553  
NWUS55 KRIW 110531  
LSRRIW  
 
PRELIMINARY LOCAL STORM REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1131 PM MDT MON AUG 10 2026  
   
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON  
   
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.  
 
..REMARKS..  
 
0338 PM TSTM WND GST 6 NW MILLS 42.90N 106.47W  
08/10/2026 M78 MPH NATRONA WY ASOS  
 
ASOS STATION KCPR CASPER AIRPORT (ASOS).  
 
 
 
 
 
TL  
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