Severe Thunderstorm and Excessive Rainfall Potential for the Central U.S. Today

Severe thunderstorms with a threat for large hail, isolated damaging winds and possibly a tornado are expected in parts of eastern Colorado today from mid afternoon to early evening. Several days of heavy rainfall will begin today over the western Gulf Coast where Flood Watches and excessive rainfall outlooks have been issued for today, Saturday, and Sunday. Read More >

Click a location below for detailed forecast.

Last Map Update: Thu, May 21, 2026 at 3:54:23 pm PDT

Watches, Warnings & Advisories

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National Weather Service San Francisco Bay Area, CA

National Weather Service San Joaquin Valley, CA

Gale Warning

Small Craft Advisory

Hazardous Seas Warning

Thursday High Temps

Fire Weather Safety

A look at the forecast high temperatures around the region for Thursday, May 21, 2026. Highs in the low to mid 90s across the Valley.

Fire Weather Safety: Avoid outdoor burning, especially with gusty winds into Monday. Properly dispose of cigarettes and matches. Avoid power equipment that creates sparks. Make sure no vehicle parts drag on the ground, including towing chains. Do not park your vehicle over dry grass/vegetation.