California Minor Coastal Flood Advisory | Effective 06/18/2026 04:42

Headline: 
Coastal Flood Advisory issued June 18 at 4:42AM PDT until June 18 at 5:00AM PDT by NWS San Francisco CA
Event: 
Coastal Flood Advisory
Urgency: 
Expected
Effective: 
June 18, 2026 - 4:42am
Expires: 
June 18, 2026 - 12:45pm
Description: 
* WHAT...An increased risk of sneaker waves and strong rip currents expected. * WHERE...San Francisco County. * WHEN...Through 5 AM Sunday morning. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion can be expected. Sneaker waves can sweep across the shoreline without warning, pulling people into the sea from rocks, jetties and beaches.
Instruction: 
Stay off of jetties, piers, rocks, and other waterside infrastructure. Remain out of the water to avoid hazardous surf and NEVER turn your back on the ocean. Monitor local weather, surf and tide forecasts at www.weather.gov/mtr.
Area Description: 
San Francisco
Forcast Office: 
NWS San Francisco CA