Storm Center: Weather Alerts: Warnings
My Location:
Berlin, MD
Current Time: 01:22:48 PM EDT
Other Weather Alerts
Type
Heat Warning
Issued By
Issuing Time
Tue, 12 Aug 2025 20:47:15 PDT
Broadcast Time
Tue, 12 Aug 2025 20:47:15 PDT
Valid Until
Wed, 13 Aug 2025 12:47:15 PDT
Brief Description
Heat Warning
Detailed Description
Hot weather continues Maximum temperatures between 30 and 34 degrees Celsius, combined with high humidity, generate humidex values close to 40. In addition, nights will be warm, with minimum temperatures of 20 degrees Celsius or higher, providing little relief. Conditions will begin to improve during the day on Wednesday. More seasonal daytime highs and lower humidity are expected on Thursday. ### 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 continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to QCstorm@ec.gc.ca or post reports on X using #QCStorm.
Region
Alert
New York
Severe Thunderstorm Warning
Tennessee,Virginia
Flash Flood Warning (6)
West Virginia
Flash Flood Warning (2)
North Carolina
Flash Flood Warning
Georgia,Tennessee
Flood Warning (9)
Minnesota
Flood Warning (11)
Kansas
Flood Warning (9)
South Carolina
Flood Warning (9)
South Dakota
Flood Warning (2)
Iowa
Flood Warning (5)
North Carolina
Flood Warning (10)
Wisconsin
Flood Warning (13)
Alabama,Tennessee
Flood Warning
Alaska
Flood Warning (11)
Montana
Lakeshore Warning or Statement
Florida,Georgia
Public Severe Weather Alert (3)
Maine,New Hampshire
Public Severe Weather Alert (5)
Arkansas,Louisiana,Mississippi
Public Severe Weather Alert (11)
Oregon
Public Severe Weather Alert (3)
Arizona,California,Nevada
Public Severe Weather Alert (6)
New York,Vermont
Public Severe Weather Alert (2)
South Carolina
Coastal Flood Warning, Watch, or Statement (4)
North Carolina
Coastal Flood Warning, Watch, or Statement (2)
Tennessee
Coastal Flood Warning, Watch, or Statement
Kansas
Coastal Flood Warning, Watch, or Statement
Alaska
Flood Statement
Tennessee
Flood Statement
Alabama,Tennessee
Flood Statement (2)
Georgia
Flood Statement (2)
North Carolina,Tennessee,Virginia
Flood Statement (2)
Illinois,Wisconsin
Flood Statement (2)
Kentucky
Flood Statement (2)
District of Columbia,Maryland,Virginia
Flood Statement
Delaware,New Jersey,Pennsylvania
Flood Statement
North Carolina,Tennessee,Virginia
Special Weather Statement
New York,Pennsylvania
Special Weather Statement (2)
Georgia
Special Weather Statement
Minnesota
Air Stagnation Advisory (4)
Washington
Air Stagnation Advisory (2)
Texas
Air Stagnation Advisory
Connecticut
Air Stagnation Advisory (3)
Maine
Air Stagnation Advisory (2)
Colorado
Air Stagnation Advisory (3)
Montana
Non Precipitation Warning, Watch, or Statement (5)
Idaho
Non Precipitation Warning, Watch, or Statement (2)
Washington
Non Precipitation Warning, Watch, or Statement (3)
Arizona
Non Precipitation Warning, Watch, or Statement (21)
Utah
Non Precipitation Warning, Watch, or Statement (8)
Oregon,Washington
Non Precipitation Warning, Watch, or Statement (8)
Colorado
Non Precipitation Warning, Watch, or Statement (12)
Columbia River Bar,Coastal WA; Coastal CA; Coastal OR
Non Precipitation Warning, Watch, or Statement (10)
California
Non Precipitation Warning, Watch, or Statement (11)
Alaska
Non Precipitation Warning, Watch, or Statement
Wyoming
Non Precipitation Warning, Watch, or Statement
Montana
Red Flag Warning (3)
Idaho
Red Flag Warning (7)
Oregon
Red Flag Warning (12)
Wyoming
Red Flag Warning (14)
Utah
Red Flag Warning (3)
Colorado
Red Flag Warning (4)
Washington
Red Flag Warning (2)
Florida
Marine Weather Statement
California
Marine Weather Statement (7)
Alabama,Florida
Marine Weather Statement (2)
Alaska
River Statement
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