Air Quality Alert
Issued by NWS Riverton, WY

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AEUS75 KRIW 031652
AQARIW

Air Quality Alert Message
Relayed by National Weather Service Riverton WY
1052 AM MDT Wed Sep 3 2025

WYZ009>011-041700-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-
Including the cities of Buffalo and Kaycee
1052 AM MDT Wed Sep 3 2025

...AIR QUALITY ALERT IN EFFECT UNTIL 11 AM MDT THURSDAY...

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...Northeast Wyoming, including the eastern foothills of the
  Bighorn Mountains and lower elevations of Johnson County.

* WHEN...Until 11 AM Thursday, September 4.

* IMPACTS...Smoke from Western Canadian wildfires continues to be
  observed across much of northeastern Wyoming. The smoke is limiting
  visibilities at times.

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/.

$$