Public Safety Alerts

See official public safety alerts, emergency alerts, presidential alerts and weather warnings for every U.S. location.
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Public Safety Alerts

Colorado Unknown Air Quality Alert | Effective 06/18/2026 15:10

Air Quality Alert issued June 18 at 4:10PM MDT by NWS Grand Junction CO

Event: Air Quality Alert

Desc: The Colorado Department of Public Health and Environment has issued the following... WHAT...Air Quality Health Advisory for Ozone. WHERE...Mesa County. Locations include, but are not limited to Grand Junction and Palisade. WHEN...200 PM Thursday June 18 to 1000 PM Thursday June 18 IMPACTS...A weather event known as a...

Areas: Mesa County CO

Severity: Unknown

Urgency: Unknown

Effective: Thursday, June 18, 2026 - 15:10

Expires: Thursday, June 18, 2026 - 21:00

Sender: w-nws.webmaster@noaa.gov

Colorado Unknown Air Quality Alert | Effective 06/18/2026 15:10

Air Quality Alert issued June 18 at 4:10PM MDT by NWS Denver CO

Event: Air Quality Alert

Desc: The Colorado Department of Public Health and Environment has issued the following... WHAT...Ozone Action Day Alert. WHERE...Douglas, Jefferson, Denver, western Arapahoe, western Adams, Broomfield, Boulder, Larimer, and Weld Counties WHEN...400 PM Thursday June 18 to 400 PM Friday June 19 IMPACTS...Ozone Action Day Alert is now...

Areas: Denver County CO, Adams County CO, Broomfield County CO, Arapahoe County CO, Douglas County CO, Boulder County CO, Weld County CO, Larimer County CO, Jefferson County CO

Severity: Unknown

Urgency: Unknown

Effective: Thursday, June 18, 2026 - 15:10

Expires: Friday, June 19, 2026 - 15:00

Sender: w-nws.webmaster@noaa.gov

California Unknown Air Quality Alert | Effective 06/18/2026 14:40

Air Quality Alert issued June 18 at 2:40PM PDT by NWS San Diego CA

Event: Air Quality Alert

Desc: * WHAT...The South Coast AQMD has issued an air quality alert due to harmful levels of particle pollution from windblown dust. Visit https://www.aqmd.gov/alertinfo to check current and forecasted air quality levels. * WHERE...in the Coachella Valley. Levels of particle pollution can vary by time and location depending on...

Areas: Riverside County CA

Severity: Unknown

Urgency: Unknown

Effective: Thursday, June 18, 2026 - 14:40

Expires: Friday, June 19, 2026 - 14:45

Sender: w-nws.webmaster@noaa.gov

Colorado Unknown Air Quality Alert | Effective 06/18/2026 13:10

Air Quality Alert issued June 18 at 2:10PM MDT by NWS Grand Junction CO

Event: Air Quality Alert

Areas: Mesa County CO

Severity: Unknown

Urgency: Unknown

Effective: Thursday, June 18, 2026 - 13:10

Expires: Thursday, June 18, 2026 - 21:00

Sender: w-nws.webmaster@noaa.gov

California Unknown Air Quality Alert | Effective 06/18/2026 12:10

Air Quality Alert issued June 18 at 12:10PM PDT by NWS Los Angeles/Oxnard CA

Event: Air Quality Alert

Desc: * WHAT...The South Coast AQMD has issued an air quality alert due to harmful levels of fine particle pollution. Visit https://www.aqmd.gov/alertinfo to check current and forecasted air quality levels. * WHERE...Boyle Heights and East Los Angeles. Levels of particle pollution can vary by time and location depending on emissions...

Areas: Los Angeles County CA

Severity: Unknown

Urgency: Unknown

Effective: Thursday, June 18, 2026 - 12:10

Expires: Friday, June 19, 2026 - 12:30

Sender: w-nws.webmaster@noaa.gov

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Public Safety Alerts