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  Storm Center: Weather Alerts: Warnings


 
My Location: San Francisco, CA 
 
Current Time: 10:20:13 PM PDT
Other Alerts  
Weather Alert
    Other Weather Alerts
Type Heat Warning

Special Weather Statement
Issued By
Issuing Time Thu, 07 Aug 2025 18:45:05 PDT
Broadcast Time Thu, 07 Aug 2025 18:45:05 PDT
Valid Until Fri, 08 Aug 2025 10:45:05 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: Friday 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 couple of 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
North Dakota Tornado Warning
North Dakota Severe Thunderstorm Warning (6)
South Dakota Flood Warning (13)
North Carolina Flood Warning
Minnesota Flood Warning (7)
South Carolina Flood Warning (14)
Georgia Flood Warning (12)
Iowa Flood Warning (24)
Arkansas Flood Warning (5)
North Dakota Flood Warning (3)
Illinois,Missouri Flood Warning (4)
Minnesota,North Dakota Severe Local Storm Watch or Watch Cancellation (5)
Oklahoma,Texas Public Severe Weather Alert (24)
Minnesota Public Severe Weather Alert
Kansas,Missouri Public Severe Weather Alert (15)
Coastal California-Oregon Public Severe Weather Alert (60)
Coastal Oregon-California Public Severe Weather Alert
New Mexico Public Severe Weather Alert (2)
Iowa,South Dakota Public Severe Weather Alert (10)
Nebraska Public Severe Weather Alert (2)
Colorado Public Severe Weather Alert (5)
Arkansas Public Severe Weather Alert (12)
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
Virginia Coastal Flood Warning, Watch, or Statement (16)
Maryland Coastal Flood Warning, Watch, or Statement (6)
South Carolina Coastal Flood Warning, Watch, or Statement (8)
Hawaii Coastal Flood Warning, Watch, or Statement (3)
Montana Coastal Flood Warning, Watch, or Statement (2)
Tennessee Coastal Flood Warning, Watch, or Statement
Florida Coastal Flood Warning, Watch, or Statement
Georgia Coastal Flood Warning, Watch, or Statement
Iowa,Missouri Flood Statement
Alaska Special Weather Statement
South Dakota Special Weather Statement
Colorado Air Stagnation Advisory (7)
Ohio Air Stagnation Advisory (2)
California Air Stagnation Advisory (2)
Arizona Non Precipitation Warning, Watch, or Statement (49)
Oregon Non Precipitation Warning, Watch, or Statement (5)
California Non Precipitation Warning, Watch, or Statement (24)
Coastal California-Oregon Non Precipitation Warning, Watch, or Statement (11)
Colorado Non Precipitation Warning, Watch, or Statement (15)
Minnesota,Wisconsin Non Precipitation Warning, Watch, or Statement (12)
Oklahoma Non Precipitation Warning, Watch, or Statement
Wyoming Non Precipitation Warning, Watch, or Statement (4)
Coastal Oregon-California,Coastal California-Oregon Non Precipitation Warning, Watch, or Statement
Arizona Red Flag Warning
Oregon Red Flag Warning
Colorado,Utah Red Flag Warning (29)
Wyoming Red Flag Warning (29)
Florida Marine Weather Statement
Maine Marine Weather Statement
Delaware,New Jersey Marine Weather Statement
Coastal Oregon-California Marine Weather Statement
Coastal Oregon Marine Weather Statement
North Carolina,Virginia Marine Weather Statement (2)
Maryland Marine Weather Statement
Currituck Sound Marine Weather Statement (11)
Coastal Virginia,Coastal North Carolina Marine Weather Statement (20)
Coastal Delaware-Maryland-Virginia,Coastal Virginia Marine Weather Statement
Hawaii Marine Weather Statement
Pamlico Sound - North Carolina Marine Weather Statement (5)
Lake Superior Marine Weather Statement
       
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