National Weather Service United States Department of Commerce
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Last Map Update: Mon, May 5, 2025 at 10:12:35 pm PDT

Even though the air is getting warmer, area waterways are still running fast and cold from snowmelt.
Probability of high temperatures greater than 90 degrees across interior NorCal this week. Areas of Minor HeatRisk through Thursday, with Minor HeatRisk and areas of Moderate HeatRisk by Friday and Saturday.
As temperatures warm throughout the month, be sure to take precautions if spending extended time outdoors!

 

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