Resolved Aug 8, 2026 at 9:00 AM. Kept for reference.
LowWeatherNWS Grand Junction CO
Air Quality Alert
Mesa County · Started Aug 7, 2026 at 5:10 PM
Mesa Countyarea
Aug 7, 2026, 5:10 PMeffective
Aug 8, 2026, 9:00 AMexpires
NWS Grand Junction COsource
Warned area as issued by the National Weather Service
Full advisory
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...400 PM Friday August 07 to 1000 PM Friday August 07IMPACTS...Ozone concentrations in the Unhealthy for Sensitive Groups category are likely within the advisory area Friday afternoon and evening.HEALTH INFORMATION...Public Health Recommendations: Increasing likelihood of respiratory symptoms and breathing discomfort in active children and adults and people with lung disease, such as asthma. Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy outdoor exertion.