San Francisco, CA Storm Center: Alert Detail

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Storm Center: Weather Alerts: Warnings

My Location: San Francisco, CA

Current Time: 05:49:42 PM PDT


	Other Alerts

Weather Alert

		Other Weather Alerts
Type	Air Quality Alert	Air Stagnation Advisory Thu Jul 31 12:54:00 PDT 2025 Thu Jul 31 13:13:00 PDT 2025
Issued By	NWS Chicago IL
Issuing Time	Thu, 31 Jul 2025 22:03:00 PDT
Broadcast Time	Thu, 31 Jul 2025 22:03:00 PDT
Valid Until	Fri, 01 Aug 2025 22:00:00 PDT
Brief Description	Air Quality Alert
Detailed Description	The Illinois Environmental Protection Agency has issued an Air Pollution Action Day for Friday August 1st for all of Illinois due to wildfire smoke. An Illinois "Air Pollution Action Day" is declared when weather conditions are such that widespread ozone and or particulate levels are expected to be at or above the Unhealthy for Sensitive Groups (USG) category of the Air Quality Index for all or almost all of Illinois. USG - Active children and adults, especially people with pulmonary or respiratory disease such as asthma, should limit prolonged outdoor activity. Unhealthy - Everyone should reduce prolonged activities or heavy exertion outdoors. Area residents are urged to reduce pollution levels. Air quality forecasts, AQI cautionary statements, current air quality, and tips on how you can reduce your emissions can be found at www.airnow.gov. Media contact. Illinois EPA.

All Alerts

Region	Alert
Georgia,South Carolina	Severe Thunderstorm Warning
Texas	Severe Thunderstorm Warning
Colorado	Severe Thunderstorm Warning (4)
New Mexico	Severe Thunderstorm Warning (2)
Wyoming	Severe Thunderstorm Warning (3)
California	Severe Thunderstorm Warning (3)
South Dakota	Severe Thunderstorm Warning (2)
New Mexico	Flash Flood Warning (2)
Texas	Flash Flood Warning (5)
North Carolina	Flash Flood Warning
South Carolina	Flash Flood Warning
Virginia	Flash Flood Warning
Alabama	Flash Flood Warning
South Dakota	Flood Warning (3)
Arkansas	Flood Warning (7)
Iowa	Flood Warning (64)
Minnesota	Flood Warning (2)
Illinois,Missouri	Flood Warning (6)
Indiana	Flood Warning
Nebraska,Wyoming	Severe Local Storm Watch or Watch Cancellation (2)
Colorado	Severe Local Storm Watch or Watch Cancellation
South Dakota	Severe Local Storm Watch or Watch Cancellation (3)
Coastal South Carolina,Southeast Coast (Atlantic) from NC south; Puerto Rican Waters; Caribbean Sea; Southwest North Atlantic	Special Marine Warning
Washington	Flash Flood Watch (2)
Idaho,Washington	Flash Flood Watch
Louisiana,Mississippi	Public Severe Weather Alert (4)
Montana	Coastal Flood Warning, Watch, or Statement (5)
Alabama	Coastal Flood Warning, Watch, or Statement (3)
New Mexico	Coastal Flood Warning, Watch, or Statement (6)
Washington	Coastal Flood Warning, Watch, or Statement
North Carolina	Coastal Flood Warning, Watch, or Statement (9)
South Carolina	Coastal Flood Warning, Watch, or Statement (2)
Florida	Coastal Flood Warning, Watch, or Statement
Wyoming	Coastal Flood Warning, Watch, or Statement
Tennessee	Coastal Flood Warning, Watch, or Statement
Texas	Coastal Flood Warning, Watch, or Statement (2)
Colorado	Coastal Flood Warning, Watch, or Statement
Nebraska,Wyoming	Coastal Flood Warning, Watch, or Statement
California	Coastal Flood Warning, Watch, or Statement
Idaho	Coastal Flood Warning, Watch, or Statement
Iowa	Flood Statement (32)
Montana	Flood Statement (6)
New Mexico	Flood Statement (4)
Oregon,Washington	Flood Statement
Idaho,Washington	Flood Statement
South Dakota	Flood Statement (2)
North Carolina	Flood Statement (3)
Alaska	Flood Statement
Alaska	Special Weather Statement
Montana	Special Weather Statement (5)
Texas	Special Weather Statement
Washington	Special Weather Statement
Oregon	Special Weather Statement
South Carolina	Special Weather Statement (2)
Wyoming	Special Weather Statement (2)
Colorado	Special Weather Statement
Oklahoma	Special Weather Statement (2)
California	Special Weather Statement (2)
North Carolina	Special Weather Statement
South Dakota	Special Weather Statement
Minnesota	Air Stagnation Advisory (16)
Indiana	Air Stagnation Advisory (6)
Michigan	Air Stagnation Advisory (7)
Missouri	Air Stagnation Advisory
Illinois	Air Stagnation Advisory (9)
Iowa	Air Stagnation Advisory (3)
Kansas,Missouri	Air Stagnation Advisory (2)
Wisconsin	Air Stagnation Advisory (5)
Nebraska	Air Stagnation Advisory (4)
Texas	Air Stagnation Advisory
Arizona	Non Precipitation Warning, Watch, or Statement (28)
Hawaii	Non Precipitation Warning, Watch, or Statement (4)
Pamlico Sound - North Carolina	Non Precipitation Warning, Watch, or Statement (2)
Coastal North Carolina	Non Precipitation Warning, Watch, or Statement
Coastal North Carolina	Non Precipitation Warning, Watch, or Statement
Utah	Non Precipitation Warning, Watch, or Statement (3)
Colorado,Utah	Non Precipitation Warning, Watch, or Statement (2)
Coastal North Carolina	Non Precipitation Warning, Watch, or Statement
Coastal North Carolina	Non Precipitation Warning, Watch, or Statement
Idaho	Red Flag Warning
Colorado,Utah	Red Flag Warning (12)
Hawaii	Red Flag Warning (4)
New York	Marine Weather Statement (3)
Hawaii	Marine Weather Statement (4)
Maine	Marine Weather Statement (2)
Coastal Massachusetts-Rhode Island	Marine Weather Statement (4)
Delaware	Marine Weather Statement (2)
New Jersey	Marine Weather Statement (4)
North Carolina	Marine Weather Statement (2)
Maryland,North Carolina,Virginia	Marine Weather Statement
Lake Pontchartrain/Lake Maurepas (Alabama/Mississippi)	Marine Weather Statement
Ohio	Marine Weather Statement (6)
Lake Erie	Marine Weather Statement
Lake Erie	Marine Weather Statement
Lake Erie	Marine Weather Statement
Lake Erie	Marine Weather Statement
Lake Erie	Marine Weather Statement
Lake Erie	Marine Weather Statement
Montana	River Statement

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