Coastal Flood Advisory

Full Alert Message

Coastal Hazard Message National Weather Service San Francisco CA 1040 PM PST Sun Nov 2 2025 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE MONDAY NIGHT... ...COASTAL FLOOD ADVISORY IN EFFECT FROM 8 AM TUESDAY TO 2 PM PST SATURDAY... * WHAT...For the Beach Hazards Statement, a long period northwesterly swell will result in an increased risk for sneaker waves and rip currents and breaking waves of 12 to 17 feet with the highest waves up to 20 feet in favored locations. For the Coastal Flood Advisory, up to 1.2 ft of inundation above ground level is possible in low lying areas near shorelines and tidal waterways. * WHERE...San Francisco and Monterey Bay. * WHEN...For the Beach Hazards Statement, through late Monday night. For the Coastal Flood Advisory, from 8 AM Tuesday to 2 PM PST Saturday. * IMPACTS...Sneaker waves can unexpectedly run significantly farther up the beach than normal, including over rocks and jetties. Rip currents are typically more frequent and stronger in the vicinity of jetties, inlets, and piers. 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 0.7 ft above normal (6.6 ft MLLW) at 9:42 AM Tuesday, 1.0 ft above normal (6.9 ft MLLW) at 10:18 AM Wednesday, 1.2 ft above normal (7.0 ft MLLW) at 10:58 AM Thursday, 1.1 ft above normal (7.0 ft MLLW) at 11:42 AM Friday, and 0.9 ft above normal (6.7 ft MLLW) at 12:31 PM Saturday. High tide timing varies up to 90 minutes earlier or later along the coast and throughout the Bay respectfully. 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. Remain out of the water to avoid hazardous swimming conditions.