Santa Clara, CA Warnings, Watches and Advisories
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 Santa Clara.
Use the Radar Maps link provided to understand the trajectory of a storm.
Winter Storm Warning
Winter Storm Warning issued February 12 at 5:35PM PST until February 14 at 10:00PM PST by NWS Reno NV
* WHAT...Heavy snow. Snow accumulations of 2 to 6 inches except for 10 to 18 inches west of Highway 395. Locally higher amounts up to 2 feet on the highest peaks. Winds gusting as high as 45 mph. Wind prone areas may gust as high as 55 mph. * WHERE...Lassen-Eastern Plumas-Eastern Sierra Counties. * WHEN...From 10 PM this evening to 10 PM PST Friday. * IMPACTS...Travel could be very difficult to impossible, especially over Yuba Pass and Fredonyer Summit. The hazardous conditions will impact the morning and evening commutes.
Lassen-Eastern Plumas-Eastern Sierra Counties
Severe
Likely
Expected
February 12th, 2025 05:35:00 pm PST
February 12th, 2025 05:35:00 pm PST
February 13th, 2025 04:00:00 pm PST
Winter Storm Warning
Winter Storm Warning issued February 12 at 5:35PM PST until February 14 at 10:00PM PST by NWS Reno NV
* WHAT...Heavy snow. Snow accumulations of 1 to 3 feet along and west of Highway 395 with 4 to 5 feet at the Sierra crest. Accumulations of 2 to 8 inches for lower elevations east of Highway 395. Ridge winds gusting as high as 100 mph with gusts up to 50 mph at lower elevations. * WHERE...Mono County. * WHEN...From 10 PM this evening to 10 PM PST Friday. * IMPACTS...Travel will be very difficult to impossible. The hazardous conditions could impact morning and evening commutes Thursday and Friday. * ADDITIONAL DETAILS...Heaviest and most persistent snowfall rates of 2 to 3 inches per hour will be most likely Thursday morning through Thursday evening. Heavy snow along with gusty winds may result in periods of zero visibility.
Mono
Severe
Likely
Expected
February 12th, 2025 05:35:00 pm PST
February 12th, 2025 05:35:00 pm PST
February 13th, 2025 04:00:00 pm PST
Winter Storm Warning
Winter Storm Warning issued February 12 at 5:35PM PST until February 14 at 10:00PM PST by NWS Reno NV
* WHAT...Heavy snow. Snow accumulations up to 2 feet along and west of Hwy 89 with 2 to 4 feet along the Sierra crest. Accumulations of 10 to 18 inches elsewhere. Ridge winds gusting as high as 100 mph with gusts up to 45 mph at lower elevations. Waves of 2 to 4 feet on Lake Tahoe. * WHERE...Greater Lake Tahoe Area. * WHEN...From 10 PM this evening to 10 PM PST Friday. * IMPACTS...Travel will be very difficult to impossible. The hazardous conditions will impact all commutes Thursday and Friday. Prepare for significant slow-downs and possible road closures. * ADDITIONAL DETAILS...Heaviest and most persistent snowfall rates of 2 to 3 inches per hour will likely occur Thursday morning and early afternoon. Heavy snow along with gusty winds may result in periods of zero visibility.
Greater Lake Tahoe Area; Greater Lake Tahoe Area
Severe
Likely
Expected
February 12th, 2025 05:35:00 pm PST
February 12th, 2025 05:35:00 pm PST
February 13th, 2025 04:00:00 pm PST
Flood Watch
Flood Watch issued February 12 at 2:28PM PST until February 13 at 4:00PM PST by NWS Eureka CA
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Lake and Southern Mendocino Counties. * WHEN...From 10 PM PST this evening through Thursday afternoon. * IMPACTS...There will be an increased risk of rock and land slides along roadways. 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. * ADDITIONAL DETAILS... - A frontal system will progress across the area late Wednesday night through Thursday. 1.5 to 3.0 inches of rain is most likely over 24 hours. High resolution models indicate periods of rain rates up 0.5 inches possible over Mendocino and Lake Counties. With the ground still saturated, such high rain rates have the potential to drive moderate urban and small stream flooding. - http://www.weather.gov/safety/flood
Mendocino Coast; Northwestern Mendocino Interior; Southwestern Mendocino Interior; Southeastern Mendocino Interior; Northern Lake County; Southern Lake County
Severe
Possible
Future
February 12th, 2025 02:28:00 pm PST
February 12th, 2025 02:28:00 pm PST
February 13th, 2025 03:00:00 am PST
Winter Storm Warning
Winter Storm Warning issued February 12 at 2:24PM PST until February 14 at 4:00AM PST by NWS Eureka CA
* WHAT...Heavy wet snow expected for elevations above 2000 feet. 3 to 8 in along high elevations of Highways 299, 36 and 3. 8 to 18 inches along high mountain peaks. * WHERE...Trinity County. * WHEN...From 10 PM this evening to 4 AM PST Friday. * IMPACTS...Travel could be very difficult. Chains may be required over high passes. * ADDITIONAL DETAILS...Snow levels will begin as low as 1500 feet early Thursday morning but will quickly rise above 4000 feet during the day.
Northern Trinity; Southern Trinity
Severe
Likely
Expected
February 12th, 2025 02:24:00 pm PST
February 12th, 2025 02:24:00 pm PST
February 13th, 2025 03:00:00 am PST
High Surf Advisory
High Surf Advisory issued February 12 at 2:14PM PST until February 14 at 2:00PM PST by NWS Eureka CA
* WHAT...Large breaking waves 20 to 22 feet. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...From 6 PM Thursday to 2 PM PST Friday. . * IMPACTS...Dangerous surf conditions and localized beach erosion. Beachcombing is highly discouraged!
Coastal Del Norte; Northern Humboldt Coast; Southwestern Humboldt; Mendocino Coast
Minor
Likely
Expected
February 12th, 2025 02:14:00 pm PST
February 12th, 2025 02:14:00 pm PST
February 12th, 2025 10:15:00 pm PST
Wind Advisory
Wind Advisory issued February 12 at 2:13PM PST until February 13 at 7:00AM PST by NWS Eureka CA
* WHAT...Southeast winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Humboldt Interior, Del Norte Interior, and Southwestern Humboldt, mainly over the higher terrain and wind prone areas. * WHEN...From 6 PM this evening to 7 AM PST Thursday. * IMPACTS...Wind gusts will be particularly strong along windward ridges and exposed coastal headlands.
Del Norte Interior; Southwestern Humboldt; Northern Humboldt Interior; Southern Humboldt Interior
Moderate
Likely
Expected
February 12th, 2025 02:13:00 pm PST
February 12th, 2025 02:13:00 pm PST
February 12th, 2025 10:15:00 pm PST
Wind Advisory
Wind Advisory issued February 12 at 2:13PM PST until February 14 at 2:00AM PST by NWS Eureka CA
* WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Southern Lake. * WHEN...From noon Thursday to 2 AM PST Friday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Southern Lake County
Moderate
Likely
Expected
February 12th, 2025 02:13:00 pm PST
February 12th, 2025 02:13:00 pm PST
February 12th, 2025 10:15:00 pm PST
Flood Watch
Flood Watch issued February 12 at 1:41PM PST until February 14 at 10:00PM PST by NWS Sacramento CA
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of northern California, including the following areas, Carquinez Strait and Delta, Central Sacramento Valley, Motherlode, Mountains Southwestern Shasta County to Western Colusa County, Northeast Foothills/Sacramento Valley, Northern Sacramento Valley, Shasta Lake Area / Northern Shasta County, Southern Sacramento Valley, West Slope Northern Sierra Nevada and Western Plumas County/Lassen Park below 4500 feet. * WHEN...From 10 PM PST this evening through Friday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - Periods of moderate to heavy rainfall are expected from late Wednesday night into Thursday with rainfall totals of 1 to 2.5 inches in the Valley and Delta and 2 to 5 inches in the foothills and mountains below the snow line. Given very wet conditions over the past two weeks, minor flooding impacts are expected with any runoff that occurs. Debris flows over recent burn scars like the Park Fire are not expected but expect increased muddy runoff. - http://www.weather.gov/safety/flood
Shasta Lake Area / Northern Shasta County; Northern Sacramento Valley; Central Sacramento Valley; Southern Sacramento Valley; Carquinez Strait and Delta; Mountains Southwestern Shasta County to Western Colusa County; Northeast Foothills/Sacramento Valley; Motherlode; Western Plumas County/Lassen Park; West Slope Northern Sierra Nevada
Severe
Possible
Future
February 12th, 2025 01:41:00 pm PST
February 12th, 2025 01:41:00 pm PST
February 13th, 2025 06:00:00 am PST
Flood Warning
Flood Warning issued February 12 at 1:38PM PST until February 14 at 10:00AM PST by NWS Sacramento CA
...The Flood Warning is extended for the following rivers in California... Yolo Bypass Near Lisbon affecting Solano and Yolo Counties. For the Yolo Bypass...including Lisbon...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Yolo Bypass near Lisbon. * WHEN...Until late Friday morning. * IMPACTS...At 15.0 feet, County Road 155 is flooded west of the Golden Sprig Duck Club. At 16.0 feet, Glide In Ranch is completely flooded. At 19.0 feet, Mound Farms and Senator Outing Duck Club are flooded. * ADDITIONAL DETAILS... - At 1:15 PM PST Wednesday the stage was 19.7 feet. - Bankfull stage is 13.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 1:15 PM PST Wednesday was 19.8 feet. - Forecast...The river is expected to fall below flood stage tomorrow evening and continue falling to 18.7 feet early Friday afternoon. - Flood stage is 19.0 feet. - Flood History...This crest compares to a previous crest of 19.7 feet on 03/26/2011. - http://www.weather.gov/safety/flood
Solano, CA; Yolo, CA
Severe
Observed
Immediate
February 12th, 2025 01:38:00 pm PST
February 12th, 2025 01:38:00 pm PST
February 13th, 2025 01:45:00 pm PST
Flood Warning
Flood Warning issued February 12 at 1:32PM PST by NWS Sacramento CA
...The Flood Warning continues for the following rivers in California... Sacramento River At Tehama Bridge affecting Tehama County. For the Upper Sacramento River...including Tehama Bridge...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Sacramento River at Tehama Bridge. * WHEN...Until further notice. * IMPACTS...At 209.7 feet, Flood stage - Road inside trailer park and turn around site under RR tracks (Tehama/Vina road) become impassible. Water is into area around structures on east side of river. No structural damage. Sheriff's office issues advisory. Makes sure Pelhams Bay, Snug Harbor, River Inn (small trailer parks all in a row on east side of river north of bridge) know of advisory. At 210.7 feet, Between 210 and 211 feet the county park becomes inaccessible. At 211 feet water begins to enter Driftwood RV fishing resort on east bank of river and just north of the county park. At 214.7 feet, Pelams Resort access road floods. * ADDITIONAL DETAILS... - At 1:00 PM PST Wednesday the stage was 210.9 feet. - Bankfull stage is 206.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 1:00 PM PST Wednesday was 210.9 feet. - Forecast...The river is expected to rise to a crest of 210.9 feet this afternoon. It will then rise to 213.2 feet late tomorrow evening. Additional rises are possible thereafter. - Flood stage is 209.5 feet. - Flood History...This crest compares to a previous crest of 213.5 feet on 12/02/2012. - http://www.weather.gov/safety/flood
Tehama, CA
Severe
Observed
Immediate
February 12th, 2025 01:32:00 pm PST
February 12th, 2025 01:32:00 pm PST
February 13th, 2025 01:45:00 pm PST
Winter Storm Warning
Winter Storm Warning issued February 12 at 1:29PM PST until February 14 at 4:00AM PST by NWS Medford OR
* WHAT...Heavy snow expected. Total snow accumulations between 6 and 12 inches with winds gusting up to 25 to 30 mph. Locally higher amounts up to 18 inches above 4500 feet with winds gusting as high as 60 mph. * WHERE...South Central and Southeast Siskiyou County. This includes Mount Shasta City, Dunsmuir, McCloud, and Tennant. This also includes portions of Interstate 5 from Black Butte summit southward and Highway 89 east of Mount Shasta City. * WHEN...From 10 PM this evening to 4 AM PST Friday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Thursday morning and evening commutes. Strong winds could cause extensive damage to trees and power lines. * ADDITIONAL DETAILS...Snow levels will start near 1800 feet then rise Thursday evening to around 4000 feet. For lower elevations below 4000 feet, including the Mount Shasta City area, moderate to heavy snow is expected Wednesday night and Thursday morning, then transitioning to rain. For elevations at and above 4000 feet, warning level snowfall is expected Wednesday night through Thursday night.
South Central Siskiyou County; North Central and Southeast Siskiyou County
Severe
Likely
Expected
February 12th, 2025 01:29:00 pm PST
February 12th, 2025 01:29:00 pm PST
February 13th, 2025 04:00:00 am PST
Winter Storm Warning
Winter Storm Warning issued February 12 at 1:29PM PST until February 14 at 4:00AM PST by NWS Medford OR
* WHAT...Heavy snow expected. Total snow accumulations of 4 to 12 inches above 3000 feet, with locally higher amounts up to 18 to 22 inches over the higher mountains. Winds gusting as high as 55 mph. * WHERE...Western Siskiyou County County. This includes higher portions of Sawyers Bar Road west of Etna and areas along Highway 3 near and south of Callahan to Scott Mountain summit. * WHEN...From 10 PM this evening to 4 AM PST Friday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Thursday morning and evening commutes. Strong winds could cause extensive damage to trees and power lines.
Western Siskiyou County
Severe
Likely
Expected
February 12th, 2025 01:29:00 pm PST
February 12th, 2025 01:29:00 pm PST
February 13th, 2025 04:00:00 am PST
High Wind Warning
High Wind Warning issued February 12 at 1:03PM PST until February 13 at 10:00PM PST by NWS Los Angeles/Oxnard CA
* WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...San Luis Obispo County. * WHEN...From 7 AM to 10 PM PST Thursday. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel will be difficult, especially for high profile vehicles.
San Luis Obispo County Beaches; San Luis Obispo County Inland Central Coast; Santa Lucia Mountains; Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains; Santa Barbara County Interior Mountains
Severe
Likely
Expected
February 12th, 2025 01:03:00 pm PST
February 12th, 2025 01:03:00 pm PST
February 13th, 2025 10:00:00 pm PST
High Wind Warning
High Wind Warning issued February 12 at 1:03PM PST until February 14 at 1:00AM PST by NWS Los Angeles/Oxnard CA
* WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Eastern San Gabriel Mountains, Interstate 5 Corridor, Northern Ventura County Mountains, Southern Ventura County Mountains, and Western San Gabriel Mountains and Highway 14 Corridor. * WHEN...From 6 AM Thursday to 1 AM PST Friday. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel will be difficult, especially for high profile vehicles.
Southern Ventura County Mountains; Northern Ventura County Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor; Eastern San Gabriel Mountains
Severe
Likely
Expected
February 12th, 2025 01:03:00 pm PST
February 12th, 2025 01:03:00 pm PST
February 13th, 2025 10:00:00 pm PST
Wind Advisory
Wind Advisory issued February 12 at 1:03PM PST until February 14 at 1:00AM PST by NWS Los Angeles/Oxnard CA
* WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Antelope Valley. * WHEN...From 7 AM Thursday to 1 AM PST Friday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Antelope Valley
Moderate
Likely
Expected
February 12th, 2025 01:03:00 pm PST
February 12th, 2025 01:03:00 pm PST
February 13th, 2025 10:00:00 pm PST
High Wind Warning
High Wind Warning issued February 12 at 1:03PM PST until February 14 at 1:00AM PST by NWS Los Angeles/Oxnard CA
* WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Eastern Antelope Valley Foothills and Western Antelope Valley Foothills. * WHEN...From 6 AM Thursday to 1 AM PST Friday. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel will be difficult, especially for high profile vehicles.
Western Antelope Valley Foothills; Eastern Antelope Valley Foothills
Severe
Likely
Expected
February 12th, 2025 01:03:00 pm PST
February 12th, 2025 01:03:00 pm PST
February 13th, 2025 10:00:00 pm PST
Wind Advisory
Wind Advisory issued February 12 at 1:01PM PST until February 13 at 9:00AM PST by NWS Medford OR
* WHAT...South winds 35 to 45 mph with gusts up to 65 mph expected. * WHERE...Southern Shasta Valley including Gazelle and Weed. * WHEN...From 10 PM this evening to 9 AM PST Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Central Siskiyou County
Moderate
Likely
Expected
February 12th, 2025 01:01:00 pm PST
February 12th, 2025 01:01:00 pm PST
February 13th, 2025 04:00:00 am PST
Flood Watch
Flood Watch issued February 12 at 1:01PM PST until February 14 at 4:00AM PST 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, Orange County Coastal Areas, Orange County Inland Areas, Riverside County Mountains, San Bernardino County Mountains, San Bernardino and Riverside County Valleys-The Inland Empire, San Diego County Coastal Areas, San Diego County Mountains, San Diego County Valleys and Santa Ana Mountains and Foothills. * WHEN...From Thursday morning through late Thursday 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. Debris flows possible in and below recent burn scars. * ADDITIONAL DETAILS... - An atmospheric river will generate moderate to heavy rainfall Thursday into early Friday with rainfall rates of 0.30-0.50 inch/hour for the coast and valleys. For the coastal slopes of the mountains rain rates of 0.50-0.75 inch/hour, locally up to 1 inch possible. - https://www.weather.gov/safety/flood
San Diego County Coastal Areas; San Bernardino and Riverside County Valleys-The Inland Empire; San Diego County Inland Valleys; San Bernardino County Mountains; Riverside County Mountains; Santa Ana Mountains and Foothills; San Diego County Mountains; Orange County Coastal; Orange County Inland
Severe
Possible
Future
February 12th, 2025 01:01:00 pm PST
February 12th, 2025 01:01:00 pm PST
February 12th, 2025 10:30:00 pm PST
High Surf Advisory
High Surf Advisory issued February 12 at 12:58PM PST until February 15 at 3:00AM PST by NWS Los Angeles/Oxnard CA
* WHAT...Large breaking waves of 7 to 10 feet, along with dangerous rip currents. * WHERE...Malibu Coast and Los Angeles County Beaches. * WHEN...From 3 AM Friday to 3 AM PST Saturday. * IMPACTS...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...Some minor flooding of low lying areas such as parking lots and coastal walkways is possible near the times of the morning high tides Friday and Saturday.
Malibu Coast; Los Angeles County Beaches
Minor
Likely
Expected
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 09:00:00 pm PST
Wind Advisory
Wind Advisory issued February 12 at 12:58PM PST until February 15 at 4:00AM PST by NWS San Diego CA
* WHAT...West winds 30 to 40 mph with gusts 50 to 60 mph expected. * WHERE...San Diego County Deserts. * WHEN...From 10 AM Thursday to 4 AM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
San Diego County Deserts
Moderate
Likely
Expected
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 10:15:00 pm PST
Wind Advisory
Wind Advisory issued February 12 at 12:58PM PST until February 15 at 4:00AM PST by NWS San Diego CA
* WHAT...Southwest winds 25 to 35 mph with gusts 45 to 55 mph expected. Strongest winds expected Thursday evening into early Friday. * WHERE...Apple and Lucerne Valleys. * WHEN...From 10 AM Thursday to 4 AM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Apple and Lucerne Valleys
Moderate
Likely
Expected
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 10:15:00 pm PST
High Wind Warning
High Wind Warning issued February 12 at 12:58PM PST until February 15 at 4:00AM PST by NWS San Diego CA
* WHAT...Southwest winds 30 to 40 mph with gusts 50 to 65 mph. Gusts up to 75 mph are expected Thursday evening through early Friday morning. Strongest winds are expected on the desert slopes. * WHERE...San Bernardino County Mountains. * WHEN...From 10 AM Thursday to 4 AM PST Saturday. * IMPACTS...Damaging winds could blow down trees and power lines. Power outages are possible. Travel will be difficult, especially for high profile vehicles.
San Bernardino County Mountains
Severe
Likely
Expected
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 10:15:00 pm PST
Wind Advisory
Wind Advisory issued February 12 at 12:58PM PST until February 15 at 4:00AM PST by NWS San Diego CA
* WHAT...Southwest winds 20 to 30 mph with gusts 50 to 60 mph expected. Gusts up to 65 mph expected Thursday evening into early Friday morning. Strongest winds expected on the desert mountain slopes. * WHERE...Riverside County Mountains and San Diego County Mountains. * WHEN...From 10 AM Thursday to 4 AM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Riverside County Mountains; San Diego County Mountains
Moderate
Likely
Expected
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 10:15:00 pm PST
Wind Advisory
Wind Advisory issued February 12 at 12:58PM PST until February 15 at 4:00AM PST by NWS San Diego CA
* WHAT...West winds 25 to 35 mph with gusts 50 to 60 mph expected. * WHERE...San Gorgonio Pass near Banning. * WHEN...From 10 AM Thursday to 4 AM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
San Gorgonio Pass Near Banning
Moderate
Likely
Expected
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 10:15:00 pm PST
High Surf Advisory
High Surf Advisory issued February 12 at 12:58PM PST until February 15 at 3:00PM PST by NWS Los Angeles/Oxnard CA
* WHAT...Large breaking waves of 12 to 18 feet with local sets to 20 feet during the peak of the event Friday, along with dangerous rip currents. * WHERE...San Luis Obispo County Beaches and Santa Barbara County Central Coast Beaches. * WHEN...From 3 PM Thursday to 3 PM PST Saturday. * IMPACTS...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...Some minor flooding of low lying areas such as parking lots and coastal walkways is possible near the times of the morning high tides Friday and Saturday.
San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
Minor
Likely
Expected
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 09:00:00 pm PST
High Surf Advisory
High Surf Advisory issued February 12 at 12:58PM PST until February 15 at 3:00PM PST by NWS Los Angeles/Oxnard CA
* WHAT...Large breaking waves of 8 to 12 feet with local sets to 14 feet during the peak of the event Friday, along with dangerous rip currents. * WHERE...Ventura County Beaches. * WHEN...From 3 PM Thursday to 3 PM PST Saturday. * IMPACTS...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...Some minor flooding of low lying areas such as parking lots and coastal walkways is possible near the times of the morning high tides Friday and Saturday.
Ventura County Beaches
Minor
Likely
Expected
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 12:58:00 pm PST
February 12th, 2025 09:00:00 pm PST
Flood Watch
Flood Watch issued February 12 at 12:49PM PST until February 14 at 4:00AM PST by NWS Las Vegas NV
* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Owens Valley in Inyo County, California. * WHEN...From 10 PM PST this evening through late Thursday 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 areas, on or near wildfire burn scars, and urban areas. Low-water crossings may be flooded. In steep terrain, heavy rain could result in rockfalls. * ADDITIONAL DETAILS... - http://www.weather.gov/safety/flood
Owens Valley
Severe
Possible
Future
February 12th, 2025 12:49:00 pm PST
February 12th, 2025 12:49:00 pm PST
February 12th, 2025 10:30:00 pm PST
Winter Storm Warning
Winter Storm Warning issued February 12 at 12:45PM PST until February 14 at 4:00PM PST by NWS Las Vegas NV
* WHAT...Heavy snow is possible in the higher elevations of the Eastern Sierra and White Mountains. 2 to 4 feet of snow is possible for elevations above 7000 feet, with locally higher amounts on the peaks. Winds could gust as high as 60 mph along the Sierra crest. * WHERE...White and Inyo Mountains, and Eastern Sierra Slopes. * WHEN...From 10 PM this evening to 4 PM PST Friday. * IMPACTS...Travel could be very difficult to impossible. Very strong winds could cause extensive tree damage.
Eastern Sierra Slopes of Inyo County; White Mountains of Inyo County
Severe
Likely
Expected
February 12th, 2025 12:45:00 pm PST
February 12th, 2025 12:45:00 pm PST
February 12th, 2025 10:15:00 pm PST
Flood Watch
Flood Watch issued February 12 at 12:03PM PST until February 13 at 6:00PM PST by NWS Los Angeles/Oxnard CA
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...San Luis Obispo County, especially in and below the Santa Lucia Range. * WHEN...From late tonight through Thursday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks, especially in and below the Santa Lucia Range. * ADDITIONAL DETAILS... - Periods of heavy are expected to develop late tonight into Thursday with rain rates possibly exceeding one half inch per hour, especially in the Santa Lucia Range. - http://www.weather.gov/safety/flood
San Luis Obispo County Beaches; San Luis Obispo County Inland Central Coast; Santa Lucia Mountains; Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains
Severe
Possible
Future
February 12th, 2025 12:03:00 pm PST
February 12th, 2025 12:03:00 pm PST
February 13th, 2025 06:00:00 pm PST
Flash Flood Watch
Flash Flood Watch issued February 12 at 12:03PM PST until February 13 at 7:00PM PST by NWS Los Angeles/Oxnard CA
* WHAT...Flash flooding and debris flows caused by excessive rainfall are possible. * WHERE...In and near the Lake burn scar. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Heavy rain over the Lake burn scar could trigger life-threatening and damaging flooding and debris flows. * ADDITIONAL DETAILS... - National Weather Service Meteorologists are forecasting heavy rainfall over the Lake burn scar, which may lead to flash flooding and debris flows. - http://www.weather.gov/safety/flood
Santa Ynez Valley; Santa Barbara County Interior Mountains
Severe
Possible
Future
February 12th, 2025 12:03:00 pm PST
February 12th, 2025 12:03:00 pm PST
February 13th, 2025 06:15:00 pm PST
Flash Flood Watch
Flash Flood Watch issued February 12 at 12:03PM PST until February 13 at 10:00PM PST by NWS Los Angeles/Oxnard CA
* WHAT...Flash flooding and debris flows caused by excessive rainfall are possible. * WHERE...In and near burn scars in Los Angeles and Ventura Counties with the greatest risk within or near the Eaton, Palisades/Franklin, and Bridge burn scars. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Heavy rain over the burn scars could trigger life-threatening and damaging flooding and debris flows. * ADDITIONAL DETAILS... - National Weather Service is forecasting heavy rainfall over numerous burn scars with the greatest risk over and near the Eaton, Palisades/Franklin, and Bridge, which may lead to flash flooding and debris flows. - http://www.weather.gov/safety/flood
Santa Clarita Valley; Ventura County Inland Coast; Central Ventura County Valleys; Malibu Coast; Los Angeles County Beaches; Palos Verdes Hills; Los Angeles County Inland Coast including Downtown Los Angeles; Western Santa Monica Mountains Recreational Area; Eastern Santa Monica Mountains Recreational Area; Calabasas and Agoura Hills; Western San Fernando Valley; Eastern San Fernando Valley; Southeastern Ventura County Valleys; Santa Susana Mountains; Northern Ventura County Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor; Eastern San Gabriel Mountains; Los Angeles County San Gabriel Valley
Severe
Possible
Future
February 12th, 2025 12:03:00 pm PST
February 12th, 2025 12:03:00 pm PST
February 13th, 2025 06:15:00 pm PST
Flood Watch
Flood Watch issued February 12 at 11:47AM PST until February 14 at 10:00PM PST by NWS Hanford CA
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of central California, including the following area, San Joaquin River Canyon. * WHEN...From 10 PM PST this evening through Friday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Heavy rainfall amounts are expected with this storm. - http://www.weather.gov/safety/flood
San Joaquin River Canyon
Severe
Possible
Future
February 12th, 2025 11:47:00 am PST
February 12th, 2025 11:47:00 am PST
February 12th, 2025 07:30:00 pm PST
Flood Watch
Flood Watch issued February 12 at 11:47AM PST until February 14 at 10:00PM PST by NWS Hanford CA
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of central California, including the following area, Yosemite Valley. * WHEN...From 10 PM PST this evening through Friday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Heavy rainfall amounts are expected with this storm. - http://www.weather.gov/safety/flood
Yosemite Valley
Severe
Possible
Future
February 12th, 2025 11:47:00 am PST
February 12th, 2025 11:47:00 am PST
February 12th, 2025 07:30:00 pm PST
Flood Watch
Flood Watch issued February 12 at 11:47AM PST until February 14 at 10:00PM PST by NWS Hanford CA
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of central California, including the following areas, Fresno-Tulare Foothills, Fresno-Tulare Lower Sierra, Kern River Valley, Mariposa Madera Foothills, Mariposa-Madera Lower Sierra, Piute Walker Basin, South End Sierra Foothills and South End of the Lower Sierra. * WHEN...From 10 PM PST this evening through Friday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Heavy rainfall amounts are expected with this storm. -The Borel Fire Burn Scar is forecast to receive the most amount of rain it has all year leading to elevated flooding concerns. -Other burn scars including the Basin Fire have concerns of flooding due to being more directly targeted by the storm. - http://www.weather.gov/safety/flood
Mariposa Madera Foothills; Mariposa-Madera Lower Sierra; Fresno-Tulare Foothills; Fresno-Tulare Lower Sierra; South End Sierra Foothills; South End of the Lower Sierra; Kern River Valley; Piute Walker Basin
Severe
Possible
Future
February 12th, 2025 11:47:00 am PST
February 12th, 2025 11:47:00 am PST
February 12th, 2025 07:30:00 pm PST
Winter Storm Warning
Winter Storm Warning issued February 12 at 11:47AM PST until February 14 at 10:00PM PST by NWS Hanford CA
* WHAT...Heavy snow expected. Total snow accumulations up to 98 inches. Winds gusting as high as 60 mph. * WHERE...A portion of central California. * WHEN...From 10 PM this evening to 10 PM PST Friday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Thursday morning and evening commutes. Strong winds could cause tree damage.
Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Grant Grove Area; Sequoia NP; South End of the Upper Sierra
Severe
Likely
Expected
February 12th, 2025 11:47:00 am PST
February 12th, 2025 11:47:00 am PST
February 12th, 2025 08:00:00 pm PST
Flood Watch
Flood Watch issued February 12 at 11:24AM PST until February 15 at 10:00PM PST by NWS San Francisco CA
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Entire North Bay. * WHEN...From 10 PM PST this evening through Saturday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. Area creeks and streams are elevated and could flood with more heavy rain. * ADDITIONAL DETAILS... - Elevated levels on area rivers, streams, and creeks as well as near-saturated soil will resulting in an increased flood potential as the next Atmospheric River brings moderate to heavy rain to the region beginning tonight and continuing into Thursday. - http://www.weather.gov/safety/flood
Marin Coastal Range; Sonoma Coastal Range; North Bay Interior Mountains; Coastal North Bay Including Point Reyes National Seashore; North Bay Interior Valleys
Severe
Possible
Future
February 12th, 2025 11:24:00 am PST
February 12th, 2025 11:24:00 am PST
February 13th, 2025 07:00:00 am PST
Flood Watch
Flood Watch issued February 12 at 11:24AM PST until February 15 at 10:00PM PST by NWS San Francisco CA
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...San Francisco, San Mateo, Santa Cruz, Monterey and portions of Contra Costa, Alameda, Santa Clara, and San Benito counties. * WHEN...From 10 PM PST this evening through Saturday evening. * IMPACTS...Heavy rain and excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Storm drains and ditches may become clogged with debris. Extensive street flooding and flooding of creeks and rivers are possible. * ADDITIONAL DETAILS... - Moderate to heavy rain associated with an incoming Atmospheric River is expected tonight into Thursday. Area rivers, streams and creeks that are prone to rapid rises will bring additional flooding concerns to the Central Coast where the heaviest rainfall is expected to impact the Santa Cruz Mountains and the Santa Lucia Range. - http://www.weather.gov/safety/flood
San Francisco; San Francisco Bay Shoreline; San Francisco Peninsula Coast; Santa Cruz Mountains; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park; Northern Salinas Valley/Hollister Valley and Carmel Valley; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Severe
Possible
Future
February 12th, 2025 11:24:00 am PST
February 12th, 2025 11:24:00 am PST
February 13th, 2025 07:00:00 am PST
Flood Watch
Flood Watch issued February 12 at 11:24AM PST until February 15 at 10:00PM PST by NWS San Francisco CA
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Contra Costa, Alameda, and Santa Clara counties. * WHEN...From 10 PM PST this evening through Saturday evening. * IMPACTS...Heavy rain and excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage, urban areas, and where storm drains and ditches may become clogged with debris. Extensive street flooding is possible. * ADDITIONAL DETAILS... - Moderate to heavy rain associated with an incoming Atmospheric River will bring additional flooding concerns to area river, steams and creeks beginning tonight and continuing into Thursday. - http://www.weather.gov/safety/flood
East Bay Interior Valleys; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills
Severe
Possible
Future
February 12th, 2025 11:24:00 am PST
February 12th, 2025 11:24:00 am PST
February 13th, 2025 07:00:00 am PST
Wind Advisory
Wind Advisory issued February 12 at 11:19AM PST until February 14 at 10:00AM PST by NWS Sacramento CA
* WHAT...Southerly winds 15 to 25 mph with gusts 40 to 50 mph expected. * WHERE...Sacramento Valley, Northern San Joaquin Valley, Carquinez Strait and Delta. * WHEN...From 10 PM this evening through 10 AM PST Friday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Northern Sacramento Valley; Central Sacramento Valley; Southern Sacramento Valley; Carquinez Strait and Delta; Northern San Joaquin Valley
Moderate
Likely
Expected
February 12th, 2025 11:19:00 am PST
February 12th, 2025 11:19:00 am PST
February 13th, 2025 05:00:00 am PST
Wind Advisory
Wind Advisory issued February 12 at 11:09AM PST until February 13 at 7:00PM PST by NWS Hanford CA
* WHAT...For the San Joaquin Valley, south winds 15 to 25 mph with gusts up to 35 mph expected. For the Coastal Range and West Side Hills, south wind gusts up to 45 mph expected. * WHERE...A portion of central California. * WHEN...From 10 PM this evening to 7 PM PST Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
West Side Mountains north of 198; Los Banos - Dos Palos; Merced - Madera - Mendota; Coalinga - Avenal; West Side of Fresno and Kings Counties; Caruthers - San Joaquin - Selma; West Side Mountains South of 198; Buttonwillow - Lost Hills - I5; Delano-Wasco-Shafter; Hanford - Corcoran - Lemoore; Buena Vista; Frazier Mountain Communities
Moderate
Likely
Expected
February 12th, 2025 11:09:00 am PST
February 12th, 2025 11:09:00 am PST
February 12th, 2025 07:30:00 pm PST
High Wind Warning
High Wind Warning issued February 12 at 10:51AM PST until February 14 at 10:00AM PST by NWS San Francisco CA
* WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph possible. Isolated gusts up to 80 mph possible in the higher elevation. * WHERE...Monterey Bay and the Big Sur Coast, The Marin Hills, Western Sonoma County Hills, The Santa Cruz Mountains, San Francisco, Coastal North Bay Including Point Reyes National Seashore, and San Francisco Peninsula Coast. * WHEN...From 3 AM Thursday to 10 AM PST Friday. * IMPACTS...Damaging winds could down trees, snap power lines, and result in property damage. Widespread power outages are possible. Travel could be extremely difficult and hazardous, especially for high profile vehicles. The combination of wind and moist soils will increase the risk for downed trees.
San Francisco; Marin Coastal Range; Sonoma Coastal Range; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Santa Cruz Mountains; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Severe
Likely
Expected
February 12th, 2025 10:51:00 am PST
February 12th, 2025 10:51:00 am PST
February 12th, 2025 09:00:00 pm PST
Wind Advisory
Wind Advisory issued February 12 at 10:51AM PST until February 14 at 10:00AM PST by NWS San Francisco CA
* WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph expected. Isolated gusts up to 60 mph possible in the higher elevation. * WHERE...The East Bay and San Francisco Bay Shoreline, Interior Central Coast, The Santa Clara Valley and Eastern Hills, North Bay Interior Mountains, and North Bay Interior Valleys. * WHEN...From 3 AM Thursday to 10 AM PST Friday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. The combination of wind and moist soils will increase the risk for downed trees.
North Bay Interior Mountains; North Bay Interior Valleys; San Francisco Bay Shoreline; East Bay Interior Valleys; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park; Northern Salinas Valley/Hollister Valley and Carmel Valley
Moderate
Likely
Expected
February 12th, 2025 10:51:00 am PST
February 12th, 2025 10:51:00 am PST
February 12th, 2025 09:00:00 pm PST
Winter Storm Warning
Winter Storm Warning issued February 12 at 10:10AM PST until February 14 at 4:00AM PST by NWS Sacramento CA
* WHAT...Low confidence in moderate snow accumulations between 500 and 2000 feet in Shasta and Tehama Counties, including the city of Redding and the Burney Basin. Potential snow accumulations between 2 and 6 inches below 2000 feet. Winds gusting as high as 40 mph. * WHERE...Burney Basin / Eastern Shasta County and Northern Sacramento Valley above 500 feet, including the city of Redding. * WHEN...From 10 PM this evening to 10 AM Thursday for elevations between 500 and 2000 feet. From 10 PM this evening to 4 AM PST Friday for elevations above 2000 feet. * IMPACTS...Plan on slippery or snow-covered road conditions. The hazardous conditions could impact the Thursday morning commute. * ADDITIONAL DETAILS...Snow levels start off around 500 to 1000 feet tonight before rising to 3500 to 4500 feet through the day on Thursday. The risk for snow in Redding will end by 10 AM Thursday as snow levels begin to rise.
Burney Basin / Eastern Shasta County; Northern Sacramento Valley
Severe
Likely
Expected
February 12th, 2025 10:10:00 am PST
February 12th, 2025 10:10:00 am PST
February 13th, 2025 10:00:00 am PST
Winter Storm Warning
Winter Storm Warning issued February 12 at 10:10AM PST until February 14 at 4:00AM PST by NWS Sacramento CA
* WHAT...Heavy snow. Total snow accumulations 3 to 8 inches around 2000 feet with 1 to 2 feet above 3500 feet. Winds could gust as high as 45 mph. * WHERE...Mountains Southwestern Shasta County to Western Colusa County and Shasta Lake Area / Northern Shasta County. * WHEN...From 10 PM this evening to 4 AM PST Friday. * IMPACTS...Very difficult travel conditions with chain controls and potential road closures. Low visibility due to combination of wind and heavy snow. The hazardous conditions could impact the Thursday morning and evening commutes. Heaviest snowfall Wednesday night through midday Thursday. Snow rates of 1-2 inches per hour at times. * ADDITIONAL DETAILS...Snow levels start off around 500 to 1000 feet tonight before rising to 3500 to 4500 feet through the day on Thursday.
Shasta Lake Area / Northern Shasta County; Mountains Southwestern Shasta County to Western Colusa County
Severe
Likely
Expected
February 12th, 2025 10:10:00 am PST
February 12th, 2025 10:10:00 am PST
February 13th, 2025 10:00:00 am PST
Winter Storm Warning
Winter Storm Warning issued February 12 at 10:10AM PST until February 14 at 10:00PM PST by NWS Sacramento CA
* WHAT...Heavy snow. Heaviest accumulations of 2 to 5 feet possible above 6000 feet with 5 to 15 inches between 4500 and 6000 feet. Winds could gust as high as 60 mph. * WHERE...West Slope Northern Sierra Nevada and Western Plumas County/Lassen Park. * WHEN...From 10 PM this evening to 10 PM PST Friday. * IMPACTS...Very difficult travel conditions with chain controls and potential road closures. The hazardous conditions could impact the Thursday morning and evening commutes. Heaviest snowfall expected on Thursday with snow rates of 1-2+ inches per hour at times. * ADDITIONAL DETAILS...Snow levels start off around 2500 to 4500 feet tonight before rising to 4500 to 6000 feet through the day on Thursday.
Western Plumas County/Lassen Park; West Slope Northern Sierra Nevada
Severe
Likely
Expected
February 12th, 2025 10:10:00 am PST
February 12th, 2025 10:10:00 am PST
February 13th, 2025 10:00:00 am PST
Avalanche Watch
Avalanche Watch issued February 12 at 8:27AM PST by NWS Reno NV
AVAREV The following message is transmitted at the request of the U.S. Forest Service Sierra Avalanche Center. BACKCOUNTRY AVALANCHE WATCH IMMEDIATE BROADCAST REQUESTED 08:30 PST Wed Feb 12 2025 The Sierra Avalanche Center in Truckee has issued a BACKCOUNTRY AVALANCHE WATCH for the following areas: NWS Reno NV - NVZ002 (Greater Lake Tahoe)... CAZ072 (Greater Lake Tahoe (CA)) * WHAT...HIGH avalanche danger could occur in the backcountry on Thursday. * WHERE...Central Sierra Nevada Mountains between Yuba Pass (Hwy 49) on the north and Ebbetts Pass (Hwy 4) on the south, including the greater Lake Tahoe area. This does not include ski areas and highways where avalanche mitigation programs exist. * WHEN...In effect from Wed 08:30 PST to Thu 05:00 PST. * IMPACTS...A powerful storm with rapidly accumulating snowfall and strong winds may cause widespread avalanche activity in the mountains. Large avalanches capable of burying or injuring people could occur in backcountry areas. * PRECAUTIONARY / PREPAREDNESS ACTIONS...Very dangerous avalanche conditions could occur. Traveling in, near, or below backcountry avalanche terrain during HIGH avalanche danger is not recommended. Consult https://www.sierraavalanchecenter.org/ or www.avalanche.org for more detailed information. Similar avalanche danger may exist at locations outside the coverage area of this or any avalanche center.
Greater Lake Tahoe Area; Greater Lake Tahoe Area
Unknown
Unknown
Unknown
February 12th, 2025 08:27:00 am PST
February 12th, 2025 08:27:00 am PST
February 13th, 2025 05:00:00 am PST
Avalanche Watch
Avalanche Watch issued February 12 at 6:48AM PST by NWS Reno NV
AVAREV The following message is transmitted at the request of the Eastern Sierra Avalanche Center. The Eastern Sierra Avalanche Center in Mammoth Lakes has issued a BACKCOUNTRY AVALANCHE WATCH for the following areas: Eastern Sierra in Inyo County Eastern Sierra in Mono County * WHAT...The avalanche danger for the warning area will rise quickly overnight, and is expected to be HIGH at all elevations by Thursday morning. * WHERE...The eastern slopes of the Sierra Nevada mountain range between Virginia Lakes to the north and Bishop Creek to the south. * WHEN...In effect from Wed 07:00 PST to Thu 07:00 PST. * IMPACTS...A strong winter storm will bring heavy snow and strong winds to the region, stressing an already weak snowpack. Widespread areas of unstable snow are expected by Thursday morning. * PRECAUTIONARY / PREPAREDNESS ACTIONS...Very dangerous avalanche conditions are expected to develop within the next 24 hours. Avalanches may run long distances, into mature forests, valley floors, or flat terrain. Consult http://www.esavalanche.org/ or www.avalanche.org for more detailed information. Similar avalanche danger may exist at locations outside the coverage area of this or any avalanche center.
Mono
Unknown
Unknown
Unknown
February 12th, 2025 06:58:00 am PST
February 12th, 2025 06:48:00 am PST
February 13th, 2025 07:00:00 am PST
Avalanche Watch
Avalanche Watch issued February 12 at 6:48AM PST by NWS Reno NV
AVAREV The following message is transmitted at the request of the Eastern Sierra Avalanche Center. The Eastern Sierra Avalanche Center in Mammoth Lakes has issued a BACKCOUNTRY AVALANCHE WATCH for the following areas: Eastern Sierra in Inyo County Eastern Sierra in Mono County * WHAT...The avalanche danger for the warning area will rise quickly overnight, and is expected to be HIGH at all elevations by Thursday morning. * WHERE...The eastern slopes of the Sierra Nevada mountain range between Virginia Lakes to the north and Bishop Creek to the south. * WHEN...In effect from Wed 07:00 PST to Thu 07:00 PST. * IMPACTS...A strong winter storm will bring heavy snow and strong winds to the region, stressing an already weak snowpack. Widespread areas of unstable snow are expected by Thursday morning. * PRECAUTIONARY / PREPAREDNESS ACTIONS...Very dangerous avalanche conditions are expected to develop within the next 24 hours. Avalanches may run long distances, into mature forests, valley floors, or flat terrain. Consult http://www.esavalanche.org/ or www.avalanche.org for more detailed information. Similar avalanche danger may exist at locations outside the coverage area of this or any avalanche center.
Mono
Unknown
Unknown
Unknown
February 12th, 2025 06:48:00 am PST
February 12th, 2025 06:48:00 am PST
February 13th, 2025 07:00:00 am PST
Avalanche Watch
Avalanche Watch issued February 12 at 6:43AM PST by NWS Las Vegas NV
AVAVEF The Eastern Sierra Avalanche Center in Mammoth Lakes has issued a Backcountry Avalanche Watch for the following areas: the Eastern Sierra in Mono County and the Eastern Sierra in Inyo County * WHAT...The avalanche danger will rise quickly overnight and is expected to be HIGH at all elevations by Thursday morning. * WHERE...The eastern slopes of the Sierra Nevada mountain range between Virgina Lakes on the north to Bishop Creek on the south. * WHEN...In effect from Wednesday at 7 AM PST to Thursday at 7 AM PST. * IMPACTS...A strong winter storm will bring heavy snow and strong winds to the region, stressing an already weak snowpack. Widespread areas of unstable snow are expected by Thursday morning.
Eastern Sierra Slopes of Inyo County
Unknown
Unknown
Unknown
February 12th, 2025 06:43:00 am PST
February 12th, 2025 06:43:00 am PST
February 13th, 2025 06:45:00 am PST
High Surf Warning
High Surf Warning issued February 12 at 2:48AM PST until February 15 at 3:00AM PST by NWS San Francisco CA
* WHAT...Dangerously large breaking waves of 20 to 30 ft and up to 45 ft for the highest waves on west facing beaches. Non-west facing beaches will see dangerously large breaking waves of 15 to 20 ft and up to 30 ft for the highest waves. * WHERE...Pacific Coast beaches. * WHEN...From 3 PM Thursday to 3 AM PST Saturday. * IMPACTS...Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life-threatening swimming conditions and significant beach erosion can be expected. Sudden immersion in cold water can result in cold water shock even for the most experienced swimmers. Cold water shock can result in dramatic changes in breathing, heart rate and blood pressure, greatly increasing the risk of drowning in rough open waters.
San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Moderate
Likely
Expected
February 12th, 2025 02:48:00 am PST
February 12th, 2025 02:48:00 am PST
February 13th, 2025 01:00:00 am PST
Winter Storm Watch
The Winter Storm Watch has been replaced. Please see the latest information from NWS Eureka CA on this developing situation.
The Winter Storm Watch has been replaced. Please see the latest information from NWS Eureka CA on this developing situation.
Northern Trinity; Southern Trinity
Severe
Observed
Past
February 11th, 2025 12:40:00 pm PST
February 11th, 2025 12:40:00 pm PST
February 11th, 2025 12:55:51 pm PST
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Currently
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55°F |
29.77in
Barometer 67%
Humidity Southeast 6.9mph Wind |
Overcast |