Resolved Aug 14, 2025 at 9:00 AM. Kept for reference.
LowWeatherNWS Grand Junction
Air Quality Alert
Mesa County · Started Aug 13, 2025 at 9:10 AM · Updated 2d ago
Mesa Countyarea
Aug 13, 2025, 9:10 AMeffective
Aug 14, 2025, 9:00 AMexpires
NWS Grand Junctionsource
Approximate affected area. Zone-based advisories do not include an exact boundary
Full advisory
The Colorado Department of Public Health and Environment has issued the following...WHAT...Air Quality Health Advisory for Wildfire Smoke.WHERE...Rio Blanco, Garfield, Mesa, Delta, Gunnison, Montrose, Grand, Eagle, Summit, and southern parts of Routt and Jackson Counties. Locations include, but are not limited to Meeker, Glenwood Springs, Grand Junction, Delta, Gunnison, Montrose, Nucla, Granby, Hot Sulphur Springs, Kremmling, Eagle, Vail and Breckenridge.WHEN...900 AM Wednesday August 13 to 900 AM Thursday August 14IMPACTS...Widespread moderate to heavy smoke has been observed across the advisory area Wednesday morning. Additional heavy smoke is possible Wednesday afternoon for areas downwind of the wildfires in Rio Blanco County, possibly impacting along and north of Interstate 70 within the advisory area.HEALTH INFORMATION...If smoke is thick or becomes thick in yourneighborhood you may want to remain indoors. This is especially true for those with heart disease, respiratory illnesses, the very young, and older adults. Consider limiting outdoor activity when moderate to heavy smoke is present. Consider relocating temporarily if smoke is present indoors and is making you ill. If visibility is less than 5 miles in smoke in your neighborhood, smoke has reached levels that are unhealthy.