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  Storm Center: Weather Alerts: Warnings


 
My Location: San Francisco, CA 
 
Current Time: 12:58:34 AM PDT
Other Alerts  
Weather Alert
    Other Weather Alerts
Type Extreme Heat Warning

Non Precipitation Warning, Watch, or Statement
Tue Aug 12 13:43:00 PDT 2025
Tue Aug 12 00:15:00 PDT 2025
Mon Aug 11 00:00:00 PDT 2025
Issued By NWS Flagstaff AZ
Issuing Time Wed, 13 Aug 2025 00:38:00 PDT
Broadcast Time Wed, 13 Aug 2025 00:38:00 PDT
Valid Until Thu, 14 Aug 2025 20:00:00 PDT
Brief Description Extreme Heat Warning
Detailed Description * WHAT. Dangerously hot conditions below 4000 feet, with daytime temperatures ranging from 102 degrees at Havasupai Gardens, to 112 degrees at Phantom Ranch. * WHERE. Lower elevations of the Grand Canyon. * WHEN. Until 8 PM MST Thursday. * IMPACTS. Most individuals will be at risk for heat-related illnesses without effective cooling or adequate hydration, especially with prolonged outdoor exposure.
       
All Alerts
Region Alert
South Dakota Severe Thunderstorm Warning (3)
West Virginia Flash Flood Warning
Georgia,Tennessee Flood Warning (9)
South Dakota Flood Warning (8)
Iowa Flood Warning (6)
Minnesota Flood Warning (13)
Kansas Flood Warning (11)
Alaska Flood Warning (12)
North Carolina Flood Warning (16)
South Carolina Flood Warning (10)
Wisconsin Flood Warning (13)
Arkansas,Louisiana,Mississippi Public Severe Weather Alert (10)
Texas Public Severe Weather Alert
Florida,Georgia Public Severe Weather Alert (3)
South Dakota Public Severe Weather Alert (2)
Nevada Public Severe Weather Alert (5)
North Carolina Coastal Flood Warning, Watch, or Statement (4)
South Carolina Coastal Flood Warning, Watch, or Statement (5)
Louisiana Coastal Flood Warning, Watch, or Statement (2)
Kansas Coastal Flood Warning, Watch, or Statement
Alaska Flood Statement (2)
Illinois,Wisconsin Flood Statement (4)
North Carolina,Virginia Flood Statement
Indiana,Michigan Special Weather Statement
Colorado Air Stagnation Advisory (3)
Washington Air Stagnation Advisory
Idaho Air Stagnation Advisory
California Non Precipitation Warning, Watch, or Statement (2)
Colorado Non Precipitation Warning, Watch, or Statement (16)
Maine Non Precipitation Warning, Watch, or Statement
Arizona Non Precipitation Warning, Watch, or Statement (5)
Utah Non Precipitation Warning, Watch, or Statement (5)
Nevada Red Flag Warning
Colorado Red Flag Warning (5)
Wyoming Red Flag Warning (5)
Utah Red Flag Warning (5)
Montana Red Flag Warning (2)
Idaho Red Flag Warning (2)
Florida Marine Weather Statement
Coastal Oregon-California Marine Weather Statement (6)
Coastal California-Oregon Marine Weather Statement (36)
Alaska River Statement
       
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