Station Name: SOUTH SAN FRANCISCO BAY AT DUMBARTON BRIDGE CA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 0 feet

Nearest Address:
Dumbarton Bridge
Menlo Park, CA
San Mateo County

GPS Coordinates: 37.5041043, -122.1205192

Nearby Water Temperatures

Coastal Flood Advisory issued November 7 at 11:38AM PST until November 13 at 4:00PM PST by NWS San Francisco CA

Effective: Sat November 7, 2026, 11:38 AM
Expires: Sat November 7, 2026, 7:45 PM

* WHAT...Up to 1.6 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 4 PM PST Friday November 13. * IMPACTS...High tides will result in flooding of low-lying infrastructure, isolated road closures, and coastal erosion. Rising tides will bring water and waves farther up the beach than normal, restricting escape from beaches and coastal areas. * ADDITIONAL DETAILS...At the San Francisco tide gauge, high tide is expected to be: 1.6 ft above normal (7.4 ft MLLW) at 10:06 AM Sunday 11/8, 1.6 ft above normal (7.4 ft MLLW) at 10:35 AM Monday 11/9, 1.5 ft above normal (7.3 ft MLLW) at 11:04 AM Tuesday 11/10, 1.4 ft above normal (7.2 ft MLLW) at 11:35 AM Wednesday 11/11, 1.4 ft above normal (7.2 ft MLLW) at 12:10 PM Thursday 11/12, 1.2 ft above normal (7.0 ft MLLW) at 12:49 PM Friday 11/13. These predictions include up to 1.5 ft of surge that will enhance the astronomical tide and flooding threat. High tide varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

Small Craft Advisory issued November 7 at 8:42AM PST until November 9 at 3:00AM PST by NWS San Francisco CA

Effective: Sat November 7, 2026, 8:42 AM
Expires: Sat November 7, 2026, 4:45 PM

* WHAT...Seas 7 to 12 ft expected. * WHERE...Coastal Waters from Point Reyes to Pigeon Point California out to 10 NM. * WHEN...Until 3 AM PST Monday. * IMPACTS...Conditions will be hazardous to small craft.