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  Storm Center: Weather Alerts: Warnings


 
My Location: San Francisco, CA 
 
Current Time: 04:34:51 PM PDT
Other Alerts  
Weather Alert
    Other Weather Alerts
Type Heat Advisory
Issued By NWS Missoula MT
Issuing Time Fri, 22 Aug 2025 10:27:00 PDT
Broadcast Time Fri, 22 Aug 2025 10:27:00 PDT
Valid Until Wed, 27 Aug 2025 21:00:00 PDT
Brief Description Heat Advisory
Detailed Description * WHAT. Major risk of heat effects expected. Temperatures reaching 100 to 107 in the lower valleys, with nighttime temperatures only dropping into the upper 60s. * WHERE. Lower Hells Canyon/Salmon River Region and Orofino/Grangeville Region. * WHEN. From noon Saturday to 9 PM PDT Wednesday. * IMPACTS. This level of heat affects anyone without effective cooling and/or adequate hydration. Impacts likely in some health systems, heat-sensitive industries and infrastructure.
       
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