National Weather Service United States Department of Commerce

Widespread Thunderstorms and Showers in the Southeast and Northwest

Widespread showers and thunderstorms may produce isolate instances of flash flooding across the Ozarks and Southeast through Friday. Scattered severe storms and heavy rain is expected across the Northwest U.S.. Gusty winds and low relative humidity will contribute to elevated fire weather over a portion of the northern Plains with a secondary threat in the Great Basin. Read More >

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Last Map Update: Thu, May 28, 2026 at 12:22:28 pm PDT

Temperatures trend near to slightly below normal this week as unsettled weather continues with warmer temperatures returning this weekend into next week.
As an unsettled weather pattern builds into NorCal this week, shower and thunderstorm chances are expected.
As a weather system remains over the region today, isolated thunderstorms will be possible across the mountains and potentially into portions of the Valley this afternoon and evening.
Isolated mountain thunderstorm chances remain possible along the Sierra over the weekend.
With showers and thunderstorms again in the forecast today, be sure to stay prepared and weather aware with these safety tips!

 

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