Data source: National Weather Service (NWS) Last verified: July 17, 2026

Air Quality

Air Quality Alert (ADVISORY) - expires July 18, 2026 at 12:00 AM EDT

Areas affected: District of Columbia

Air Quality Alert issued July 16 at 5:10PM EDT by NWS Baltimore MD/Washington DC

The Metropolitan Washington Council of Governments and District Department of Environment has issued a Code RED Air Quality Alert Friday for the District of Columbia.

A Code Red Air Quality Alert means that air pollution concentrations within the region are unhealthy for the general population. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors.

For more information on ground-level ozone and fine particles visit the web site https://www.mwcog.org/environment/air/forecast/

Source: NWS Baltimore MD/Washington DC

Air Quality Alert (ADVISORY) - expires July 18, 2026 at 12:00 AM EDT

Areas affected: District of Columbia

Air Quality Alert issued July 16 at 4:40PM EDT by NWS Baltimore MD/Washington DC

The Metropolitan Washington Council of Governments and District Department of Environment has issued a Code RED Air Quality Alert Friday for the District of Columbia.

A Code Red Air Quality Alert means that air pollution concentrations within the region are unhealthy for the general population. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors.

For more information on ground-level ozone and fine particles visit the web site https://www.mwcog.org/environment/air/forecast/

Source: NWS Baltimore MD/Washington DC

Source

Alert data provided by the National Weather Service (NWS). This page shows active alerts only and is refreshed daily. For real-time updates, visit weather.gov.