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  Storm Center: Weather Alerts: Warnings


 
My Location: San Francisco, CA 
 
Current Time: 06:05:03 AM PDT
Other Alerts  
Weather Alert
    Other Weather Alerts
Type Heat Warning
Issued By
Issuing Time Fri, 08 Aug 2025 00:51:36 PDT
Broadcast Time Fri, 08 Aug 2025 00:51:36 PDT
Valid Until Fri, 08 Aug 2025 16:51:36 PDT
Brief Description Heat Warning
Detailed Description Temperatures reaching 30 degrees Celsius combined with overnight lows near 16 degrees Celsius are expected for more than 5 days. An extended period of very warm to hot weather is expected. Time span: today through to the middle of next week. Maximum daytime temperatures: near 30 degrees Celsius, except cooler along parts of the coast. Minimum overnight temperatures: near 16 degrees Celsius. Locations: northern Avalon Peninsula and northeastern Newfoundland. Remarks: A very warm air mass will settle over the region for the next few days. Little relief is expected at night with elevated overnight temperatures. Current guidance indicates conditions will not begin moderating until the middle of next week. ### Heat warnings are issued when very high temperature or humidity conditions are expected to pose an elevated risk of heat illnesses, such as heat stroke or heat exhaustion. 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 call HealthLine 811 for advice on health risks, symptoms and precautions associated with heat. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to NLstorm@ec.gc.ca or post reports on X using #NLwx.
       
All Alerts
Region Alert
South Dakota Flood Warning (13)
Minnesota Flood Warning (7)
Iowa Flood Warning (17)
Georgia Flood Warning (10)
Arkansas Flood Warning (3)
North Carolina Flood Warning
South Carolina Flood Warning (14)
North Dakota Flood Warning (3)
Illinois,Missouri Flood Warning
Montana Lakeshore Warning or Statement
Oklahoma,Texas Public Severe Weather Alert (28)
Kansas Public Severe Weather Alert (21)
Arkansas,Louisiana,Oklahoma,Texas Public Severe Weather Alert (13)
California Public Severe Weather Alert (49)
Iowa,Illinois,Missouri Public Severe Weather Alert (17)
Minnesota,Wisconsin Public Severe Weather Alert (5)
Nebraska Public Severe Weather Alert (3)
Oregon Public Severe Weather Alert
New Mexico Public Severe Weather Alert (3)
Coastal California-Oregon Public Severe Weather Alert (2)
Coastal Oregon-California Public Severe Weather Alert (2)
Colorado Public Severe Weather Alert (7)
Coastal Oregon-California,Coastal California-Oregon Public Severe Weather Alert
Coastal Oregon-California,Coastal California-Oregon Public Severe Weather Alert
Coastal Oregon-California,Coastal California-Oregon Public Severe Weather Alert
Hawaii Coastal Flood Warning, Watch, or Statement (5)
South Carolina Coastal Flood Warning, Watch, or Statement (9)
Michigan Coastal Flood Warning, Watch, or Statement
North Carolina Coastal Flood Warning, Watch, or Statement (2)
Virginia Coastal Flood Warning, Watch, or Statement (10)
Florida Coastal Flood Warning, Watch, or Statement
Iowa,Missouri Flood Statement
Alaska Special Weather Statement
Minnesota Special Weather Statement
Colorado Air Stagnation Advisory (7)
Ohio Air Stagnation Advisory (2)
California Air Stagnation Advisory (2)
Oklahoma Non Precipitation Warning, Watch, or Statement
Texas Non Precipitation Warning, Watch, or Statement
Arizona Non Precipitation Warning, Watch, or Statement (44)
Oregon Non Precipitation Warning, Watch, or Statement (9)
California Non Precipitation Warning, Watch, or Statement (23)
Coastal California-Oregon Non Precipitation Warning, Watch, or Statement (14)
Colorado Non Precipitation Warning, Watch, or Statement (15)
Minnesota,Wisconsin Non Precipitation Warning, Watch, or Statement (12)
Wyoming Non Precipitation Warning, Watch, or Statement (4)
Coastal Oregon-California,Coastal California-Oregon Non Precipitation Warning, Watch, or Statement
Wyoming Red Flag Warning (23)
Arizona Red Flag Warning (2)
Colorado Red Flag Warning (24)
Oregon Red Flag Warning (2)
Utah Red Flag Warning (13)
Chesapeake Bay,Coastal Atlantic (south to NC) Marine Weather Statement (49)
Hawaii Marine Weather Statement (2)
Florida Marine Weather Statement
North Carolina Marine Weather Statement (7)
Delaware,New Jersey Marine Weather Statement (2)
Maine Marine Weather Statement (3)
Virginia Marine Weather Statement (6)
Maryland Marine Weather Statement (4)
       
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