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NOAA's National Weather Service
Each location shows all alerts on one page
WARNINGS - WATCHES - ADVISORIES - STATEMENTS
Updates every 15 Minutes
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| Los Angeles County | ||
| Effective: Fri, 12/26 3:41am | Severity: Minor | |
| Updated: December 26, 2025 11:01 am | Urgency: Expected | |
| Expires: Fri, 12/26 3:00pm | Certainty: Likely | |
| Areas Affected: San Francisco - Coastal North Bay Including Point Reyes National Seashore - San Francisco Peninsula Coast - Northern Monterey Bay - Southern Monterey Bay and Big Sur Coast | ||
Alert
Details:
* WHAT...Large breaking waves up to 25 feet, strong rip currents and sneaker 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...For the Beach Hazards Statement, through 4 AM Friday. For the High Surf Advisory, from 4 AM to 10 PM PST Friday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Information: Inexperienced swimmers should remain out of the water due to dangerous surf conditions. |
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| Marin County | ||
| Effective: Fri, 12/26 3:41am | Severity: Minor | |
| Updated: December 26, 2025 11:01 am | Urgency: Expected | |
| Expires: Fri, 12/26 3:00pm | Certainty: Likely | |
| Areas Affected: San Francisco - Coastal North Bay Including Point Reyes National Seashore - San Francisco Peninsula Coast - Northern Monterey Bay - Southern Monterey Bay and Big Sur Coast | ||
Alert
Details:
* WHAT...Large breaking waves up to 25 feet, strong rip currents and sneaker 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...For the Beach Hazards Statement, through 4 AM Friday. For the High Surf Advisory, from 4 AM to 10 PM PST Friday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Information: Inexperienced swimmers should remain out of the water due to dangerous surf conditions. |
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| Los Angeles County | ||
| Effective: Fri, 12/26 5:38am | Severity: Severe | |
| Updated: December 26, 2025 11:01 am | Urgency: Future | |
| Expires: Fri, 12/26 10:00pm | Certainty: Possible | |
| Areas Affected: Marin Coastal Range - Sonoma Coastal Range - North Bay Interior Mountains - Coastal North Bay Including Point Reyes National Seashore - North Bay Interior Valleys | ||
Alert
Details:
* WHAT...Flooding caused by excessive rainfall continues to be possible from multiple lines of showers and thunderstorms, strong at times, moving across the area. * WHERE...The Northern San Francisco Bay Area (Napa, Sonoma, and Marin counties). * WHEN...Through this 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. * ADDITIONAL DETAILS... - Soils are saturated from the last few days of rain. Showers and thunderstorm with high rain rates may lead to flash flooding and the potential for landslides. - http://www.weather.gov/safety/flood Information: You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. |
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| Marin County | ||
| Effective: Fri, 12/26 5:38am | Severity: Severe | |
| Updated: December 26, 2025 11:01 am | Urgency: Future | |
| Expires: Fri, 12/26 10:00pm | Certainty: Possible | |
| Areas Affected: Marin Coastal Range - Sonoma Coastal Range - North Bay Interior Mountains - Coastal North Bay Including Point Reyes National Seashore - North Bay Interior Valleys | ||
Alert
Details:
* WHAT...Flooding caused by excessive rainfall continues to be possible from multiple lines of showers and thunderstorms, strong at times, moving across the area. * WHERE...The Northern San Francisco Bay Area (Napa, Sonoma, and Marin counties). * WHEN...Through this 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. * ADDITIONAL DETAILS... - Soils are saturated from the last few days of rain. Showers and thunderstorm with high rain rates may lead to flash flooding and the potential for landslides. - http://www.weather.gov/safety/flood Information: You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. |
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