


Air Quality Alert
Issued by NWS Cheyenne, WY
Issued by NWS Cheyenne, WY
Versions:
1
2
701 AEUS75 KCYS 051648 AQACYS Air Quality Alert Message Relayed by National Weather Service Cheyenne WY 1048 AM MDT Fri Sep 5 2025 WYZ104-109-111>113-071900- Ferris/Seminoe/Shirley Mountains-Central Carbon County- Southwest Carbon County-Sierra Madre Range- Upper North Platte River Basin- Including the cities of Seminoe Dam, Rawlins, Baggs, Saratoga, and Encampment 1048 AM MDT Fri Sep 5 2025 ...AIR QUALITY ALERT IN EFFECT UNTIL 1 PM MDT SUNDAY... The following message is transmitted on behalf of the Wyoming Department of Environmental Quality, Air Quality Division and the Wyoming Department of Health. WHAT...Air Quality Alert for Wildfire Smoke. WHERE...Western and northern Carbon County. WHEN...1 PM Friday to 1 PM Sunday IMPACTS...Heavy smoke from Canadian wildfires. HEALTH INFORMATION...The Wyoming Department of Health recommends the elderly, young children, and individuals with respiratory problems avoid excessive physical exertion and minimize outdoor activities during this time. Wildfire smoke is made up of a variety of pollutants, including particulate matter and ozone, which can cause respiratory health effect. Although these people are most susceptible to health impacts, the Department of Health also advises that everyone should avoid prolonged exposure to poor air quality conditions. CURRENT CONDITIONS...The Wyoming Department of Environmental Quality, Air Quality Division offers near real-time air quality data for Wyoming`s monitoring stations and health effects information to help the public interpret current conditions. Current air quality conditions across the state of Wyoming can be found at http://www.wyvisnet.com/ $$