Storm Center: Weather Alerts: Warnings
My Location:
Boston, MA
Current Time: 04:57:20 AM EDT
Other Weather Alerts
Type
Air Quality Alert
Air Stagnation Advisory
Mon Jul 07 15:58:00 PDT 2025
Wed Jul 09 08:20:00 PDT 2025
Wed Jul 09 15:30:00 PDT 2025
Issued By
NWS Los Angeles/Oxnard CA
Issuing Time
Mon, 07 Jul 2025 14:31:00 PDT
Broadcast Time
Mon, 07 Jul 2025 14:31:00 PDT
Valid Until
Thu, 10 Jul 2025 20:15:00 PDT
Brief Description
Air Quality Alert
Detailed Description
* WHAT. The South Coast AQMD has issued an air quality alert due to harmful levels of ozone pollution. * WHERE. in the . Levels of ozone pollution can vary by time and location depending on emissions and air pollution transport. * WHEN. Monday 2:30 PM until Thursday 8:00 PM. The highest ozone levels typically occur in the afternoon and early-evening hours. * IMPACTS. Ozone air pollution can cause serious health problems, including trouble breathing, asthma attacks, and lung damage. Everyone can be affected, but sensitive groups such as people with lung disease, older adults, people who are pregnant, children, and those who spend a lot of time outdoors are at greater risk.
Region
Alert
Nebraska
Severe Thunderstorm Warning (5)
Iowa
Severe Thunderstorm Warning (3)
South Dakota
Flood Warning (5)
Virginia
Flood Warning
Texas
Flood Warning (16)
North Carolina
Flood Warning (15)
Minnesota
Flood Warning (9)
Arkansas
Flood Warning (14)
Pennsylvania
Flood Warning (4)
Delaware
Flood Warning (4)
Maryland
Flood Warning (2)
Montana
Lakeshore Warning or Statement (2)
California
Public Severe Weather Alert (34)
New Mexico
Public Severe Weather Alert (4)
Louisiana,Mississippi
Coastal Flood Warning, Watch, or Statement (5)
Alaska
Coastal Flood Warning, Watch, or Statement (3)
Arkansas
Coastal Flood Warning, Watch, or Statement (4)
North Carolina
Flood Statement (5)
Maryland,Virginia
Flood Statement (2)
Connecticut,Massachusetts,Rhode Island
Flood Statement
Alaska
Special Weather Statement
Wyoming
Special Weather Statement
Ohio,Pennsylvania,West Virginia
Special Weather Statement (2)
Indiana,Kentucky,Ohio
Special Weather Statement (2)
California
Air Stagnation Advisory (5)
California
Non Precipitation Warning, Watch, or Statement (26)
Arizona
Non Precipitation Warning, Watch, or Statement (40)
Coastal California
Non Precipitation Warning, Watch, or Statement (13)
Columbia River Bar,Coastal WA; Coastal CA; Coastal OR
Non Precipitation Warning, Watch, or Statement (3)
Illinois
Non Precipitation Warning, Watch, or Statement (2)
Tennessee
Non Precipitation Warning, Watch, or Statement
Alabama,Tennessee
Non Precipitation Warning, Watch, or Statement
Colorado
Non Precipitation Warning, Watch, or Statement (7)
Colorado
Red Flag Warning (9)
Montana
Red Flag Warning (2)
Coastal Oregon-California,Coastal California-Oregon
Marine Weather Statement (41)
Federated States of Micronesia
Marine Weather Statement (3)
Chesapeake Bay,Tidal Potomac,Coastal Atlantic (south to NC)
Marine Weather Statement (2)
Indiana
Marine Weather Statement (3)
Florida
Marine Weather Statement
Illinois,Indiana
Marine Weather Statement (3)
Texas
River Statement
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