About the Air Quality Index (AQI) Today's Air Quality Summary (detailed)

Air Quality Advisories Denver: No Advisories in Effect No Indoor Burning Restrictions - Adequate winds and atmospheric mixing will result in Moderate visibility for Wednesday. (click for more...) Other Areas: Blowing Dust Advisory Issued for southeastern Colorado Issued by the Colorado Department of Public Health and Environment. Issued at 8:00 AM Tuesday, March 11, 2014. Affected Areas: southeastern Colorado, including Lincoln, Kit Carson, Cheyenne, Pueblo, Crowley, Kiowa, Otero, Bent, Prowers, Las Animas, Baca and eastern portions of Elbert and El Paso counties. Cities include, but are not limited to Limon, Hugo, Burlington, Cheyenne Wells, Pueblo, Ordway, Eads, La Junta, Las Animas, Lamar, Trinidad, Kim and Springfield. Advisory in Effect: 10:00 AM Tuesday 03/11/14 to 8:00 PM Tuesday 03/11/14. Public Health Recommendations: If significant blowing dust is present and reducing visibility to less than 10 miles across a wide area, People with heart or lung disease, older adults, and children in the affected area should reduce prolonged or heavy indoor and outdoor exertion. (click for more...)

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Current - Air Quality Summary

Denver's current visibility: Ft. Collins' current visibility: (VSI is calculated between 12PM and 4PM local time)

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Forecast - Air Quality Summary

Tuesday Ozone Fine Particulates Carbon Monoxide Nitrogen Dioxide    Denver - Boulder     Colorado Springs     Ft. Collins     Greeley     Grand Junction     Colorado River Valley     Four Corners Area  Wednesday Ozone Fine Particulates Carbon Monoxide Nitrogen Dioxide    Denver - Boulder     Colorado Springs     Ft. Collins     Greeley     Grand Junction     Colorado River Valley     Four Corners Area  Denver's expected visibility (Tuesday): Denver's expected visibility (Wednesday):