National Weather Service United States Department of Commerce

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

San Joaquin Valley, CA

Weather Forecast Office

NWS Forecast Office Hanford, CA

Weather.gov > San Joaquin Valley, CA
Click a location below for detailed forecast.

Last Map Update: Fri, Aug 28, 2026 at 2:36:17 am PDT

Friday Thunderstorm Probabilities
Friday Rainfall Outlook
An influx of moisture from Tropical Storm Iselle will bring rain and thunderstorms into the Sierra Nevada and the northern San Joaquin Valley later this week and into the weekend ⛈️! Currently, the best chances of rain are in the foothills and the Sierra Nevada, but there is up to a 10% chance of at least 0.10" of rain in Fresno ☔. Remember that when thunder roars to go indoors!
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Here's the latest rainfall outlook for Friday. A changing weather pattern brough on by remnants of Tropical Storm Iselle will bring cloudy skies, cooler temperatures, and the next regional chances for precipitation.
Read More...

 

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