San Rafael, CA Warnings, Watches and Advisories

Wind Advisory issued November 12 at 9:09AM PST until November 13 at 7:00PM PST by NWS Sacramento CA

* WHAT...South winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Northern Sacramento Valley and portions of the central Sacramento Valley. * WHEN...From 4 AM to 7 PM PST Friday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Strongest winds expected Friday late morning and afternoon, especially over the northern Sacramento Valley.

Wind Advisory issued November 12 at 9:09AM PST until November 13 at 7:00PM PST by NWS Sacramento CA

* WHAT...South winds 20 to 30 mph with gusts up to 40 mph expected. * WHERE...Delta and Carquinez Straight. * WHEN...From 4 AM to 7 PM PST Friday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Strongest winds expected Friday morning and afternoon.

Wind Advisory issued November 12 at 9:09AM PST until November 13 at 7:00PM PST by NWS Sacramento CA

* WHAT...South winds 15 to 25 mph with gusts 35 to 40 mph expected. * WHERE...Central and Southern Sacramento Valley. * WHEN...From 4 AM to 7 PM PST Friday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Strongest winds expected Friday afternoon.

Wind Advisory issued November 12 at 6:28AM PST until November 12 at 10:00PM PST by NWS Medford OR

* WHAT...For the Wind Advisory, south winds 20 to 35 mph with gusts up to 50 mph expected. For the High Wind Warning, south winds 25 to 40 mph with gusts up to 70 mph expected. * WHERE...Most of the Shasta Valley in central Siskiyou County. This includes portions of Interstate 5 as well as the communities of Weed, Gazelle, Grenada and Montague. * WHEN...For the Wind Advisory, until 10 PM PST this evening. For the High Wind Warning, from 10 PM this evening to 1 PM PST Friday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Highways running west to east will be exposed to tough driving conditions given the strong southerly wind speeds.

High Wind Warning issued November 12 at 6:28AM PST until November 13 at 1:00PM PST by NWS Medford OR

* WHAT...For the Wind Advisory, south winds 20 to 35 mph with gusts up to 50 mph expected. For the High Wind Warning, south winds 25 to 40 mph with gusts up to 70 mph expected. * WHERE...Most of the Shasta Valley in central Siskiyou County. This includes portions of Interstate 5 as well as the communities of Weed, Gazelle, Grenada and Montague. * WHEN...For the Wind Advisory, until 10 PM PST this evening. For the High Wind Warning, from 10 PM this evening to 1 PM PST Friday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Highways running west to east will be exposed to tough driving conditions given the strong southerly wind speeds.

Wind Advisory issued November 12 at 6:28AM PST until November 13 at 4:00PM PST by NWS Medford OR

* WHAT...South winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...In California, Modoc and Northeast Siskiyou and Northwest Modoc Counties Counties. In Oregon, Central and Eastern Lake, Klamath Basin, and Northern and Eastern Klamath and Western Lake Counties. Winds will be strongest near Summer Lake on Highway 31. * WHEN...From 10 PM this evening to 4 PM PST Friday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Highways running west to east will be exposed to tough driving conditions given the strong southerly wind speeds.

Winter Storm Warning issued November 12 at 5:19AM PST until November 17 at 4:00AM PST by NWS Hanford CA

* WHAT...Heavy snow expected. Widespread Moderate Impacts with total snow accumulations up to 16 inches. Winds gusting as high as 50 mph. * WHERE...San Joaquin River Canyon above 6,000 feet. * WHEN...From 4 PM Friday to 4 AM PST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Friday evening and Monday morning commutes. Gusty winds could bring down tree branches. Roads, and especially bridges and overpasses, will likely become slick and hazardous.

Winter Storm Warning issued November 12 at 5:19AM PST until November 17 at 4:00AM PST by NWS Hanford CA

* WHAT...Heavy snow expected. Widespread Moderate Impacts with total snow accumulations up to 16 inches. Winds gusting as high as 50 mph. * WHERE...Sierra Nevada above 6,000 feet. * WHEN...From 4 PM Friday to 4 AM PST Tuesday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions will impact the Friday evening and Monday morning commutes. Gusty winds could bring down tree branches. Roads, and especially bridges and overpasses, will likely become slick and hazardous.

High Surf Warning issued November 12 at 2:47AM PST until November 15 at 4:00AM PST by NWS Eureka CA

* WHAT...Dangerously large breaking waves 30 to 35 ft. * WHERE...Southwestern Humboldt and Coastal Mendocino Counties. * WHEN...From 4 PM Friday to 4 AM PST Sunday. . * IMPACTS...Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life-threatening surf conditions and significant beach erosion can be expected. * ADDITIONAL DETAILS...After only brief improvement late Saturday through Sunday, a second large swell is forecast late Sunday through Monday.

High Surf Warning issued November 12 at 2:47AM PST until November 15 at 4:00AM PST by NWS Eureka CA

* WHAT...Dangerously large breaking waves 30 to 35 ft. * WHERE...Coastal Del Norte and Northern Coastal Humboldt Counties. * WHEN...From 1 PM Friday to 4 AM PST Sunday. . * IMPACTS...Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life-threatening surf conditions and significant beach erosion can be expected. * ADDITIONAL DETAILS...After only brief improvement late Saturday through Sunday, a second large swell is forecast late Sunday through Monday.

Wind Advisory issued November 12 at 2:44AM PST until November 13 at 11:00AM PST by NWS Eureka CA

* WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Northern Mendocino Interior, and Coastal Mendocino. * WHEN...From 4 AM to 11 AM PST Friday. * IMPACTS...Wind gusts will be particularly strong along windward ridges and exposed coastal headlands. * ADDITIONAL DETAILS...Winds will be strong aloft and may mix down to the surface, resulting in wind advisory conditions.

Wind Advisory issued November 12 at 2:44AM PST until November 13 at 1:00PM PST by NWS Eureka CA

* WHAT...South winds 20 to 30 mph with gusts to 50 mph expected. * WHERE...Humboldt County, and Interior Del Norte. * WHEN...From midnight tonight to 1 PM PST Friday. * IMPACTS...Wind gusts will be particularly strong along windward ridges and exposed coastal headlands. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Winds will be strong aloft and may mix down to the surface, resulting in wind advisory conditions.

Wind Advisory issued November 12 at 2:44AM PST until November 13 at 1:00PM PST by NWS Eureka CA

* WHAT...South winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Del Norte Coast. * WHEN...From midnight tonight to 1 PM PST Friday. * IMPACTS...Wind gusts will be particularly strong along windward ridges and exposed coastal headlands. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...High Wind Warning conditions could be favorable, especially early to mid morning Friday, due to strong winds aloft mixing down to the surface. Conditions will be monitored and updated accordingly.

Wind Advisory issued November 12 at 2:44AM PST until November 13 at 2:00PM PST by NWS Eureka CA

* WHAT...South winds 20 to 25 mph with gusts up to 45 mph expected. * WHERE...Southeastern Lake. * WHEN...From 7 AM to 2 PM PST Friday. * IMPACTS...Wind gusts will be particularly strong along windward ridges and exposed coastal headlands. * ADDITIONAL DETAILS...Winds will be strong aloft and may mix down to the surface, resulting in wind advisory conditions.

Wind Advisory issued November 12 at 1:33AM PST until November 14 at 7:00AM PST by NWS Hanford CA

* WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Indian Wells Valley, Mojave Desert, and Mojave Desert Slopes. * WHEN...From 10 AM Friday to 7 AM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Highways impacted include US Highway 395 and State Routes 14, 58, and 178.

Lake Wind Advisory issued November 12 at 1:33AM PST until November 14 at 10:00AM PST by NWS Hanford CA

* WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Kern River Valley including Lake Isabella. * WHEN...From 10 AM Friday to 10 AM PST Saturday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft.

Lake Wind Advisory issued November 12 at 1:33AM PST until November 12 at 11:00PM PST by NWS Hanford CA

* WHAT...South winds 10 to 20 mph with gusts up to 30 mph expected. * WHERE...San Luis Reservoir. * WHEN...From noon today to 11 PM PST this evening. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft.

Winter Storm Warning issued November 12 at 12:33AM PST until November 14 at 10:00AM PST by NWS Reno NV

* WHAT...Heavy wet snow. Snow accumulations near 12 inches above 7000 feet, with up to 6 inches below 7000 feet. Snow accumulations up to 20 inches along the crest west of Lake Tahoe. Wind gusts of 70 to 90 mph over ridges and gusts of 35 to 45 mph for Truckee and Lake Tahoe communities. Wave heights 2 to 4 feet on Lake Tahoe. * WHERE...Greater Lake Tahoe Area. * WHEN...From 10 AM Friday to 10 AM PST Saturday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Friday evening commute. Strong winds and Sierra cement snow could cause damage to trees and power lines. Strong winds and rough waves on Lake Tahoe will create hazardous conditions for small watercraft. * ADDITIONAL DETAILS...A burst of heavy snow is likely with this system late Friday afternoon into Friday evening with snow levels falling to as low as 5500 feet.

Winter Storm Warning issued November 12 at 12:33AM PST until November 14 at 10:00AM PST by NWS Reno NV

* WHAT...Heavy wet snow. Snow accumulations of 1 to 2 feet above 7000 feet, up to 6 inches between 6000 and 7000 feet, and little to no accumulations below 6000 feet. Wind gusts of 60 to 80 mph over ridges and gusts of 45 to 55 mph for areas along Highway 395. * WHERE...Mono County. * WHEN...From 1 PM Friday to 10 AM PST Saturday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Friday evening commute. Strong winds and Sierra cement snow could cause damage to trees and power lines. * ADDITIONAL DETAILS...A burst of heavy snow is likely with this system Friday evening into early Saturday morning with snow levels falling to as low as 6000 feet.

Wind Advisory issued November 12 at 12:05AM PST until November 13 at 4:00PM PST by NWS Las Vegas NV

* WHAT...Southeast winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Northern Owens Valley. * WHEN...From 10 AM to 4 PM PST Friday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winter Storm Warning issued November 12 at 12:05AM PST until November 14 at 10:00AM PST by NWS Sacramento CA

* WHAT...Snow is expected for elevations above 6000 feet. Total snow accumulations up to a foot, with up to 2 feet at the highest peaks. Minor accumulations of around an 2 inch possible down to 5000 feet. Winds could gust as high as 60 mph. * WHERE...Northern Sierra above 6000 feet, including Highway 50, Interstate 80, State Route 4, State Route 108, Southern Cascades above 6000 feet, including Lassen National Park. * WHEN...From 10 AM Friday to 10 AM PST Saturday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Friday evening and Monday morning commutes. Strong winds could cause downed tree branches, localized power outages, near whiteout conditions. * ADDITIONAL DETAILS...Snow levels 6500 to 7500 feet Friday, dropping to 5500 to 6500 feet Saturday morning. Heaviest snowfall expected Friday night into Saturday morning. Light flurries to 2 inches possible down to 5000 feet with higher accumulations remaining above 6000 feet. Lull in activity Saturday afternoon through Sunday, followed by additional snow Sunday night through Monday.

Wind Advisory issued November 12 at 12:05AM PST until November 14 at 10:00AM PST by NWS Las Vegas NV

* WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Death Valley National Park and Western Mojave Desert. * WHEN...From 4 PM Friday to 10 AM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winter Storm Warning issued November 11 at 11:43PM PST until November 14 at 4:00PM PST by NWS Las Vegas NV

* WHAT...Heavy snow possible above 7000 feet. Total snow accumulations of 5 to 10 inches expected...with up to 1 foot near the Sierra Crest. * WHERE...Eastern Sierra Slopes. * WHEN...From 1 PM Friday to 4 PM PST Saturday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions will impact the Friday evening commute. Gusty winds could bring down tree branches. Roads, and especially bridges and overpasses, will likely become slick and hazardous.

Coastal Flood Advisory issued November 11 at 10:48PM PST until November 14 at 6:00PM PST by NWS San Francisco CA

* WHAT...For the first Coastal Flood Advisory, Up to 1.5 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. For the Beach Hazards Statement, An increased risk for sneaker waves and strong rip currents with breaking waves of 15 to 20 ft expected. For the High Surf Warning, Dangerously large breaking waves of 25 to 35 ft, with occasional sets of 40 to 50 ft at favored breakpoints. For the second Coastal Flood Advisory, large breaking waves will run up beaches and crash over seawalls, inundating adjacent, low-lying infrastructure. * WHERE...San Francisco and Southern Monterey Bay and Big Sur Coast. * WHEN...For the first Coastal Flood Advisory, until 4 PM PST Friday. For the Beach Hazards Statement, through Friday afternoon. For the High Surf Warning, from 6 PM Friday to 4 AM PST Sunday. For the second Coastal Flood Advisory, from midnight Friday night to 6 PM PST Saturday. * IMPACTS...High tides will result in flooding of low-lying infrastructure, isolated road closures, and coastal erosion. Rising tides will bring water and waves farther up the beach than normal, restricting escape from beaches and coastal areas. Dangerously large breaking waves can overpower swimmers, pulling people into the sea from beaches, jetties, and rocks resulting in significant physical injury and increasing the risk of drowning. Waves can sweep across the shoreline without warning, pulling people into the sea from beaches, jetties, and rocks. * ADDITIONAL DETAILS...At the San Francisco tide gauge, high tide is expected to be: 1.3 ft above normal (7.1 ft MLLW) at 12:10 PM Thursday 11/12, 1.5 ft above normal (7.3 ft MLLW) at 12:49 PM Friday 11/13. These predictions include up to 1.8 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. The Coastal Flood Advisory on Saturday is specifically for the Pacific Coast, where large breaking waves will spill over sea walls and run up beaches onto adjacent infrastructure.

High Surf Warning issued November 11 at 10:48PM PST until November 15 at 4:00AM PST by NWS San Francisco CA

* WHAT...For the first Coastal Flood Advisory, Up to 1.5 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. For the Beach Hazards Statement, An increased risk for sneaker waves and strong rip currents with breaking waves of 15 to 20 ft expected. For the High Surf Warning, Dangerously large breaking waves of 25 to 35 ft, with occasional sets of 40 to 50 ft at favored breakpoints. For the second Coastal Flood Advisory, large breaking waves will run up beaches and crash over seawalls, inundating adjacent, low-lying infrastructure. * WHERE...San Francisco and Southern Monterey Bay and Big Sur Coast. * WHEN...For the first Coastal Flood Advisory, until 4 PM PST Friday. For the Beach Hazards Statement, through Friday afternoon. For the High Surf Warning, from 6 PM Friday to 4 AM PST Sunday. For the second Coastal Flood Advisory, from midnight Friday night to 6 PM PST Saturday. * IMPACTS...High tides will result in flooding of low-lying infrastructure, isolated road closures, and coastal erosion. Rising tides will bring water and waves farther up the beach than normal, restricting escape from beaches and coastal areas. Dangerously large breaking waves can overpower swimmers, pulling people into the sea from beaches, jetties, and rocks resulting in significant physical injury and increasing the risk of drowning. Waves can sweep across the shoreline without warning, pulling people into the sea from beaches, jetties, and rocks. * ADDITIONAL DETAILS...At the San Francisco tide gauge, high tide is expected to be: 1.3 ft above normal (7.1 ft MLLW) at 12:10 PM Thursday 11/12, 1.5 ft above normal (7.3 ft MLLW) at 12:49 PM Friday 11/13. These predictions include up to 1.8 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. The Coastal Flood Advisory on Saturday is specifically for the Pacific Coast, where large breaking waves will spill over sea walls and run up beaches onto adjacent infrastructure.

High Surf Warning issued November 11 at 10:48PM PST until November 15 at 4:00AM PST by NWS San Francisco CA

* WHAT...For the Beach Hazards Statement, An increased risk for sneaker waves and strong rip currents with breaking waves of 15 to 20 ft expected. For the High Surf Warning, Dangerously large breaking waves of 25 to 35 ft, with occasional sets of 40 to 50 ft at favored breakpoints. For the Coastal Flood Advisory, large breaking waves will run up beaches and crash over seawalls, inundating adjacent, low-lying infrastructure. * WHERE...Coastal North Bay Including Point Reyes National Seashore, San Francisco Peninsula Coast and Northern Monterey Bay. * WHEN...For the Beach Hazards Statement, through Friday afternoon. For the High Surf Warning, from 6 PM Friday to 4 AM PST Sunday. For the Coastal Flood Advisory, from midnight Friday night to 6 PM PST Saturday. * IMPACTS...High tides will result in flooding of low-lying infrastructure, isolated road closures, and coastal erosion. Rising tides will bring water and waves farther up the beach than normal, restricting escape from beaches and coastal areas. Dangerously large breaking waves can overpower swimmers, pulling people into the sea from beaches, jetties, and rocks resulting in significant physical injury and increasing the risk of drowning. Waves can sweep across the shoreline without warning, pulling people into the sea from beaches, jetties, and rocks. * ADDITIONAL DETAILS...The Coastal Flood Advisory on Saturday is specifically for the Pacific Coast, where large breaking waves will spill over sea walls and run up beaches onto adjacent infrastructure.

Coastal Flood Advisory issued November 11 at 10:48PM PST until November 13 at 4:00PM PST by NWS San Francisco CA

* WHAT...For the first Coastal Flood Advisory, Up to 1.5 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. For the Beach Hazards Statement, An increased risk for sneaker waves and strong rip currents with breaking waves of 15 to 20 ft expected. For the High Surf Warning, Dangerously large breaking waves of 25 to 35 ft, with occasional sets of 40 to 50 ft at favored breakpoints. For the second Coastal Flood Advisory, large breaking waves will run up beaches and crash over seawalls, inundating adjacent, low-lying infrastructure. * WHERE...San Francisco and Southern Monterey Bay and Big Sur Coast. * WHEN...For the first Coastal Flood Advisory, until 4 PM PST Friday. For the Beach Hazards Statement, through Friday afternoon. For the High Surf Warning, from 6 PM Friday to 4 AM PST Sunday. For the second Coastal Flood Advisory, from midnight Friday night to 6 PM PST Saturday. * IMPACTS...High tides will result in flooding of low-lying infrastructure, isolated road closures, and coastal erosion. Rising tides will bring water and waves farther up the beach than normal, restricting escape from beaches and coastal areas. Dangerously large breaking waves can overpower swimmers, pulling people into the sea from beaches, jetties, and rocks resulting in significant physical injury and increasing the risk of drowning. Waves can sweep across the shoreline without warning, pulling people into the sea from beaches, jetties, and rocks. * ADDITIONAL DETAILS...At the San Francisco tide gauge, high tide is expected to be: 1.3 ft above normal (7.1 ft MLLW) at 12:10 PM Thursday 11/12, 1.5 ft above normal (7.3 ft MLLW) at 12:49 PM Friday 11/13. These predictions include up to 1.8 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. The Coastal Flood Advisory on Saturday is specifically for the Pacific Coast, where large breaking waves will spill over sea walls and run up beaches onto adjacent infrastructure.

Beach Hazards Statement issued November 11 at 10:48PM PST until November 13 at 6:00PM PST by NWS San Francisco CA

* WHAT...For the Beach Hazards Statement, An increased risk for sneaker waves and strong rip currents with breaking waves of 15 to 20 ft expected. For the High Surf Warning, Dangerously large breaking waves of 25 to 35 ft, with occasional sets of 40 to 50 ft at favored breakpoints. For the Coastal Flood Advisory, large breaking waves will run up beaches and crash over seawalls, inundating adjacent, low-lying infrastructure. * WHERE...Coastal North Bay Including Point Reyes National Seashore, San Francisco Peninsula Coast and Northern Monterey Bay. * WHEN...For the Beach Hazards Statement, through Friday afternoon. For the High Surf Warning, from 6 PM Friday to 4 AM PST Sunday. For the Coastal Flood Advisory, from midnight Friday night to 6 PM PST Saturday. * IMPACTS...High tides will result in flooding of low-lying infrastructure, isolated road closures, and coastal erosion. Rising tides will bring water and waves farther up the beach than normal, restricting escape from beaches and coastal areas. Dangerously large breaking waves can overpower swimmers, pulling people into the sea from beaches, jetties, and rocks resulting in significant physical injury and increasing the risk of drowning. Waves can sweep across the shoreline without warning, pulling people into the sea from beaches, jetties, and rocks. * ADDITIONAL DETAILS...The Coastal Flood Advisory on Saturday is specifically for the Pacific Coast, where large breaking waves will spill over sea walls and run up beaches onto adjacent infrastructure.

Coastal Flood Advisory issued November 11 at 10:48PM PST until November 14 at 6:00PM PST by NWS San Francisco CA

* WHAT...For the Beach Hazards Statement, An increased risk for sneaker waves and strong rip currents with breaking waves of 15 to 20 ft expected. For the High Surf Warning, Dangerously large breaking waves of 25 to 35 ft, with occasional sets of 40 to 50 ft at favored breakpoints. For the Coastal Flood Advisory, large breaking waves will run up beaches and crash over seawalls, inundating adjacent, low-lying infrastructure. * WHERE...Coastal North Bay Including Point Reyes National Seashore, San Francisco Peninsula Coast and Northern Monterey Bay. * WHEN...For the Beach Hazards Statement, through Friday afternoon. For the High Surf Warning, from 6 PM Friday to 4 AM PST Sunday. For the Coastal Flood Advisory, from midnight Friday night to 6 PM PST Saturday. * IMPACTS...High tides will result in flooding of low-lying infrastructure, isolated road closures, and coastal erosion. Rising tides will bring water and waves farther up the beach than normal, restricting escape from beaches and coastal areas. Dangerously large breaking waves can overpower swimmers, pulling people into the sea from beaches, jetties, and rocks resulting in significant physical injury and increasing the risk of drowning. Waves can sweep across the shoreline without warning, pulling people into the sea from beaches, jetties, and rocks. * ADDITIONAL DETAILS...The Coastal Flood Advisory on Saturday is specifically for the Pacific Coast, where large breaking waves will spill over sea walls and run up beaches onto adjacent infrastructure.

Coastal Flood Advisory issued November 11 at 10:48PM PST until November 13 at 4:00PM PST by NWS San Francisco CA

* WHAT...Up to 1.5 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...North Bay Interior Valleys and San Francisco Bay Shoreline. * WHEN...Until 4 PM Friday. * IMPACTS...High tides will result in flooding of low-lying infrastructure, isolated road closures, and coastal erosion. Rising tides will bring water and waves farther up the beach than normal, restricting escape from beaches and coastal areas. * ADDITIONAL DETAILS...At the San Francisco tide gauge, high tide is expected to be: 1.3 ft above normal (7.1 ft MLLW) at 12:10 PM Thursday 11/12, 1.5 ft above normal (7.3 ft MLLW) at 12:49 PM Friday 11/13. These predictions include up to 1.8 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 issued November 11 at 10:48PM PST until November 13 at 6:00PM PST by NWS San Francisco CA

* WHAT...For the first Coastal Flood Advisory, Up to 1.5 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. For the Beach Hazards Statement, An increased risk for sneaker waves and strong rip currents with breaking waves of 15 to 20 ft expected. For the High Surf Warning, Dangerously large breaking waves of 25 to 35 ft, with occasional sets of 40 to 50 ft at favored breakpoints. For the second Coastal Flood Advisory, large breaking waves will run up beaches and crash over seawalls, inundating adjacent, low-lying infrastructure. * WHERE...San Francisco and Southern Monterey Bay and Big Sur Coast. * WHEN...For the first Coastal Flood Advisory, until 4 PM PST Friday. For the Beach Hazards Statement, through Friday afternoon. For the High Surf Warning, from 6 PM Friday to 4 AM PST Sunday. For the second Coastal Flood Advisory, from midnight Friday night to 6 PM PST Saturday. * IMPACTS...High tides will result in flooding of low-lying infrastructure, isolated road closures, and coastal erosion. Rising tides will bring water and waves farther up the beach than normal, restricting escape from beaches and coastal areas. Dangerously large breaking waves can overpower swimmers, pulling people into the sea from beaches, jetties, and rocks resulting in significant physical injury and increasing the risk of drowning. Waves can sweep across the shoreline without warning, pulling people into the sea from beaches, jetties, and rocks. * ADDITIONAL DETAILS...At the San Francisco tide gauge, high tide is expected to be: 1.3 ft above normal (7.1 ft MLLW) at 12:10 PM Thursday 11/12, 1.5 ft above normal (7.3 ft MLLW) at 12:49 PM Friday 11/13. These predictions include up to 1.8 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. The Coastal Flood Advisory on Saturday is specifically for the Pacific Coast, where large breaking waves will spill over sea walls and run up beaches onto adjacent infrastructure.

Coastal Flood Watch issued November 11 at 6:06PM PST until November 14 at 3:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...For the High Surf Advisory, large breaking waves of 7 to 11 ft with dangerous rip currents through Friday. These waves are expected to significantly increase Friday night into the weekend, with waves between 18 to 25 feet possible on exposed west to northwest facing beaches. For the Coastal Flood Watch, significant coastal flooding possible. * WHERE...San Luis Obispo County Beaches and Santa Barbara County Central Coast Beaches. * WHEN...For the High Surf Advisory, until noon PST Monday. For the Coastal Flood Watch, from late Friday night through Saturday afternoon. * IMPACTS...There is a moderate risk of damaging flooding of sea water over some vulnerable low-lying coastal areas, especially around the morning high tide, including over beaches, roads, and structures. Significant beach erosion is likely. 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...A significant westerly swell is expected this weekend with impacts likely peaking Saturday. Significant beach erosion and WARNING-level surf is likely. Posing most risk to west-northwest facing shores. Widespread flooding at Oceano Dunes State Park is likely. Coastal hazards are likely to continue well into next week.

Beach Hazards Statement issued November 11 at 6:06PM PST until November 16 at 12:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...Dangerous rip currents and breaking waves due to elevated surf through Friday. These waves are expected to significantly increase Friday night into the weekend, with waves between 7 to 10 feet possible on exposed west facing beaches, except up to 12 feet along the Ventura Beaches. * WHERE...Ventura County Beaches, Malibu Coast and Los Angeles County Beaches. * WHEN...Through Monday morning. * IMPACTS...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...A significant westerly swell is expected this weekend with impacts likely peaking Saturday. There is potential for at least advisory-level surf, significant beach erosion and enhanced coastal flooding risk. Posing most risk to west-facing beaches. Coastal hazards are likely to continue well into next week.

Beach Hazards Statement issued November 11 at 6:06PM PST until November 16 at 12:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...Dangerous rip currents and breaking waves due to elevated surf. Minor tidal overflows are possible during morning high tides. * WHERE...Catalina and Santa Barbara Islands, Santa Barbara County Southwestern Coast and Santa Barbara County Southeastern Coast. * WHEN...Through Monday morning. * IMPACTS...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...A significant westerly swell is expected this weekend with impacts likely peaking Saturday. There is potential for advisory-level surf, enhanced beach erosion and minor tidal overflows. Posing most risk to west-facing shores. Coastal hazards are likely to continue well into next week.

High Surf Advisory issued November 11 at 6:06PM PST until November 16 at 12:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...For the High Surf Advisory, large breaking waves of 7 to 11 ft with dangerous rip currents through Friday. These waves are expected to significantly increase Friday night into the weekend, with waves between 18 to 25 feet possible on exposed west to northwest facing beaches. For the Coastal Flood Watch, significant coastal flooding possible. * WHERE...San Luis Obispo County Beaches and Santa Barbara County Central Coast Beaches. * WHEN...For the High Surf Advisory, until noon PST Monday. For the Coastal Flood Watch, from late Friday night through Saturday afternoon. * IMPACTS...There is a moderate risk of damaging flooding of sea water over some vulnerable low-lying coastal areas, especially around the morning high tide, including over beaches, roads, and structures. Significant beach erosion is likely. 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...A significant westerly swell is expected this weekend with impacts likely peaking Saturday. Significant beach erosion and WARNING-level surf is likely. Posing most risk to west-northwest facing shores. Widespread flooding at Oceano Dunes State Park is likely. Coastal hazards are likely to continue well into next week.

High Wind Watch issued November 11 at 11:52AM PST until November 13 at 10:00PM PST by NWS Reno NV

* CHANGES...None. * WHAT...South to southwest winds 30 to 40 mph with gusts up to 65 mph. * WHERE...In California, Surprise Valley California. In Nevada, Northern Washoe County. * WHEN...From Friday morning through Friday evening. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles.

Lake Wind Advisory issued November 11 at 11:52AM PST until November 13 at 10:00AM PST by NWS Reno NV

* WHAT...Southwest winds 15 to 25 mph with gusts up to 35 mph and waves 2 to 5 feet for Lake Tahoe. * WHERE...Greater Lake Tahoe Area. * WHEN...From 10 PM Thursday to 10 AM PST Friday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft.

Wind Advisory issued November 11 at 11:52AM PST until November 13 at 10:00PM PST by NWS Reno NV

* CHANGES...None. * WHAT...South to southwest winds 20 to 30 mph with gusts up to 55 mph. Wind prone areas along US-395/I-580 may see gusts up to 65 mph. * WHERE...In California, Lassen-Eastern Plumas-Eastern Sierra Counties. In Nevada, Greater Reno-Carson City-Minden Area. * WHEN...From 10 AM to 10 PM PST Friday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Winds may knock down burned trees in the Davis Fire, Hawk Fire, and Bull Fire burn areas.

Air Quality Alert issued November 11 at 11:29AM PST by NWS Los Angeles/Oxnard CA

* WHAT...The South Coast AQMD has extended an air quality alert due to harmful levels of fine particle pollution. Visit https://www.aqmd.gov/alertinfo to check current and forecasted air quality levels. * WHERE...in Vernon, Maywood, Bell Gardens, Westmont, Hawthorne, Inglewood, Downtown LA, East LA and Huntington Park. Levels of particle pollution can vary by time and location depending on emissions and local weather conditions. * WHEN...until 11:59 PM Thursday. * IMPACTS...Particle pollution can get deep into the lungs and cause serious health problems such as heart attacks, bronchitis, asthma attacks, and difficulty breathing. 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.

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 San Rafael.

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