Oak Grove, CA Warnings, Watches and Advisories

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NWS Active Alerts for CA - Map View

State: CA Alerts: 38 Updated: Oct 10, 2026 10:31am PDT

Red Flag Warning

Area
South-Central Shasta County Including Redding Metro; Northern Sacramento Valley in Tehama County; Central Glenn County Including Interstate 5
Red Flag Warning issued October 10 at 10:16AM PDT until October 12 at 5:00AM PDT by NWS Sacramento CA

...RED FLAG WARNING IN EFFECT FROM 7 AM SUNDAY TO 5 AM PDT MONDAY DUE TO WIND AND LOW RELATIVE HUMIDITY FOR SHASTA METRO, N. SAC VALLEY IN TEHAMA COUNTY, AND CENTRAL GLENN CO & INTERSTATE 5... The National Weather Service in Sacramento CA has issued a Red Flag Warning. * AFFECTED AREA...Portions of the Sacramento Valley and adjacent foothills * TIMING...From 7 AM Sunday to 5 AM PDT Monday. * WINDS...North to northeast winds 15 to 25 mph with gusts up to 30-40 mph. Strongest winds expected Sunday morning. * RELATIVE HUMIDITY...Relative Humidity between 15 to 25 percent. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended.

Air Quality Alert

Area
Imperial County Southwest; Imperial County Southeast; Imperial County West; Imperial Valley
Air Quality Alert issued October 10 at 9:31AM MST by NWS Phoenix AZ

* WHAT...The Imperial County APCD has issued an air quality alert due to harmful levels of particle pollution from windblown dust. Visit https://www.aqmd.gov/alertinfo to check current and forecasted air quality levels. * WHERE...the Imperial Valley. Levels of particle pollution can vary by time and location depending on emissions and local weather conditions. * WHEN...Sunday, October 11, 2026 from 12:00 AM until 10:00 PM. * IMPACTS... Particle pollution can get deep into the lungs and cause serious health problems such as asthma attacks, heart and lung disease symptoms, and increased risk of lung infections. Everyone can be affected, but sensitive groups such as people with lung or heart disease, older adults, people who are pregnant, children, and those who spend a lot of time outdoors are at greater risk.

Lake Wind Advisory

Area
West Side Mountains north of 198
Lake Wind Advisory issued October 10 at 9:31AM PDT until October 11 at 11:00PM PDT by NWS Hanford CA

* WHAT...West winds 10 to 20 mph with gusts up to 35 mph. * WHERE...San Luis Reservoir. * WHEN...Until 11 PM PDT Sunday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft.

Tropical Cyclone Local Statement

Area
San Diego County Coastal Areas; San Diego County Inland Valleys; San Diego County Mountains; San Diego County Deserts
Tropical Cyclone Local Statement issued October 10 at 8:07AM PDT by NWS San Diego CA

HLSSGX This product covers EXTREME SOUTHWESTERN CALIFORNIA **Impacts from Tropical Storm Rachel Expected in San Diego County Late Tonight through Sunday Afternoon** NEW INFORMATION --------------- * CHANGES TO WATCHES AND WARNINGS: - None * CURRENT WATCHES AND WARNINGS: - A Tropical Storm Watch is in effect for San Diego County Coastal Areas, San Diego County Deserts, San Diego County Mountains, and San Diego County Valleys * STORM INFORMATION: - About 560 miles south-southwest of San Mateo Point CA or about 510 miles south-southwest of Mouth of Tijuana River CA - 25.5N 119.6W - Storm Intensity 60 mph - Movement Northeast or 55 degrees at 22 mph SITUATION OVERVIEW ------------------ Tropical Storm Rachel is currently about 520 miles south-southwest of San Diego, moving northeast towards Northern Baja at about 22 mph. Rachel is expected to make landfall somewhere just south of the US/Mexico Border Saturday evening. Tropical storm level impacts will likely affect San Diego County. A Tropical Storm Watch is in effect for all of San Diego County. The main concerns with Tropical Storm Rachel are coastal flooding, wind, and periods of heavy rain which could lead to localized flooding and flash flooding. The majority of impacts from the tropical storm are expected late tonight through early Sunday afternoon. South swell from Tropical Storm Rachel will arrive on Sunday. The combination of south and northwest swells, increased onshore winds, and high tides over 7 feet will maintain a threat of coastal flooding and beach erosion along area beaches. Surf on Sunday is currently expected to peak at 6 to 9 feet, decreasing to 3 to 6 feet for Monday and Tuesday. Confidence in impactful coastal flooding is high, with significant coastal flooding and beach erosion likely. Widespread rain is expected on Sunday from Tropical Storm Rachel. There is expected to be a gradient in rainfall amounts with the higher amounts on the southeastern side of the storm. Confidence is high that the heaviest rain will occur over San Diego County mountains and deserts. Peak rainfall rates of 0.50 to 0.60 inches are possible for the coast and valleys, 0.50 to 0.70 inches per hour possible for the deserts, and 0.70 to 1 inch per hour for the mountains. Current forecast has rainfall totals of 0.50 to 1.25 inches for the coast, valleys, and deserts and 1 to 2.5 inches for the mountains. Areas of flash and urban flooding are probable, especially where the maximum rainfall rates occur. The San Diego River at Fashion Valley is currently forecast to peak at 7.4 feet (just below monitor stage) Sunday afternoon. Those with interests near the San Diego River should continue to monitor the forecast. Increased winds are expected with the onset and passage of Tropical Storm Rachel. Sustained winds of 39+ mph are expected on the southeast side of the storm. Based on the current track, more southern and eastern parts of San Diego County are most likely to see winds of this magnitude. Regardless, strong sustained winds and wind gusts can be expected on Sunday. Winds will likely be enhanced by local terrain with gusts 40 to 55 mph on the desert slopes of the mountains and into the deserts. Local gusts up to 60 mph possible on mountain ridges and in passes and canyons. Winds are expected to remain elevated in Rachel's wake with continued strong gusts on the desert mountain slopes into the deserts through Monday morning. POTENTIAL IMPACTS ----------------- * COASTAL HAZARDS: High tides over 7 ft, combined with high surf and gusty onshore winds will increase the threat for coastal flooding across area beaches. Additionally surf of 6 to 9 ft will create dangerous swimming conditions. Significant coastal flooding and beach erosion is likely. * FLOODING RAIN: Prepare for life-threatening rainfall flooding having possible extensive impacts across San Diego County. Potential impacts include: - Major rainfall flooding may prompt many evacuations and rescues. - Rivers and tributaries may rapidly overflow their banks in multiple places. Small streams, creeks, canals, arroyos, and ditches may become dangerous rivers. In mountain areas, destructive runoff may run quickly down valleys while increasing susceptibility to rockslides and mudslides. Flood control systems and barriers may become stressed. - Flood waters can enter many structures within multiple communities, some structures becoming uninhabitable or washed away. Many places where flood waters may cover escape routes. Streets and parking lots become rivers of moving water with underpasses submerged. Driving conditions become dangerous. Many road and bridge closures with some weakened or washed out. Prepare for dangerous rainfall flooding having possible significant impacts across San Diego County. * WIND: Prepare for hazardous wind having possible limited impacts across EXTREME SOUTHWESTERN CALIFORNIA. Potential impacts in this area include: - Damage to porches, awnings, carports, sheds, and unanchored mobile homes. Unsecured lightweight objects blown about. - Many large tree limbs broken off. A few trees snapped or uprooted, but with greater numbers in places where trees are shallow rooted, especially in coastal and valley locations that don't typically experience strong winds. Some fences and roadway signs blown over. - A few roads impassable from debris, particularly within urban or heavily wooded places. Hazardous driving conditions on bridges and other elevated roadways. - Scattered power and communications outages. Elsewhere across EXTREME SOUTHWESTERN CALIFORNIA, little to no impact is anticipated. PRECAUTIONARY/PREPAREDNESS ACTIONS ---------------------------------- * EVACUATIONS: Follow the advice of local officials. * OTHER PREPAREDNESS INFORMATION: Now is the time to check your emergency plan and emergency supplies kit and take necessary actions to protect your family and secure your home or business. If you live in a place particularly vulnerable to flooding, such as near the ocean, in a low-lying or poor drainage area, in a valley, or near a river, plan to move to safe shelter on higher ground. Always heed the advice of local officials and comply with orders that are issued. Do not needlessly jeopardize your life or the lives of others. Closely monitor weather.gov, NOAA Weather Radio and local news outlets for official storm information. Listen for possible changes to the forecast. * ADDITIONAL SOURCES OF INFORMATION: - For information on appropriate preparations see ready.gov - For information on creating an emergency plan see getagameplan.org - For additional disaster preparedness information see redcross.org NEXT UPDATE ----------- The next local statement will be issued by the National Weather Service in San Diego CA around 2 PM PDT, or sooner if conditions warrant.

Tropical Storm Watch

Area
San Diego County Coastal Areas
Tropical Storm Watch issued October 10 at 8:02AM PDT by NWS San Diego CA

* LOCATIONS AFFECTED - Oceanside - Carlsbad - Chula Vista - San Diego * WIND - LATEST LOCAL FORECAST: Below tropical storm force wind - Peak Wind Forecast: 10-20 mph with gusts to 30 mph - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39 to 57 mph - The wind threat has remained nearly steady from the previous assessment. - PLAN: Plan for hazardous wind of equivalent tropical storm force. - PREPARE: Efforts to protect property should now be underway. Prepare for limited wind damage. - ACT: Act now to complete preparations before the wind becomes hazardous. - POTENTIAL IMPACTS: Limited - Damage to porches, awnings, carports, sheds, and unanchored mobile homes. Unsecured lightweight objects blown about. - Many large tree limbs broken off. A few trees snapped or uprooted, but with greater numbers in places where trees are shallow rooted, especially in coastal and valley locations that don't typically experience strong winds. Some fences and roadway signs blown over. - A few roads impassable from debris, particularly within urban or heavily wooded places. Hazardous driving conditions on bridges and other elevated roadways. - Scattered power and communications outages. * STORM SURGE - While true storm surge is unlikely, significant coastal flooding and beach erosion from tides over 7 feet, high surf, and increased onshore winds expected. - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Little to no storm surge flooding - The storm surge threat has remained nearly steady from the previous assessment. - PLAN: Coastal flooding, rough surf, coastal erosion, and life-threatening rip currents are possible. - PREPARE: Do not make plans to go to the beach. Take necessary actions to protect flood prone property. - ACT: Follow the instructions of local officials. Monitor forecasts. - POTENTIAL IMPACTS: Significant coastal flooding and beach erosion possible. Dangerous swimming conditions due to high surf and strong rip currents. * FLOODING RAIN - LATEST LOCAL FORECAST: Flood Watch is in effect - Peak Rainfall Amounts: around 1 inch - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for major flooding rain - The flooding rain threat has remained nearly steady from the previous assessment. - PLAN: Emergency plans should include the potential for major flooding from heavy rain. Evacuations and rescues are likely. - PREPARE: Strongly consider protective actions, especially if you are in an area vulnerable to flooding. - ACT: Heed any flood watches and warnings. Failure to take action will likely result in serious injury or loss of life. - POTENTIAL IMPACTS: Extensive - Major rainfall flooding may prompt many evacuations and rescues. - Rivers and tributaries may rapidly overflow their banks in multiple places. Small streams, creeks, canals, arroyos, and ditches may become dangerous rivers. In mountain areas, destructive runoff may run quickly down valleys while increasing susceptibility to rockslides and mudslides. Flood control systems and barriers may become stressed. - Flood waters can enter many structures within multiple communities, some structures becoming uninhabitable or washed away. Many places where flood waters may cover escape routes. Streets and parking lots become rivers of moving water with underpasses submerged. Driving conditions become dangerous. Many road and bridge closures with some weakened or washed out. * TORNADO - LATEST LOCAL FORECAST: - Situation is unfavorable for tornadoes - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Tornadoes not expected - The tornado threat has remained nearly steady from the previous assessment. - PLAN: Tornadoes are not expected. Showers and thunderstorms with gusty winds may still occur. - PREPARE: Little to no preparations needed to protect against tornadoes at this time. Keep informed of the latest tornado situation. - ACT: Listen for changes in the forecast. - POTENTIAL IMPACTS: Little to None - Little to no potential impacts from tornadoes. * FOR MORE INFORMATION: - sdcountyemergency.com

Tropical Storm Watch

Area
San Diego County Deserts
Tropical Storm Watch issued October 10 at 8:02AM PDT by NWS San Diego CA

* LOCATIONS AFFECTED - Borrego Springs * WIND - LATEST LOCAL FORECAST: Below tropical storm force wind - Peak Wind Forecast: 25-35 mph with gusts to 50 mph - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39 to 57 mph - The wind threat has remained nearly steady from the previous assessment. - PLAN: Plan for hazardous wind of equivalent tropical storm force. - PREPARE: Efforts to protect property should now be underway. Prepare for limited wind damage. - ACT: Act now to complete preparations before the wind becomes hazardous. - POTENTIAL IMPACTS: Limited - Damage to porches, awnings, carports, sheds, and unanchored mobile homes. Unsecured lightweight objects blown about. - Many large tree limbs broken off. A few trees snapped or uprooted, but with greater numbers in places where trees are shallow rooted, especially in coastal and valley locations that don't typically experience strong winds. Some fences and roadway signs blown over. - A few roads impassable from debris, particularly within urban or heavily wooded places. Hazardous driving conditions on bridges and other elevated roadways. - Scattered power and communications outages. * FLOODING RAIN - LATEST LOCAL FORECAST: Flood Watch is in effect - Peak Rainfall Amounts: around 1 inch - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for major flooding rain - The flooding rain threat has remained nearly steady from the previous assessment. - PLAN: Emergency plans should include the potential for major flooding from heavy rain. Evacuations and rescues are likely. - PREPARE: Strongly consider protective actions, especially if you are in an area vulnerable to flooding. - ACT: Heed any flood watches and warnings. Failure to take action will likely result in serious injury or loss of life. - POTENTIAL IMPACTS: Extensive - Major rainfall flooding may prompt many evacuations and rescues. - Rivers and tributaries may rapidly overflow their banks in multiple places. Small streams, creeks, canals, arroyos, and ditches may become dangerous rivers. In mountain areas, destructive runoff may run quickly down valleys while increasing susceptibility to rockslides and mudslides. Flood control systems and barriers may become stressed. - Flood waters can enter many structures within multiple communities, some structures becoming uninhabitable or washed away. Many places where flood waters may cover escape routes. Streets and parking lots become rivers of moving water with underpasses submerged. Driving conditions become dangerous. Many road and bridge closures with some weakened or washed out. * TORNADO - LATEST LOCAL FORECAST: - Situation is unfavorable for tornadoes - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Tornadoes not expected - The tornado threat has remained nearly steady from the previous assessment. - PLAN: Tornadoes are not expected. Showers and thunderstorms with gusty winds may still occur. - PREPARE: Little to no preparations needed to protect against tornadoes at this time. Keep informed of the latest tornado situation. - ACT: Listen for changes in the forecast. - POTENTIAL IMPACTS: Little to None - Little to no potential impacts from tornadoes. * FOR MORE INFORMATION: - sdcountyemergency.com

Tropical Storm Watch

Area
San Diego County Inland Valleys
Tropical Storm Watch issued October 10 at 8:02AM PDT by NWS San Diego CA

* LOCATIONS AFFECTED - Escondido - El Cajon - Lakeside - Poway * WIND - LATEST LOCAL FORECAST: Below tropical storm force wind - Peak Wind Forecast: 10-15 mph with gusts to 30 mph - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39 to 57 mph - The wind threat has remained nearly steady from the previous assessment. - PLAN: Plan for hazardous wind of equivalent tropical storm force. - PREPARE: Efforts to protect property should now be underway. Prepare for limited wind damage. - ACT: Act now to complete preparations before the wind becomes hazardous. - POTENTIAL IMPACTS: Limited - Damage to porches, awnings, carports, sheds, and unanchored mobile homes. Unsecured lightweight objects blown about. - Many large tree limbs broken off. A few trees snapped or uprooted, but with greater numbers in places where trees are shallow rooted, especially in coastal and valley locations that don't typically experience strong winds. Some fences and roadway signs blown over. - A few roads impassable from debris, particularly within urban or heavily wooded places. Hazardous driving conditions on bridges and other elevated roadways. - Scattered power and communications outages. * FLOODING RAIN - LATEST LOCAL FORECAST: Flood Watch is in effect - Peak Rainfall Amounts: 1-3 inches, with locally higher amounts - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for major flooding rain - The flooding rain threat has remained nearly steady from the previous assessment. - PLAN: Emergency plans should include the potential for major flooding from heavy rain. Evacuations and rescues are likely. - PREPARE: Strongly consider protective actions, especially if you are in an area vulnerable to flooding. - ACT: Heed any flood watches and warnings. Failure to take action will likely result in serious injury or loss of life. - POTENTIAL IMPACTS: Extensive - Major rainfall flooding may prompt many evacuations and rescues. - Rivers and tributaries may rapidly overflow their banks in multiple places. Small streams, creeks, canals, arroyos, and ditches may become dangerous rivers. In mountain areas, destructive runoff may run quickly down valleys while increasing susceptibility to rockslides and mudslides. Flood control systems and barriers may become stressed. - Flood waters can enter many structures within multiple communities, some structures becoming uninhabitable or washed away. Many places where flood waters may cover escape routes. Streets and parking lots become rivers of moving water with underpasses submerged. Driving conditions become dangerous. Many road and bridge closures with some weakened or washed out. * TORNADO - LATEST LOCAL FORECAST: - Situation is unfavorable for tornadoes - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Tornadoes not expected - The tornado threat has remained nearly steady from the previous assessment. - PLAN: Tornadoes are not expected. Showers and thunderstorms with gusty winds may still occur. - PREPARE: Little to no preparations needed to protect against tornadoes at this time. Keep informed of the latest tornado situation. - ACT: Listen for changes in the forecast. - POTENTIAL IMPACTS: Little to None - Little to no potential impacts from tornadoes. * FOR MORE INFORMATION: - sdcountyemergency.com

Tropical Storm Watch

Area
San Diego County Mountains
Tropical Storm Watch issued October 10 at 8:02AM PDT by NWS San Diego CA

* LOCATIONS AFFECTED - Julian - Pine Valley * WIND - LATEST LOCAL FORECAST: Below tropical storm force wind - Peak Wind Forecast: 20-30 mph with gusts to 45 mph - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39 to 57 mph - The wind threat has remained nearly steady from the previous assessment. - PLAN: Plan for hazardous wind of equivalent tropical storm force. - PREPARE: Remaining efforts to protect property should be completed as soon as possible. Prepare for limited wind damage. - ACT: Move to safe shelter before the wind becomes hazardous. - POTENTIAL IMPACTS: Limited - Damage to porches, awnings, carports, sheds, and unanchored mobile homes. Unsecured lightweight objects blown about. - Many large tree limbs broken off. A few trees snapped or uprooted, but with greater numbers in places where trees are shallow rooted, especially in coastal and valley locations that don't typically experience strong winds. Some fences and roadway signs blown over. - A few roads impassable from debris, particularly within urban or heavily wooded places. Hazardous driving conditions on bridges and other elevated roadways. - Scattered power and communications outages. * FLOODING RAIN - LATEST LOCAL FORECAST: Flood Watch is in effect - Peak Rainfall Amounts: 1-3 inches, with locally higher amounts - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for major flooding rain - The flooding rain threat has remained nearly steady from the previous assessment. - PLAN: Emergency plans should include the potential for major flooding from heavy rain. Evacuations and rescues are likely. - PREPARE: Strongly consider protective actions, especially if you are in an area vulnerable to flooding. - ACT: Heed any flood watches and warnings. Failure to take action will likely result in serious injury or loss of life. - POTENTIAL IMPACTS: Extensive - Major rainfall flooding may prompt many evacuations and rescues. - Rivers and tributaries may rapidly overflow their banks in multiple places. Small streams, creeks, canals, arroyos, and ditches may become dangerous rivers. In mountain areas, destructive runoff may run quickly down valleys while increasing susceptibility to rockslides and mudslides. Flood control systems and barriers may become stressed. - Flood waters can enter many structures within multiple communities, some structures becoming uninhabitable or washed away. Many places where flood waters may cover escape routes. Streets and parking lots become rivers of moving water with underpasses submerged. Driving conditions become dangerous. Many road and bridge closures with some weakened or washed out. * TORNADO - LATEST LOCAL FORECAST: - Situation is unfavorable for tornadoes - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Tornadoes not expected - The tornado threat has remained nearly steady from the previous assessment. - PLAN: Tornadoes are not expected. Showers and thunderstorms with gusty winds may still occur. - PREPARE: Little to no preparations needed to protect against tornadoes at this time. Keep informed of the latest tornado situation. - ACT: Listen for changes in the forecast. - POTENTIAL IMPACTS: Little to None - Little to no potential impacts from tornadoes. * FOR MORE INFORMATION: - sdcountyemergency.com

Flood Watch

Area
Death Valley National Park; Western Mojave Desert; Esmeralda and Central Nye County
Flood Watch issued October 10 at 3:38AM PDT until October 12 at 5:00AM PDT by NWS Las Vegas NV

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of southeast California, including the following areas, Death Valley National Park and Western Mojave Desert and south central Nevada, including the following area, Esmeralda and Central Nye County. * WHEN...From this afternoon through late Sunday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - Incoming tropical moisture will lead to widespread shower and thunderstorm activity, some of which may cause flash flooding. - http://www.weather.gov/safety/flood

Flood Watch

Area
Northwest Plateau; Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Hualapai Mountains; Northwest Deserts; Eastern Mojave Desert, Including the Mojave National Preserve; Morongo Basin; Cadiz Basin; San Bernardino County-Upper Colorado River Valley; Lincoln County; Northeast Clark County; Western Clark and Southern Nye County; Sheep Range; Spring Mountains-Red Rock Canyon; Las Vegas Valley; Southern Clark County; Lake Mead - NV side; Lake Mohave - NV side
Flood Watch issued October 10 at 3:38AM PDT until October 12 at 5:00AM PDT by NWS Las Vegas NV

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northwest Arizona, including the following areas, Hualapai Mountains, Lake Havasu and Fort Mohave, Lake Mead - AZ side, Lake Mohave - AZ side, Northwest Deserts and Northwest Plateau, southeast California, including the following areas, Cadiz Basin, Eastern Mojave Desert, Morongo Basin and San Bernardino County-Upper Colorado River Valley, and Nevada, including the following areas, Lake Mead - NV side, Lake Mohave - NV side, Las Vegas Valley, Lincoln County, Northeast Clark County, Sheep Range, Southern Clark County, Spring Mountains-Red Rock Canyon and Western Clark and Southern Nye County. * WHEN...From 11 AM PDT /11 AM MST/ this morning through late Sunday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - Incoming tropical moisture will lead to widespread shower and thunderstorm activity, some of which may cause flash flooding. - http://www.weather.gov/safety/flood

Flood Watch

Area
San Diego County Coastal Areas; San Diego County Inland Valleys; San Bernardino County Mountains; Riverside County Mountains; San Diego County Mountains; Apple and Lucerne Valleys; Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Flood Watch issued October 10 at 2:49AM PDT until October 11 at 8:00PM PDT by NWS San Diego CA

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of Southwest California, including the following areas, Apple and Lucerne Valleys, Coachella Valley, Riverside County Mountains, San Bernardino County Mountains, San Diego County Coastal Areas, San Diego County Deserts, San Diego County Mountains, San Diego County Valleys and San Gorgonio Pass near Banning. * WHEN...From this evening through Sunday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Tropical Storm Rachel will bring periods of moderate to heavy rain to all of San Diego County, Riverside County mountains and deserts, and San Bernardino County mountains and deserts. Maximum hourly rainfall rates of 0.50 to 0.60 inches per hour are possible for San Diego Coast and Valleys. Maximum hourly rainfall rates of 0.50 to 0.70 inches per hour are possible across area deserts and 0.70 to 1 inch per hour rates are possible across area mountains. Heaviest rainfall is most likely late Saturday night through Sunday afternoon. - https://www.weather.gov/safety/flood

Tropical Cyclone Local Statement

Area
San Diego County Coastal Areas; San Diego County Inland Valleys; San Diego County Mountains; San Diego County Deserts
Tropical Cyclone Local Statement issued October 10 at 2:40AM PDT by NWS San Diego CA

HLSSGX This product covers EXTREME SOUTHWESTERN CALIFORNIA **Tropical Storm Rachel Will Bring Coastal Flooding, Wind, and Rain to Portions of Southern California Sunday** NEW INFORMATION --------------- * CHANGES TO WATCHES AND WARNINGS: - None * CURRENT WATCHES AND WARNINGS: - A Tropical Storm Watch is in effect for San Diego County Coastal Areas, San Diego County Deserts, San Diego County Mountains, and San Diego County Valleys * STORM INFORMATION: - About 670 miles south-southwest of San Mateo Point CA or about 630 miles south-southwest of Mouth of Tijuana River CA - 24.2N 121.4W - Storm Intensity 60 mph - Movement Northeast or 50 degrees at 22 mph SITUATION OVERVIEW ------------------ Tropical Storm Rachel is currently about 600 miles southwest of San Diego, moving northeast towards Northern Baja at about 19 kts. Rachel is expected to make landfall somewhere just south of the US/Mexico Border Saturday evening. Tropical storm level impacts will likely affect San Diego County. A Tropical Storm Watch is in effect for all of San Diego County. The main concerns with Tropical Storm Rachel are coastal flooding, wind, and periods of heavy rain which could lead to localized flooding and flash flooding. The majority of impacts from the tropical storm are expected on Sunday. South swell from Tropical Storm Rachel will arrive on Sunday. The combination of south and northwest swells, increased onshore winds, and high tides over 7 feet will maintain a threat of coastal flooding and beach erosion along beaches in San Diego and Orange Counties. Surf on Sunday is currently expected to peak at 6 to 9 feet, decreasing to 3 to 6 feet for Monday and Tuesday. Confidence in impactful coastal flooding is high, with significant coastal flooding and beach erosion likely. Widespread rain is expected on Sunday from Tropical Storm Rachel. There is expected to be a gradient in rainfall amounts with the higher amounts on the southeastern side of the storm. Confidence is high that the heaviest rain will occur over San Diego County mountains and deserts. Peak rainfall rates of 0.50 to 0.60 inches are possible for the coast and valleys, 0.50 to 0.70 inches per hour possible for the deserts, and 0.70 to 1 inch per hour for the mountains. Current forecast has rainfall totals of 0.50 to 1.25 inches for the coast, valleys, and deserts and 1 to 2.5 inches for the mountains. Areas of flash and urban flooding are probable, especially where the maximum rainfall rates occur. The San Diego River at Fashion Valley is currently forecast to peak at 7.4 feet (just below monitor stage) Sunday afternoon. Those with interests near the San Diego River should continue to monitor the forecast. Increased winds are expected with the onset and passage of Tropical Storm Rachel. Sustained winds of 39+ mph are expected on the southeast side of the storm. Based on the current track, more southern and eastern parts of San Diego County are most likely to see winds of this magnitude. Regardless, strong sustained winds and wind gusts can be expected on Sunday. Winds will likely be enhanced by local terrain with gusts 40 to 55 mph on the desert slopes of the mountains and into the deserts. Local gusts up to 60 mph possible on mountain ridges and in passes and canyons. POTENTIAL IMPACTS ----------------- * WIND: Prepare for hazardous wind having possible limited impacts across EXTREME SOUTHWESTERN CALIFORNIA. Potential impacts in this area include: - Damage to porches, awnings, carports, sheds, and unanchored mobile homes. Unsecured lightweight objects blown about. - Many large tree limbs broken off. A few trees snapped or uprooted, but with greater numbers in places where trees are shallow rooted, especially in coastal and valley locations that don't typically experience strong winds. Some fences and roadway signs blown over. - A few roads impassable from debris, particularly within urban or heavily wooded places. Hazardous driving conditions on bridges and other elevated roadways. - Scattered power and communications outages. Elsewhere across EXTREME SOUTHWESTERN CALIFORNIA, little to no impact is anticipated. * FLOODING RAIN: Prepare for life-threatening rainfall flooding having possible extensive impacts across San Diego County. Potential impacts include: - Major rainfall flooding may prompt many evacuations and rescues. - Rivers and tributaries may rapidly overflow their banks in multiple places. Small streams, creeks, canals, arroyos, and ditches may become dangerous rivers. In mountain areas, destructive runoff may run quickly down valleys while increasing susceptibility to rockslides and mudslides. Flood control systems and barriers may become stressed. - Flood waters can enter many structures within multiple communities, some structures becoming uninhabitable or washed away. Many places where flood waters may cover escape routes. Streets and parking lots become rivers of moving water with underpasses submerged. Driving conditions become dangerous. Many road and bridge closures with some weakened or washed out. Prepare for dangerous rainfall flooding having possible significant impacts across San Diego County. * OTHER COASTAL HAZARDS: High tides over 7 ft, combined with high surf and gusty onshore winds will increase the threat for coastal flooding across area beaches. Additionally surf of 6 to 9 ft will create dangerous swimming conditions. There is increasing potential for significant coastal flooding and beach erosion. * TORNADOES: Little to no impacts are anticipated at this time across EXTREME SOUTHWESTERN CALIFORNIA. PRECAUTIONARY/PREPAREDNESS ACTIONS ---------------------------------- * EVACUATIONS: Follow the advice of local officials. * OTHER PREPAREDNESS INFORMATION: Now is the time to check your emergency plan and emergency supplies kit and take necessary actions to protect your family and secure your home or business. When making safety and preparedness decisions, do not focus on the exact forecast track since hazards such as flooding rain, damaging wind gusts, storm surge, and tornadoes extend well away from the center of the storm. If in a place that is vulnerable to high wind, such as near large trees, a manufactured home, upper floors of a high-rise building, or on a boat, plan to move to safe shelter. If you live in a place particularly vulnerable to flooding, such as near the ocean or a large inland lake, in a low-lying or poor drainage area, in a valley, or near an already swollen river, plan to move to safe shelter on higher ground. Always heed the advice of local officials and comply with orders that are issued. Do not needlessly jeopardize your life or the lives of others. When securing your property, outside preparations should be concluded as soon as possible before conditions deteriorate. The onset of strong gusty winds or flooding can cause certain preparedness activities to become unsafe. Be sure to let friends and family members know of your intentions for weathering the storm and your whereabouts. Have someone located away from the threatened area serve as your point of contact. Share vital contact information with others. Keep cell phones handy and charged. Check on those who may not be fully aware of the situation or who are unable to make personal preparations. If you are a visitor, know the name of the county or parish in which you are located and where it is relative to current watches and warnings. If staying at a hotel, ask the management staff about their onsite disaster plan. Listen for evacuation orders, especially pertaining to area visitors. Closely monitor weather.gov, NOAA Weather Radio and local news outlets for official storm information. Listen for possible changes to the forecast. There is a threat from tornadoes with this storm. Have multiple ways to receive Tornado Warnings. Be ready to shelter quickly. * ADDITIONAL SOURCES OF INFORMATION: - For information on appropriate preparations see ready.gov - For information on creating an emergency plan see getagameplan.org - For additional disaster preparedness information see redcross.org NEXT UPDATE ----------- The next local statement will be issued by the National Weather Service in San Diego CA around 8 AM PDT, or sooner if conditions warrant.

Freeze Watch

Area
Western Siskiyou County; Central Siskiyou County; South Central Siskiyou County
Freeze Watch issued October 10 at 2:17AM PDT until October 12 at 9:00AM PDT by NWS Medford OR

* WHAT...For the Freeze Warning, sub-freezing temperatures as low as 28 expected. For the Freeze Watch, sub-freezing temperatures as low as 26 possible. * WHERE...Valleys of western and central Siskiyou County, including the Shasta Valley, Scott Valley, portions of the lower Klamath River Valley. This also includes Mount Shasta City and areas to the east. * WHEN...For the Freeze Warning, from 2 AM to 8 AM PDT Sunday. For the Freeze Watch, from late Sunday night through Monday morning. * IMPACTS...Frost and freeze conditions could kill crops and other sensitive vegetation.

Freeze Warning

Area
Western Siskiyou County; Central Siskiyou County; South Central Siskiyou County
Freeze Warning issued October 10 at 2:17AM PDT until October 11 at 8:00AM PDT by NWS Medford OR

* WHAT...For the Freeze Warning, sub-freezing temperatures as low as 28 expected. For the Freeze Watch, sub-freezing temperatures as low as 26 possible. * WHERE...Valleys of western and central Siskiyou County, including the Shasta Valley, Scott Valley, portions of the lower Klamath River Valley. This also includes Mount Shasta City and areas to the east. * WHEN...For the Freeze Warning, from 2 AM to 8 AM PDT Sunday. For the Freeze Watch, from late Sunday night through Monday morning. * IMPACTS...Frost and freeze conditions could kill crops and other sensitive vegetation.

Beach Hazards Statement

Area
San Diego County Coastal Areas; Orange County Coastal
Beach Hazards Statement issued October 10 at 2:03AM PDT until October 11 at 10:00PM PDT by NWS San Diego CA

* WHAT...For the Coastal Flood Warning through Sunday afternoon, significant coastal flooding and erosion is likely. For the Beach Hazards Statement from Sunday morning until Sunday evening, surf of 5 to 7 feet with local sets up to 9 feet. For the Coastal Flood Advisory from Sunday afternoon until Tuesday afternoon, minor coastal flooding expected. * WHERE...San Diego County Coastal Areas and Orange County Coastal Areas. * WHEN...For the Coastal Flood Warning, until 3 PM PDT Sunday. For the Beach Hazards Statement, from Sunday morning through Sunday evening. For the Coastal Flood Advisory, from 3 PM Sunday to 2 PM PDT Tuesday. * IMPACTS...Numerous roads and walking paths may be closed due to high water. Low-lying property including homes, businesses, and some critical infrastructure may flood. Shoreline erosion will occur during high tides in the mornings. Elevated surf will lead to a high risk of rip currents. * ADDITIONAL DETAILS...Greatest impacts on Sunday morning from Tropical Storm Rachel with a combination of increased swell, onshore winds, and high tides locally over 7 feet.

Coastal Flood Warning

Area
San Diego County Coastal Areas; Orange County Coastal
Coastal Flood Warning issued October 10 at 2:03AM PDT until October 11 at 3:00PM PDT by NWS San Diego CA

* WHAT...For the Coastal Flood Warning through Sunday afternoon, significant coastal flooding and erosion is likely. For the Beach Hazards Statement from Sunday morning until Sunday evening, surf of 5 to 7 feet with local sets up to 9 feet. For the Coastal Flood Advisory from Sunday afternoon until Tuesday afternoon, minor coastal flooding expected. * WHERE...San Diego County Coastal Areas and Orange County Coastal Areas. * WHEN...For the Coastal Flood Warning, until 3 PM PDT Sunday. For the Beach Hazards Statement, from Sunday morning through Sunday evening. For the Coastal Flood Advisory, from 3 PM Sunday to 2 PM PDT Tuesday. * IMPACTS...Numerous roads and walking paths may be closed due to high water. Low-lying property including homes, businesses, and some critical infrastructure may flood. Shoreline erosion will occur during high tides in the mornings. Elevated surf will lead to a high risk of rip currents. * ADDITIONAL DETAILS...Greatest impacts on Sunday morning from Tropical Storm Rachel with a combination of increased swell, onshore winds, and high tides locally over 7 feet.

Coastal Flood Advisory

Area
San Diego County Coastal Areas; Orange County Coastal
Coastal Flood Advisory issued October 10 at 2:03AM PDT until October 13 at 2:00PM PDT by NWS San Diego CA

* WHAT...For the Coastal Flood Warning through Sunday afternoon, significant coastal flooding and erosion is likely. For the Beach Hazards Statement from Sunday morning until Sunday evening, surf of 5 to 7 feet with local sets up to 9 feet. For the Coastal Flood Advisory from Sunday afternoon until Tuesday afternoon, minor coastal flooding expected. * WHERE...San Diego County Coastal Areas and Orange County Coastal Areas. * WHEN...For the Coastal Flood Warning, until 3 PM PDT Sunday. For the Beach Hazards Statement, from Sunday morning through Sunday evening. For the Coastal Flood Advisory, from 3 PM Sunday to 2 PM PDT Tuesday. * IMPACTS...Numerous roads and walking paths may be closed due to high water. Low-lying property including homes, businesses, and some critical infrastructure may flood. Shoreline erosion will occur during high tides in the mornings. Elevated surf will lead to a high risk of rip currents. * ADDITIONAL DETAILS...Greatest impacts on Sunday morning from Tropical Storm Rachel with a combination of increased swell, onshore winds, and high tides locally over 7 feet.

High Surf Advisory

Area
San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
High Surf Advisory issued October 10 at 1:57AM PDT until October 12 at 10:00PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...For the Beach Hazards Statement, Minor tidal overflow flooding and strong rip currents are expected. For the High Surf Advisory, large breaking waves of 8 to 12 feet is expected. * WHERE...San Luis Obispo County Beaches and Santa Barbara County Central Coast Beaches. * WHEN...For the Beach Hazards Statement, from Saturday morning through late Saturday night. For the High Surf Advisory, from 6 AM Sunday to 10 PM PDT Monday. * IMPACTS...Pooling of sea water is possible around high tide at beach and harbor areas that is uncommon with normal tidal ranges. Enhanced beach erosion is also possible. The risk for significant damage is very low. There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. * ADDITIONAL DETAILS...High tides of 6.6 to 7.2 feet will be common each morning.

Beach Hazards Statement

Area
Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast
Beach Hazards Statement issued October 10 at 1:57AM PDT until October 13 at 2:00PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Minor tidal overflow flooding is expected. Dangerous rip currents and breaking waves due to elevated surf expected. * WHERE...Santa Barbara County Southwestern Coast and Santa Barbara County Southeastern Coast. * WHEN...From Saturday morning through Tuesday afternoon. * IMPACTS...Pooling of sea water is possible around high tide at beach and harbor areas that is uncommon with normal tidal ranges. Enhanced beach erosion is also possible. The risk for significant damage is very low. There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. * ADDITIONAL DETAILS...High tides of 6.6 to 7.2 feet will be common each morning, with large secondary high tides in the evening hours.

Coastal Flood Advisory

Area
Ventura County Beaches
Coastal Flood Advisory issued October 10 at 1:57AM PDT until October 13 at 2:00PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Minor to moderate coastal flooding is expected, especially for vulnerable south-facing beaches like Point Mugu and Port Hueneme. High surf of 5 to 8 feet is also expected with strong rip currents. * WHERE...Ventura County Beaches. * WHEN...For the Coastal Flood Advisory, until 2 PM PDT Tuesday. For the High Surf Advisory, from 6 AM to 10 PM PDT Sunday. * IMPACTS...Sea-water flooding of beach and harbor roads, parking lots, and walkways is likely, especially around the time of high tide. Very isolated damage is possible. Significant beach erosion is expected. There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...High tides of 7.0 to 7.5 feet will be common each morning.

High Surf Advisory

Area
Malibu Coast; Los Angeles County Beaches
High Surf Advisory issued October 10 at 1:57AM PDT until October 11 at 10:00PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...For vulnerable south-facing beaches, especially Long Beach and Malibu, damaging sea-water flooding is likely. For all other beaches and harbors, minor coastal flooding is expected. High surf of 5 to 8 feet is also expected with strong rip currents. * WHERE...Malibu Coast and Los Angeles County Beaches. * WHEN...For the Coastal Flood Warning, until 3 PM PDT Sunday. For the High Surf Advisory, from 6 AM to 10 PM PDT Sunday. * IMPACTS...For vulnerable south-facing beaches, sea-water flooding can damage beach roads and structures, especially around the time of high tide. For all other beaches and harbors, shallow and minor sea-water flooding can impact beaches and walkways. For all beach areas, significant erosion is expected. There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...Sunday carries the widest range of coastal flooding outcomes due to chances of rain, wind, low pressure tidal enhancements, and swells from multiple directions. Coastal flooding impacts on Sunday could be similar to other days, or greatly enhanced. High tides of 7.3 to 7.6 feet will be common each morning. This warning may be extended past Sunday, or converted to a Coastal Flood Advisory through Tuesday.

High Surf Advisory

Area
Ventura County Beaches
High Surf Advisory issued October 10 at 1:57AM PDT until October 11 at 10:00PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Minor to moderate coastal flooding is expected, especially for vulnerable south-facing beaches like Point Mugu and Port Hueneme. High surf of 5 to 8 feet is also expected with strong rip currents. * WHERE...Ventura County Beaches. * WHEN...For the Coastal Flood Advisory, until 2 PM PDT Tuesday. For the High Surf Advisory, from 6 AM to 10 PM PDT Sunday. * IMPACTS...Sea-water flooding of beach and harbor roads, parking lots, and walkways is likely, especially around the time of high tide. Very isolated damage is possible. Significant beach erosion is expected. There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...High tides of 7.0 to 7.5 feet will be common each morning.

Coastal Flood Warning

Area
Malibu Coast; Los Angeles County Beaches
Coastal Flood Warning issued October 10 at 1:57AM PDT until October 11 at 3:00PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...For vulnerable south-facing beaches, especially Long Beach and Malibu, damaging sea-water flooding is likely. For all other beaches and harbors, minor coastal flooding is expected. High surf of 5 to 8 feet is also expected with strong rip currents. * WHERE...Malibu Coast and Los Angeles County Beaches. * WHEN...For the Coastal Flood Warning, until 3 PM PDT Sunday. For the High Surf Advisory, from 6 AM to 10 PM PDT Sunday. * IMPACTS...For vulnerable south-facing beaches, sea-water flooding can damage beach roads and structures, especially around the time of high tide. For all other beaches and harbors, shallow and minor sea-water flooding can impact beaches and walkways. For all beach areas, significant erosion is expected. There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...Sunday carries the widest range of coastal flooding outcomes due to chances of rain, wind, low pressure tidal enhancements, and swells from multiple directions. Coastal flooding impacts on Sunday could be similar to other days, or greatly enhanced. High tides of 7.3 to 7.6 feet will be common each morning. This warning may be extended past Sunday, or converted to a Coastal Flood Advisory through Tuesday.

Coastal Flood Warning

Area
Catalina and Santa Barbara Islands
Coastal Flood Warning issued October 10 at 1:57AM PDT until October 11 at 3:00PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...For vulnerable south-facing beaches, like Avalon and Pebbly Beach, damaging sea-water flooding is likely. For all other beaches and harbors, minor coastal flooding is expected. * WHERE...Catalina and Santa Barbara Islands. * WHEN...Until 3 PM PDT Sunday. * IMPACTS...For vulnerable south-facing beaches, sea-water flooding can damage beach roads and structures, especially around the time of high tide. For all other beaches and harbors, shallow and minor sea-water flooding can impact beaches and walkways. For all beach areas, significant erosion is expected. There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. * ADDITIONAL DETAILS...Sunday carries the widest range of coastal flooding outcomes due to chances of rain, wind, low pressure tidal enhancements, and swells from multiple directions. Coastal flooding impacts on Sunday could be similar to other days, or greatly enhanced. High tides of 7.3 to 7.6 feet will be common each morning. This warning may be extended past Sunday, or converted to a Coastal Flood Advisory through Tuesday.

Beach Hazards Statement

Area
San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
Beach Hazards Statement issued October 10 at 1:57AM PDT until October 11 at 6:00AM PDT by NWS Los Angeles/Oxnard CA

* WHAT...For the Beach Hazards Statement, Minor tidal overflow flooding and strong rip currents are expected. For the High Surf Advisory, large breaking waves of 8 to 12 feet is expected. * WHERE...San Luis Obispo County Beaches and Santa Barbara County Central Coast Beaches. * WHEN...For the Beach Hazards Statement, from Saturday morning through late Saturday night. For the High Surf Advisory, from 6 AM Sunday to 10 PM PDT Monday. * IMPACTS...Pooling of sea water is possible around high tide at beach and harbor areas that is uncommon with normal tidal ranges. Enhanced beach erosion is also possible. The risk for significant damage is very low. There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. * ADDITIONAL DETAILS...High tides of 6.6 to 7.2 feet will be common each morning.

Lake Wind Advisory

Area
Greater Lake Tahoe Area; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area; Western Nevada Basin and Range including Pyramid Lake
Lake Wind Advisory issued October 10 at 1:15AM PDT until October 10 at 11:00PM PDT by NWS Reno NV

* WHAT...Southwest winds 15 to 25 mph with gusts up to 40 mph. Waves 2 to 3 feet on Lake Tahoe and Pyramid Lake. * WHERE...Greater Lake Tahoe Area, Greater Reno-Carson City-Minden Area, and Western Nevada Basin and Range including Pyramid Lake. * WHEN...From 5 AM early this morning to 11 PM PDT this evening. * IMPACTS...Gusty winds and rough waves on area lakes will create hazardous conditions for small craft.

Lake Wind Advisory

Area
Mono; Mineral and Southern Lyon Counties
Lake Wind Advisory issued October 10 at 1:15AM PDT until October 10 at 11:00PM PDT by NWS Reno NV

* WHAT...Southwest winds 15 to 25 mph with gusts up to 40 mph. * WHERE...In California, Mono County. In Nevada, Mineral and Southern Lyon Counties. * WHEN...From 11 AM this morning to 11 PM PDT this evening. * IMPACTS...Gusty winds and rough waves on area lakes will create hazardous conditions for small craft.

Red Flag Warning

Area
Southern Mono County; Northern Sierra Front - Carson City/Douglas/Storey/Southern Washoe/Eastern Lyon/Far Southern Lassen Counties; Southern Sierra Front - Alpine/Northern Mono/Southern Lyon/Western Mineral Counties; West Humboldt Basin - Pershing County; Lahontan Basin - Churchill and Eastern Mineral Counties
Red Flag Warning issued October 10 at 1:12AM PDT until October 10 at 9:00PM PDT by NWS Reno NV

* AFFECTED AREA...Fire Weather Zones 274 Southern Mono County, 420 Northern Sierra Front including Carson City, Douglas, Storey, Southern Washoe, Western Lyon, and Far Southern Lassen Counties, 421 Southern Sierra Front including Alpine, Northern Mono, Southern Lyon, and Western Mineral Counties, 423 West Humboldt Basin in Pershing County, and 429 Lahontan Basin including Churchill and Eastern Mineral Counties. * TIMING...From 11 AM this morning to 9 PM PDT this evening. * WINDS...Southwest winds 15 to 25 mph with gusts 35 to 45 mph. * RELATIVE HUMIDITY...Minimum Humidity between 14 to 22 percent. * DURATION...3 to 6 hours. * IMPACTS...The combination of gusty winds and prolonged dry conditions, even in areas where humidity may not be as low, can cause fires to rapidly grow in size and intensity before first responders can contain them.

Wind Advisory

Area
Parker Valley; Kofa; Yuma; Central La Paz; Southeast Yuma County; Gila River Valley; Joshua Tree NP West; Joshua Tree NP East; Imperial County Southwest; Salton Sea; Chuckwalla Mountains; Imperial County Southeast; Imperial County West; Imperial Valley; Chiriaco Summit; Palo Verde Valley; Chuckwalla Valley
Wind Advisory issued October 10 at 12:12AM MST until October 11 at 5:00PM MST by NWS Phoenix AZ

* WHAT...South winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Portions of southwest Arizona and southeast and southern California. * WHEN...From 2 AM MST /2 AM PDT/ to 5 PM MST /5 PM PDT/ Sunday. * IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds. Light, unsecured objects may become airborne.

Wind Advisory

Area
Death Valley National Park; Esmeralda and Central Nye County; Lincoln County; Western Clark and Southern Nye County
Wind Advisory issued October 9 at 11:52PM PDT until October 12 at 5:00AM PDT by NWS Las Vegas NV

* WHAT...South winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...In California, Death Valley National Park. In Nevada, Esmeralda and Central Nye County, Lincoln County, and Western Clark and Southern Nye County. * WHEN...From 2 PM Saturday to 5 AM PDT Monday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...There will likely be a lull in the winds from late Saturday night through Sunday morning before winds increase once again Sunday afternoon.

Wind Advisory

Area
Northwest Plateau; Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Hualapai Mountains; Northwest Deserts; Western Mojave Desert; Eastern Mojave Desert, Including the Mojave National Preserve; Morongo Basin; Cadiz Basin; San Bernardino County-Upper Colorado River Valley; Northeast Clark County; Sheep Range; Spring Mountains-Red Rock Canyon; Las Vegas Valley; Southern Clark County; Lake Mead - NV side; Lake Mohave - NV side
Wind Advisory issued October 9 at 11:52PM PDT until October 12 at 5:00AM PDT by NWS Las Vegas NV

* WHAT...South winds 20 to 30 mph with gusts between 45 and 55 mph expected. * WHERE...Portions of northwest Arizona, southeast California, and southern Nevada. * WHEN...From 2 AM PDT /2 AM MST/ Sunday to 5 AM PDT /5 AM MST/ Monday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Beach Hazards Statement

Area
Coastal Del Norte; Northern Coastal Humboldt; Southwestern Humboldt; Coastal Mendocino
Beach Hazards Statement issued October 9 at 10:07PM PDT until October 12 at 5:00PM PDT by NWS Eureka CA

* WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte, Northern Coastal Humboldt, Southwestern Humboldt and Coastal Mendocino Counties. * WHEN...From late Saturday night through Monday afternoon. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath.

Flood Watch

Area
Joshua Tree NP West; Joshua Tree NP East; Chiriaco Summit
Flood Watch issued October 9 at 9:37PM PDT until October 11 at 5:00PM PDT by NWS Phoenix AZ

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...A portion of southern California, including the following areas, Chiriaco Summit, Joshua Tree NP East and Joshua Tree NP West. * WHEN...From Saturday afternoon through Sunday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - The remnants of Tropical Storm Rachel will lead to multiple rounds of showers and thunderstorms from Saturday evening through Sunday afternoon. Moderate to locally heavy rainfall with localized rainfall rates up to one inch per hour will be possible at times, which may lead to localized flash flooding. - http://www.weather.gov/safety/flood

Coastal Flood Advisory

Area
San Francisco; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Coastal Flood Advisory issued October 9 at 3:16PM PDT until October 13 at 3:00PM PDT by NWS San Francisco CA

* WHAT...For the Coastal Flood Advisory, Up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. For the Beach Hazards Statement, increased risk of rip currents and sneaker waves expected with breaking waves up to 16 feet. * WHERE...San Francisco, Northern Monterey Bay and Southern Monterey Bay and Big Sur Coast Counties. * WHEN...For the Coastal Flood Advisory, until 3 PM PDT Tuesday. For the Beach Hazards Statement, from Saturday morning through Monday evening. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. High tides will result in flooding along coastal trails, cut off access to some low- lying beaches and coastal areas, and bring water and waves farther up the beach than typical. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be 1.4 ft above normal (7.3 ft MLLW) at 11:50 AM Saturday 10/10, 1.4 ft above normal (7.3 ft MLLW) at 12:18 PM Sunday 10/11, 1.2 ft above normal (7.1 ft MLLW) at 12:46 PM Monday 10/12, and 1.1 ft above normal (7.0 ft MLLW) at 1:14 PM Tuesday 10/13. These predictions include up to 1.2 ft of surge that will enhance the astronomical tide and flooding threat. High tide varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

Coastal Flood Advisory

Area
San Francisco Bay Shoreline
Coastal Flood Advisory issued October 9 at 3:16PM PDT until October 13 at 3:00PM PDT by NWS San Francisco CA

* WHAT...Up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Bayshore locations along the San Francisco and Monterey Bays. * WHEN...From 9 AM Friday to 3 PM PDT Tuesday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. High tides will result in flooding along coastal trails, cut off access to some low- lying beaches and coastal areas, and bring water and waves farther up the beach than typical. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be 1.4 ft above normal (7.3 ft MLLW) at 11:50 AM Saturday 10/10, 1.4 ft above normal (7.3 ft MLLW) at 12:18 PM Sunday 10/11, 1.2 ft above normal (7.1 ft MLLW) at 12:46 PM Monday 10/12, and 1.1 ft above normal (7.0 ft MLLW) at 1:14 PM Tuesday 10/13. These predictions include up to 1.2 ft of surge that will enhance the astronomical tide and flooding threat. High tide varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

Coastal Flood Advisory

Area
North Bay Interior Valleys
Coastal Flood Advisory issued October 9 at 3:16PM PDT until October 14 at 4:00PM PDT by NWS San Francisco CA

* WHAT...Up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Bayshore locations along the San Pablo Bay. * WHEN...Until 4 PM PDT Wednesday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. High tides will result in flooding along coastal trails, cut off access to some low- lying beaches and coastal areas, and bring water and waves farther up the beach than typical. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be 1.4 ft above normal (7.3 ft MLLW) at 11:50 AM Saturday 10/10, 1.4 ft above normal (7.3 ft MLLW) at 12:18 PM Sunday 10/11, 1.2 ft above normal (7.1 ft MLLW) at 12:46 PM Monday 10/12, 1.1 ft above normal (7.0 ft MLLW) at 1:14 PM Tuesday 10/13, and 0.9 ft above normal (6.7 ft MLLW) at 1:46 PM Wednesday 10/14. These predictions include up to 1.2 ft of surge that will enhance the astronomical tide and flooding threat. High tide varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

Beach Hazards Statement

Area
San Francisco; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Beach Hazards Statement issued October 9 at 3:16PM PDT until October 12 at 10:00PM PDT by NWS San Francisco CA

* WHAT...For the Coastal Flood Advisory, Up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. For the Beach Hazards Statement, increased risk of rip currents and sneaker waves expected with breaking waves up to 16 feet. * WHERE...San Francisco, Northern Monterey Bay and Southern Monterey Bay and Big Sur Coast Counties. * WHEN...For the Coastal Flood Advisory, until 3 PM PDT Tuesday. For the Beach Hazards Statement, from Saturday morning through Monday evening. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. High tides will result in flooding along coastal trails, cut off access to some low- lying beaches and coastal areas, and bring water and waves farther up the beach than typical. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be 1.4 ft above normal (7.3 ft MLLW) at 11:50 AM Saturday 10/10, 1.4 ft above normal (7.3 ft MLLW) at 12:18 PM Sunday 10/11, 1.2 ft above normal (7.1 ft MLLW) at 12:46 PM Monday 10/12, and 1.1 ft above normal (7.0 ft MLLW) at 1:14 PM Tuesday 10/13. These predictions include up to 1.2 ft of surge that will enhance the astronomical tide and flooding threat. High tide varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

Beach Hazards Statement

Area
Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast
Beach Hazards Statement issued October 9 at 3:16PM PDT until October 12 at 10:00PM PDT by NWS San Francisco CA

* WHAT...Increased risk of rip currents and sneaker waves expected with breaking waves up to 16 feet. * WHERE...Coastal North Bay Including Point Reyes National Seashore and San Francisco Peninsula Coast Counties. * WHEN...From Saturday morning through Monday evening. * IMPACTS...Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves.

SAFETY and DATA MESSAGE

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Oak Grove.

Use the Radar Maps link provided to understand the trajectory of a storm.

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