641  
WUUS55 KRIW 170209  
SVRRIW  
WYC025-170245-  
/O.NEW.KRIW.SV.W.0031.250617T0209Z-250617T0245Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE RIVERTON WY  
809 PM MDT MON JUN 16 2025  
 
THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
EAST CENTRAL NATRONA COUNTY IN CENTRAL WYOMING...  
 
* UNTIL 845 PM MDT.  
 
* AT 809 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED OVER HOMA HILLS,  
WHICH IS 9 MILES NORTH OF CASPER, MOVING EAST AT 35 MPH.  
 
HAZARD...PING PONG BALL SIZE HAIL AND 60 MPH WIND GUSTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL  
DAMAGE TO ROOFS, SIDING, WINDOWS, AND VEHICLES. EXPECT  
WIND DAMAGE TO ROOFS, SIDING, AND TREES.  
 
* THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF  
EAST CENTRAL NATRONA COUNTY, INCLUDING THE FOLLOWING LOCATIONS...  
CASPER-NATRONA COUNTY INTERNATIONAL AIRPORT.  
 
THIS INCLUDES INTERSTATE 25 BETWEEN MILE MARKERS 191 AND 204.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 

 
 
LAT...LON 4289 10648 4293 10656 4308 10655 4308 10607  
4288 10607  
TIME...MOT...LOC 0209Z 280DEG 31KT 4297 10632  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.50 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
DZIEWALTOWSKI  
 
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