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  Storm Center: Weather Alerts: Warnings


 
My Location: San Francisco, CA 
 
Current Time: 07:03:16 PM PDT
Other Alerts  
Weather Alert
    Other Weather Alerts
Type Heat Warning

Special Weather Statement
Issued By
Issuing Time Fri, 04 Jul 2025 15:14:25 PDT
Broadcast Time Fri, 04 Jul 2025 15:14:25 PDT
Valid Until Sat, 05 Jul 2025 07:14:25 PDT
Brief Description Heat Warning
Detailed Description Humidex values reaching 40 are expected. A heat event is expected Saturday to Sunday. 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: Saturday to Sunday, coming to an end Sunday night. ### 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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