The Chronicle's forecast calls for temperatures to rise into the mid-80s on Monday and Tuesday in San Francisco, with a chance at near-90. Phone apps show less extreme temperatures.

Sunny today; a strong heat wave may bring record highs Monday–Wednesday. Check cooling centers and NWS updates.

Heavy rain was moving toward San Francisco on Sunday evening, setting the stage for potential flooding overnight into Monday morning. It was a shift from earlier forecasts that indicated the heaviest ...

It is Presidents' Day, traditionally a busy travel holiday, but Mother Nature has other plans for a vast swath of the United States today, February 16, 2026. Major weather systems are causing havoc on ...

For San Francisco and Oakland, it was a record warm start to the last day of the month.