Bay Area/ San Francisco

Bay Area Braces for Soaring Temperatures; Coastal Flood Advisory in Effect for San Francisco, San Pablo Bay

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Published on May 27, 2025
Bay Area Braces for Soaring Temperatures; Coastal Flood Advisory in Effect for San Francisco, San Pablo BaySource: Vermont, CC BY-SA 4.0, via Wikimedia Commons

The National Weather Service in San Francisco is alerting Bay Area residents to an uptick in heat throughout the interior regions by Friday. It urges locals to remember the dangers of leaving vulnerable individuals or pets in parked cars under such conditions. With moderate Heat Risk on the horizon and already-tight conditions across the Central Coast, it's critical to remain vigilant and mindful of those who are at increased risk during the heatwave.

Meanwhile, a Coastal Flood Advisory was reissued for Tuesday night into early Wednesday morning, as a perigean spring tide is predicted to bring minor flooding to the San Francisco and San Pablo Bay shorelines. The advisory, originating from a National Weather Service forecast, anticipates the tide to peak at 6.88 feet around midnight, causing potential nuisances, particularly for lower-lying areas. This follows a spell of seasonable weather today and an organized marine layer indicative of a summer-like climate engulfing the coast down to the South Bay.

Looking ahead, the Area Forecast Discussion emphasizes a substantial warming trend beginning Thursday with the build-up of high pressure over the region. This will culminate in a moderate to major Heat Risk by Friday, as inland areas may endure some of this year's highest temperatures, ranging up to 106 degrees. While regions closer to the coast may experience milder conditions, the overall temperature spike is expected to manifest across much of the Bay Area.