Reporting Station : San Francisco International Airport, CA

There are alert 20 Weather Alerts for your area.
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High Surf Warning

Broadcast Time 02/11/2025 11:11 PST

High Surf Warning
Issued By NWS San Francisco CA Broadcast Time 02/11/2025 11:11 PST
Issuing Time 02/11/2025 11:11 PST Valid Until 02/15/2025 03:00 PST

* 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 15 to 20 ft waves and up to 30 ft peak waves. * WHERE. San Francisco, Coastal North Bay Including Point Reyes National Seashore, San Francisco Peninsula Coast, Northern Monterey Bay and Southern Monterey Bay and Big Sur Coast Counties. * 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.

Gale Warning

Broadcast Time 02/11/2025 14:33 PST

Gale Warning
Issued By NWS San Francisco CA Broadcast Time 02/11/2025 14:33 PST
Issuing Time 02/11/2025 14:33 PST Valid Until 02/13/2025 09:00 PST

* WHAT. South winds 15 to 25 kt with gusts up to 35 kt and rough waters expected. * WHERE. San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge. * WHEN. From 9 PM Wednesday to 9 AM PST Thursday. * IMPACTS. Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility.

High Wind Watch

Broadcast Time 02/11/2025 12:08 PST

High Wind Watch
Issued By NWS San Francisco CA Broadcast Time 02/11/2025 12:08 PST
Issuing Time 02/11/2025 12:08 PST Valid Until 02/14/2025 10:00 PST

* WHAT. Southwest winds 35 to 40 mph with gusts up to 70 mph possible. Isolated gusts to 80 mph along some coastal areas such as the Big Sur Coast and Marin Coastal Range. * WHERE. Monterey Bay and the Big Sur Coast, The Marin Hills, San Francisco, Coastal North Bay Including Point Reyes National Seashore, and San Francisco Peninsula Coast. * WHEN. From Wednesday evening through Friday morning. * IMPACTS. Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles. Strong winds may move loose debris, result in minor damage property, and cause sporadic power outages. Travel could become difficult, especially for high profile vehicles. The combination of wind and moist soils will increase the risk for downed trees.

Flood Watch

Broadcast Time 02/11/2025 09:39 PST

Flood Watch
Issued By NWS San Francisco CA Broadcast Time 02/11/2025 09:39 PST
Issuing Time 02/11/2025 09:39 PST Valid Until 02/15/2025 22:00 PST

* WHAT. Flooding caused by excessive rainfall is possible. * WHERE. San Francisco, San Mateo, Santa Cruz, and Monterey counties. * WHEN. From Wednesday 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. Storm drains and ditches may become clogged with debris. Extensive street flooding and flooding of creeks and rivers are possible. * ADDITIONAL DETAILS. - Unsettled wet weather expected to resume tonight into Wednesday leading to an increased flooding potential as the next Atmospheric River moves in. This next round of moderate to heavy rain is expected Wednesday night 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 likely within the Santa Cruz Mountains and the Santa Lucia Range. - http://www.weather.gov/safety/flood

Flood Watch

Broadcast Time 02/11/2025 09:35 PST

Flood Watch
Issued By NWS San Francisco CA Broadcast Time 02/11/2025 09:35 PST
Issuing Time 02/11/2025 09:35 PST Valid Until 02/15/2025 22:00 PST

* WHAT. Flooding caused by excessive rainfall is possible. * WHERE. San Francisco, San Mateo, Santa Cruz, and Monterey counties. * WHEN. From Wednesday 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. Storm drains and ditches may become clogged with debris. Extensive street flooding and flooding of creeks and rivers are possible. * ADDITIONAL DETAILS. - Unsettled wet weather expected to resume tonight into Wednesday leading to an increased flooding potential as the next Atmospheric River moves in. This next round of moderate to heavy rain is expected Wednesday night 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 likely within the Santa Cruz Mountains and the Santa Lucia Range. - http://www.weather.gov/safety/flood

Flood Watch

Broadcast Time 02/11/2025 11:26 PST

Flood Watch
Issued By NWS Sacramento CA Broadcast Time 02/11/2025 11:26 PST
Issuing Time 02/11/2025 11:26 PST Valid Until 02/14/2025 22:00 PST

* WHAT. Flooding caused by excessive rainfall is possible. * WHERE. A portion of northern California, including the following areas, Carquinez Strait and Delta, Sacramento Valley, Motherlode, Mountains Southwestern Shasta County to Western Colusa County before 2500 feet, Northeast Foothills, Shasta Lake Area / Northern Shasta County, West Slope Northern Sierra Nevada and Western Plumas County/Lassen Park below 4500 feet. * WHEN. From Wednesday 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

Wind Advisory

Broadcast Time 02/11/2025 12:28 PST

Wind Advisory
Issued By NWS Sacramento CA Broadcast Time 02/11/2025 12:28 PST
Issuing Time 02/11/2025 12:28 PST Valid Until 02/14/2025 10:00 PST

* 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 Wednesday 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.

Gale Warning

Broadcast Time 02/11/2025 20:35 PST

Gale Warning
Issued By NWS San Francisco CA Broadcast Time 02/11/2025 20:35 PST
Issuing Time 02/11/2025 20:35 PST Valid Until 02/13/2025 09:00 PST

* WHAT. South winds 15 to 25 kt with gusts up to 35 kt and rough waters expected. * WHERE. San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge. * WHEN. From 9 PM Wednesday to 9 AM PST Thursday. * IMPACTS. Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility.

High Surf Warning

Broadcast Time 02/11/2025 18:54 PST

High Surf Warning
Issued By NWS San Francisco CA Broadcast Time 02/11/2025 18:54 PST
Issuing Time 02/11/2025 18:54 PST Valid Until 02/15/2025 03:00 PST

* 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 15 to 20 ft waves and up to 30 ft peak waves. * WHERE. San Francisco, Coastal North Bay Including Point Reyes National Seashore, San Francisco Peninsula Coast, Northern Monterey Bay and Southern Monterey Bay and Big Sur Coast Counties. * 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.

High Wind Watch

Broadcast Time 02/11/2025 21:14 PST

High Wind Watch
Issued By NWS San Francisco CA Broadcast Time 02/11/2025 21:14 PST
Issuing Time 02/11/2025 21:14 PST Valid Until 02/14/2025 10:00 PST

* WHAT. Southwest winds 35 to 40 mph with gusts up to 70 mph possible. Isolated gusts to 80 mph along some coastal areas such as the Big Sur Coast and Marin Coastal Range. * WHERE. Monterey Bay and the Big Sur Coast, The Marin Hills, San Francisco, Coastal North Bay Including Point Reyes National Seashore, and San Francisco Peninsula Coast. * WHEN. From Wednesday evening through Friday morning. * IMPACTS. Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles. Strong winds may move loose debris, result in minor damage property, and cause sporadic power outages. Travel could become difficult, especially for high profile vehicles. The combination of wind and moist soils will increase the risk for downed trees.

Flood Watch

Broadcast Time 02/11/2025 21:13 PST

Flood Watch
Issued By NWS San Francisco CA Broadcast Time 02/11/2025 21:13 PST
Issuing Time 02/11/2025 21:13 PST Valid Until 02/15/2025 22:00 PST

* WHAT. Flooding caused by excessive rainfall continues to be possible. * WHERE. San Francisco, San Mateo, Santa Cruz, and Monterey counties. * WHEN. From Wednesday 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. Storm drains and ditches may become clogged with debris. Extensive street flooding and flooding of creeks and rivers are possible. * ADDITIONAL DETAILS. - Unsettled wet weather expected to resume tonight into Wednesday leading to an increased flooding potential as the next Atmospheric River moves in. This next round of moderate to heavy rain is expected Wednesday night 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 likely within the Santa Cruz Mountains and the Santa Lucia Range. - http://www.weather.gov/safety/flood

Flood Watch

Broadcast Time 02/12/2025 04:46 PST

Flood Watch
Issued By NWS San Francisco CA Broadcast Time 02/12/2025 04:46 PST
Issuing Time 02/12/2025 04:46 PST Valid Until 02/15/2025 22:00 PST

* WHAT. Flooding caused by excessive rainfall continues to be possible. * WHERE. San Francisco, San Mateo, Santa Cruz, and Monterey counties. * WHEN. From 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. - A round of moderate to heavy rain associated with an incoming Atmospheric River is expected Wednesday night 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 likely within the Santa Cruz Mountains and the Santa Lucia Range. - http://www.weather.gov/safety/flood

High Wind Watch

Broadcast Time 02/12/2025 04:43 PST

High Wind Watch
Issued By NWS San Francisco CA Broadcast Time 02/12/2025 04:43 PST
Issuing Time 02/12/2025 04:43 PST Valid Until 02/14/2025 10:00 PST

* WHAT. Southwest winds 35 to 40 mph with gusts up to 70 mph possible. Isolated gusts to 80 mph along some coastal areas such as the Big Sur Coast and Marin Coastal Range. * WHERE. Monterey Bay and the Big Sur Coast, The Marin Hills, San Francisco, Coastal North Bay Including Point Reyes National Seashore, and San Francisco Peninsula Coast. * WHEN. From this evening through Friday morning. * IMPACTS. Strong winds may move loose debris, result in minor damage to property, and cause sporadic power outages. Travel could become difficult, especially for high profile vehicles. The combination of wind and moist soils will increase the risk for downed trees.

High Surf Warning

Broadcast Time 02/12/2025 02:48 PST

High Surf Warning
Issued By NWS San Francisco CA Broadcast Time 02/12/2025 02:48 PST
Issuing Time 02/12/2025 02:48 PST Valid Until 02/15/2025 03:00 PST

* 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.

Gale Warning

Broadcast Time 02/12/2025 02:10 PST

Gale Warning
Issued By NWS San Francisco CA Broadcast Time 02/12/2025 02:10 PST
Issuing Time 02/12/2025 02:10 PST Valid Until 02/13/2025 15:00 PST

* WHAT. South winds 15 to 25 kt with gusts up to 35 kt and rough waters expected. * WHERE. San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge. * WHEN. From 9 PM this evening to 3 PM PST Thursday. * IMPACTS. Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility.

Wind Advisory

Broadcast Time 02/12/2025 01:35 PST

Wind Advisory
Issued By NWS Sacramento CA Broadcast Time 02/12/2025 01:35 PST
Issuing Time 02/12/2025 01:35 PST Valid Until 02/14/2025 10:00 PST

* 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 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.

Flood Watch

Broadcast Time 02/12/2025 01:30 PST

Flood Watch
Issued By NWS Sacramento CA Broadcast Time 02/12/2025 01:30 PST
Issuing Time 02/12/2025 01:30 PST Valid Until 02/14/2025 22:00 PST

* WHAT. Flooding caused by excessive rainfall continues to be possible. * WHERE. A portion of northern California, including the following areas, Carquinez Strait and Delta, Sacramento Valley, Motherlode, Mountains Southwestern Shasta County to Western Colusa County before 2500 feet, Northeast Foothills, Shasta Lake Area / Northern Shasta County, West Slope Northern Sierra Nevada and Western Plumas County/Lassen Park below 4500 feet. * WHEN. From 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

Air Quality Alert

Broadcast Time 02/11/2025 13:19 PST

Air Quality Alert
Issued By NWS San Diego CA Broadcast Time 02/11/2025 13:19 PST
Issuing Time 02/11/2025 13:19 PST Valid Until 02/12/2025 13:30 PST

* WHAT. The South Coast AQMD has issued an air quality alert due to harmful levels of particle pollution from windblown dust. * WHERE. the Banning Pass, Coachella Valley, and Eastern Riverside County. Levels of particle pollution can vary by time and location depending on emissions and local weather conditions. * WHEN. through 5 AM Wednesday. * 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.

Flood Warning

Broadcast Time 02/11/2025 08:30 PST

Flood Warning
Issued By NWS Sacramento CA Broadcast Time 02/11/2025 08:30 PST
Issuing Time 02/11/2025 08:30 PST Valid Until 02/12/2025 08:30 PST

The Flood Warning continues for the following rivers in California. Yolo Bypass Near Lisbon affecting Solano and Yolo Counties. .Runoff from precipitation over the last week continues to work its way through area waterways, with the Yolo Bypass currently in minor flood stage. Additional moderate to heavy precipitation is expected Thursday into Friday with renewed rises. 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 further notice. * IMPACTS. At 19.0 feet, Mound Farms and Senator Outing Duck Club are flooded. * ADDITIONAL DETAILS. - At 8:15 AM PST Tuesday the stage was 20.1 feet. - Bankfull stage is 13.0 feet. - Recent Activity. The maximum river stage in the 24 hours ending at 8:15 AM PST Tuesday was 20.3 feet. - Forecast. The river is expected to rise to a crest of 20.1 feet late this morning. - Flood stage is 19.0 feet. - Flood History. This crest compares to a previous crest of 20.0 feet on 02/24/1996. - http://www.weather.gov/safety/flood

Flood Warning

Broadcast Time 02/11/2025 13:54 PST

Flood Warning
Issued By NWS Sacramento CA Broadcast Time 02/11/2025 13:54 PST
Issuing Time 02/11/2025 13:54 PST Valid Until 02/14/2025 01:00 PST

The Flood Warning continues for the following rivers in California. Yolo Bypass Near Lisbon affecting Yolo and Solano 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 early Friday morning. * IMPACTS. At 19.0 feet, Mound Farms and Senator Outing Duck Club are flooded. * ADDITIONAL DETAILS. - At 1:15 PM PST Tuesday the stage was 20.0 feet. - Bankfull stage is 13.0 feet. - Recent Activity. The maximum river stage in the 24 hours ending at 1:15 PM PST Tuesday was 20.2 feet. - Forecast. The river is expected to fall below flood stage late Thursday morning and continue falling to 18.9 feet early Thursday afternoon. - Flood stage is 19.0 feet. - Flood History. This crest compares to a previous crest of 20.0 feet on 02/24/1996. - http://www.weather.gov/safety/flood

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