San Francisco County was placed under a beach hazards statement by the National Weather Service on Friday at 10:59 p.m. The statement is valid for Sunday, Jan. 4 between 6 a.m. and 10 p.m.
“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,” according to the NWS San Francisco CA. “At the San Francisco tidal gauge, high tide is expected to be: 2.5 ft above normal (8.3 ft MLLW) at 10:26 a.m. Saturday 1/3 1.9 ft above normal (7.7 ft MLLW) at 11:18 a.m. 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.”
“Numerous roads will be closed. Low-lying property including homes, businesses, and some critical infrastructure will be inundated. Some shoreline erosion will occur,” the NWS said. “Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. 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.”
For more weather alerts in the Bay Area, visit Weather Advisories