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  Storm Center: Weather Alerts: Warnings


 
My Location: San Francisco, CA 
 
Current Time: 10:20:14 AM PDT
Other Alerts  
Weather Alert
    Other Weather Alerts
Type Heat Warning

Special Weather Statement
Issued By
Issuing Time Sat, 05 Jul 2025 18:45:20 PDT
Broadcast Time Sat, 05 Jul 2025 18:45:20 PDT
Valid Until Sun, 06 Jul 2025 10:43:21 PDT
Brief Description Heat Warning
Detailed Description Humidex values reaching 40 are expected for the next 2 days. A heat event continues this weekend. What: Daytime highs of 31 to 33 degrees Celsius and a humidex of 40. Overnight lows of 21 to 25 degrees Celsius, providing little relief from the heat. When: Continuing to Sunday, coming to an end Sunday night. Additional information: Hot and humid air can also bring deteriorating air quality and result in the Air Quality Health Index approaching the high risk category. ### For more information: https://www.canada.ca/en/health-canada/services/climate-change-health/extreme-heat/how-protect-yourself.html https://www.canada.ca/en/health-canada/services/climate-change-health/extreme-heat/who-is-at-risk.html Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.
       
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Region Alert
North Carolina Tornado Warning (2)
Texas Flash Flood Warning (4)
North Carolina Flash Flood Warning
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Illinois,Missouri Special Weather Statement
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Coastal Oregon-California,Coastal California-Oregon Non Precipitation Warning, Watch, or Statement
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Coastal Oregon Marine Weather Statement
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Minnesota,Wisconsin Marine Weather Statement (3)
Michigan Marine Weather Statement (15)
Lake Michigan - Wisconsin,Lake Michigan - Illinois Marine Weather Statement (6)
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Lake Michigan - Illinois Marine Weather Statement
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Lake Superior - Wisconsin,Lake Superior - Minnesota,Lake Superior; St. Marys River Marine Weather Statement (25)
Buffalo Harbor and the Upper Niagara River Marine Weather Statement (2)
St. Lawrence River Marine Weather Statement (2)
       
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