


Air Quality Alert
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
Versions:
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356 AEUS75 KRIW 151854 AQARIW Air Quality Alert Message Relayed by National Weather Service Riverton WY 1254 PM MDT Fri Aug 15 2025 WYZ003>006-008-161900- Cody Foothills-North Bighorn Basin-Southwest Bighorn Basin- Southeast Bighorn Basin-Bighorn Mountains West- Including the cities of Clark, Cody, Meeteetse, Basin, Greybull, Lovell, Powell, Shell, Thermopolis, Ten Sleep, and Worland 1254 PM MDT Fri Aug 15 2025 ...AIR QUALITY ALERT IN EFFECT UNTIL 1 PM MDT SATURDAY... 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...Bighorn Basin and Western Bighorn Mountains. * WHEN...Through 1 PM Saturday August 16. * IMPACTS...Smoke from various wildfires across the Bighorn Basin will continue to spread across the region today and overnight tonight. HEALTH INFORMATION...The Wyoming Department of Health recommends that 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 effects. 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/. $$