Station Name: SACRAMENTO R DEEP WATER SHIP CHANNEL MARKER 51 CA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 3 feet

Nearest Address:
3818–3878 CA-84
Rio Vista, CA 95690
Solano County

GPS Coordinates: 38.23739167, -121.6739556

Nearby Water Temperatures

Dense Fog Advisory issued January 30 at 12:45PM PST until January 31 at 12:00PM PST by NWS Sacramento CA

Effective: Fri January 30, 2026, 12:45 PM
Expires: Sat January 31, 2026, 12:00 PM

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Carquinez Strait and Delta, Central/Southern Sacramento Valley, Northern San Joaquin Valley. * WHEN...From midnight tonight to noon PST Saturday. * IMPACTS...Low visibility could make driving conditions hazardous.

If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

Coastal Flood Advisory issued January 30 at 11:13AM PST until February 1 at 12:00PM PST by NWS San Francisco CA

Effective: Fri January 30, 2026, 11:13 AM
Expires: Sat January 31, 2026, 5:00 AM

* WHAT...Up to 1.3 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 noon 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: 1.3 ft above normal (7.20 ft MLLW) at 9:30 AM Saturday 1/31 and 1.2 ft above normal (6.96 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.3 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

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.