910  
WWUS55 KRIW 110431  
SVSRIW  
 
SEVERE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1031 PM MDT WED SEP 10 2025  
 
WYC013-110445-  
/O.CON.KRIW.SV.W.0104.000000T0000Z-250911T0445Z/  
FREMONT-  
1031 PM MDT WED SEP 10 2025  
 
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM MDT  
FOR SOUTHEASTERN FREMONT COUNTY...  
 
AT 1030 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED OVER ARAPAHOE,  
WHICH IS NEAR RIVERTON, MOVING NORTHEAST AT 40 MPH.  
 
HAZARD...70 MPH WIND GUSTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO MOBILE  
HOMES, ROOFS, AND OUTBUILDINGS.  
 
THIS SEVERE STORM WILL BE NEAR...  
SOUTHWESTERN RIVERTON AROUND 1035 PM MDT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 

 
 
LAT...LON 4279 10855 4292 10876 4311 10856 4293 10827  
TIME...MOT...LOC 0430Z 222DEG 36KT 4300 10850  
 
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...<.75 IN  
WIND THREAT...OBSERVED  
MAX WIND GUST...70 MPH  
 

 
 
DZIEWALTOWSKI  
 
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