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  Storm Center: Weather Alerts: Warnings


 
My Location: San Francisco, CA 
 
Current Time: 01:12:54 PM PDT
Other Alerts  
Weather Alert
    Other Weather Alerts
Type Extreme Heat Warning

Non Precipitation Warning, Watch, or Statement
Issued By NWS Phoenix AZ
Issuing Time Thu, 31 Jul 2025 12:38:00 PDT
Broadcast Time Thu, 31 Jul 2025 12:38:00 PDT
Valid Until Sat, 02 Aug 2025 20:00:00 PDT
Brief Description Extreme Heat Warning
Detailed Description * WHAT. Dangerously hot conditions. Afternoon temperatures 108 to 114 expected. Major Heat Risk. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. * WHERE. Sonoran Desert National Monument, Aguila Valley, Tonopah Desert, Gila Bend, Cave Creek/New River, Fountain Hills/East Mesa, Superior, Northwest Pinal County, West Pinal County, and Apache Junction/Gold Canyon. * WHEN. From 10 AM Friday to 8 PM MST Saturday. * IMPACTS. Heat related illnesses increase significantly during extreme heat events.
       
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Region Alert
Maryland,West Virginia Severe Thunderstorm Warning (7)
Idaho Severe Thunderstorm Warning (3)
Alabama Severe Thunderstorm Warning (4)
Arkansas,Louisiana Severe Thunderstorm Warning
North Carolina Severe Thunderstorm Warning
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Pennsylvania Flash Flood Warning (8)
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District of Columbia,Maryland,Virginia Flash Flood Warning
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New York Harbor,Coastal New Jersey-New York Severe Local Storm Watch or Watch Cancellation
Chesapeake Bay,Tidal Potomac (Maryland),Coastal Atlantic (south to NC) Severe Local Storm Watch or Watch Cancellation (2)
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Chesapeake Bay,Coastal Atlantic (south to NC) Special Marine Warning
Idaho,Oregon Flash Flood Watch (3)
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Arizona Coastal Flood Warning, Watch, or Statement
Arkansas Coastal Flood Warning, Watch, or Statement
New York Coastal Flood Warning, Watch, or Statement (3)
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Tennessee Coastal Flood Warning, Watch, or Statement
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Iowa Air Stagnation Advisory
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Lake Michigan - Wisconsin Marine Weather Statement
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Lake Erie Marine Weather Statement
Lake Erie Marine Weather Statement
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Maine Marine Weather Statement
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Lake Erie Marine Weather Statement
Lake Erie Marine Weather Statement
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Lake Erie Marine Weather Statement
Lake Erie Marine Weather Statement
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Lake Erie Marine Weather Statement
Lake Ontario Marine Weather Statement
Lake Erie Marine Weather Statement
Lake Ontario Marine Weather Statement
Lake Ontario Marine Weather Statement
Lake Erie Marine Weather Statement
Lake Erie Marine Weather Statement
Lake Erie Marine Weather Statement
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Lake Erie Marine Weather Statement
Lake Erie Marine Weather Statement
Lake Erie Marine Weather Statement
Lake Erie Marine Weather Statement
Lake Erie Marine Weather Statement
Lake Erie Marine Weather Statement
Lake Erie Marine Weather Statement
       
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