U.S. Alerts  
El Dorado Weather Logo
U.S. Color IR Sat North America Color Background Satellite Thumb
Norcal Dual-Pol Radar Live Northern California Doppler Radar Thumbnail Image
W. Coast IR Satellite West Coast Infrared Satellite
Live Lightning Radar Placerville California Lightning Detection Radar Thumbnail Image
Live Streaming Webcam Placerville California Live Streaming WebCam Thumbnail Image
Local Wx Station Data Sacramento, Northern Sierra Nevada & the Motherlode Area Current Weather Conditions

San Mateo County Alerts
Skywarn Logo
Noaa Logo
Noaa Logo 2
NOAA's National Weather Service
Each location shows all alerts on one page:
WARNINGS - WATCHES - ADVISORIES - STATEMENTS
Updates every 15 Minutes
Updated:February 6, 2026 5:30 pm PST

High Surf Advisory HIGH SURF ADVISORY  
San Mateo County
Effective: Fri, 2/6 8:45am Severity: Minor
Updated: February 6, 2026 5:30 pm Urgency: Expected
Expires: Sat, 2/7 8:45am 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 of 17 to 22 feet, with continuing
increased risk of sneaker waves and strong rip currents.

* WHERE...Pacific Coast beaches.

* WHEN...Until 9 PM PST Saturday.

* 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. Large breaking
waves can overpower swimmers resulting in significant physical
injury and increase the risk of drowning.

Information: 
Swimmers should remain out of the water due to dangerous surf
conditions.