688  
AEUS75 KRIW 051634  
AQARIW  
 
AIR QUALITY ALERT MESSAGE  
RELAYED BY NATIONAL WEATHER SERVICE RIVERTON WY  
1034 AM MDT TUE SEP 5 2023  
 
WYZ003>006-008>011-020-061900-  
CODY FOOTHILLS-NORTH BIG HORN BASIN-SOUTHWEST BIG HORN BASIN-  
SOUTHEAST BIG HORN BASIN-BIGHORN MOUNTAINS WEST-  
BIGHORN MOUNTAINS SOUTHEAST-NORTHEAST JOHNSON COUNTY-  
SOUTHEAST JOHNSON COUNTY-NATRONA COUNTY LOWER ELEVATIONS-  
INCLUDING THE CITIES OF CLARK, CODY, MEETEETSE, BASIN, GREYBULL,  
LOVELL, POWELL, SHELL, THERMOPOLIS, TEN SLEEP, WORLAND, BUFFALO,  
KAYCEE, AND CASPER  
1034 AM MDT TUE SEP 5 2023  
   
..AIR QUALITY ALERT IN EFFECT UNTIL 1 PM MDT WEDNESDAY
 
 
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...PORTIONS OF NORTHERN AND CENTRAL WYOMING. THIS INCLUDES THE  
BIGHORN BASIN, BIGHORN MOUNTAINS, JOHNSON COUNTY, AND LOWER  
ELEVATIONS OF NATRONA COUNTY.  
 
* WHEN...UNTIL 1 PM WEDNESDAY.  
 
* IMPACTS...SMOKE FROM WILDFIRES PRIMARILY IN CANADA HAS FILTERED  
INTO PORTIONS OF WYOMING. EXPECT SMOKY SKIES AND REDUCED  
VISIBILITY 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/.  
 

 
 
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