Coastal Flood Advisory

Locations Affected

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

Full Alert Message

Coastal Hazard Message National Weather Service San Francisco CA 939 PM PST Wed Dec 3 2025 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST SUNDAY... * WHAT...Up to 1.4 ft of inundation above ground level is possible in low lying areas near shorelines and tidal waterways. * WHERE...Bayshore locations along the San Francisco Bay and San Pablo Bay. * WHEN...Until 3 PM PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...At the San Francisco tidal gauge high tide is expected to be 1.2 ft above normal (7.00 ft MLLW) at 9:04 AM Wednesday, 1.4 ft above normal (7.20 ft MLLW) at 9:48 AM Thursday, 1.4 ft above normal (7.23 ft MLLW) at 10:35 AM Friday, 1.2 ft above normal (7.08 ft MLLW) at 11:25 AM Saturday, and 0.9 ft above normal (6.75 ft MLLW) at 12:17 PM Sunday. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and throughout the San Francisco Bay respectively. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.

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