Active Weather Alerts
Small Craft Advisory
Issued: 10:47 AM Jan. 3, 2026 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PST SUNDAY... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and rough waters. * WHERE...San Francisco Bay South of the Bay Bridge. * WHEN...Until 9 AM PST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
Coastal Flood Advisory
Issued: 6:59 AM Jan. 3, 2026 – National Weather Service
...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 2 PM PST SATURDAY... ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 2 PM SATURDAY TO 2 PM PST SUNDAY... * WHAT...For the Coastal Flood Warning, significant coastal flooding expected due to high astronomical tides and storm surge. Up to 2.5 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways during the morning high tide Saturday. For the Coastal Flood Advisory, up to 2.0 ft inundation is possible. * WHERE...Adjacent to the San Francisco and San Pablo Bays. * WHEN...For the Coastal Flood Warning, until 2 PM PST Saturday. For the Coastal Flood Advisory, from 2 PM Saturday to 2 PM PST Sunday. * IMPACTS...Numerous roads will be closed. Low lying property including homes, businesses, and some critical infrastructure will be inundated. Some shoreline erosion will occur. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 2.5 ft above normal (8.3 ft MLLW) at 10:26 AM Saturday 1/3 1.9 ft above normal (7.7 ft MLLW) at 11:18 AM Sunday 1/4 These predictions include up to 1.3 feet of storm 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. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. &&
Coastal Flood Warning
Issued: 6:59 AM Jan. 3, 2026 – National Weather Service
...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 2 PM PST SATURDAY... ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 2 PM SATURDAY TO 2 PM PST SUNDAY... * WHAT...For the Coastal Flood Warning, significant coastal flooding expected due to high astronomical tides and storm surge. Up to 2.5 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways during the morning high tide Saturday. For the Coastal Flood Advisory, up to 2.0 ft inundation is possible. * WHERE...Adjacent to the San Francisco and San Pablo Bays. * WHEN...For the Coastal Flood Warning, until 2 PM PST Saturday. For the Coastal Flood Advisory, from 2 PM Saturday to 2 PM PST Sunday. * IMPACTS...Numerous roads will be closed. Low lying property including homes, businesses, and some critical infrastructure will be inundated. Some shoreline erosion will occur. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 2.5 ft above normal (8.3 ft MLLW) at 10:26 AM Saturday 1/3 1.9 ft above normal (7.7 ft MLLW) at 11:18 AM Sunday 1/4 These predictions include up to 1.3 feet of storm 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. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. &&
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