Special Weather Statement

Locations Affected

Fremont, CA ∙ Oakland, CA ∙ San Francisco, CA ∙ Santa Rosa, CA ∙ Sunnyvale, CA ∙ Hayward, CA ∙ Richmond, CA ∙ Berkeley, CA ∙ Daly City, CA ∙ San Mateo, CA

Headline

...TSUNAMI ADVISORY IS IN EFFECT FROM THE SONOMA COASTLINE DOWN THROUGH THE BIG SUR COASTLINE INCLUDING SF AND MONTEREY BAY...

Full Alert Message

Special Weather Statement National Weather Service San Francisco Bay Area 857 PM PDT Tue Jul 29 2025 ...TSUNAMI ADVISORY IS IN EFFECT FROM THE SONOMA COASTLINE DOWN THROUGH THE BIG SUR COASTLINE INCLUDING SF AND MONTEREY BAY... * UPDATES... There have been no significant changes since the last statement. * LOCAL IMPACTS... For people in the advisory area...A tsunami capable of producing strong currents that may be hazardous to swimmers, boats, and coastal structures is expected. Widespread inundation is NOT expected. However, damage at the harbors will be possible. Surging water in and out of harbors and changing water levels can cause boats and docks to detach from structures. * RECOMMENDED ACTIONS... If you are located in this coastal area, move off the beach and out of harbors and marinas. Do not go to the coast to watch the tsunami. Be alert to instructions from your local emergency officials * FORECAST TSUNAMI START TIMES... Monterey California 1215 AM PDT on Jul 30 San Francisco California 1240 AM PDT on Jul 30 Tsunamis often arrive as a series of waves or surges which could be dangerous for many hours after the first wave arrival. The first tsunami wave or surge may not be the highest in the series. * FORECAST PEAK TSUNAMI WAVE HEIGHTS... Monterey California less than 1 ft San Francisco California less than 1 ft * PRELIMINARY EARTHQUAKE INFORMATION... An earthquake occurred with a preliminary magnitude of 8.8. This product will be updated as new information becomes available. Stay tuned to your local news source and NOAA weather radio for further information and updates.

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