452  
WUUS55 KRIW 170132  
SVRRIW  
WYC025-170215-  
/O.NEW.KRIW.SV.W.0027.250617T0132Z-250617T0215Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE RIVERTON WY  
732 PM MDT MON JUN 16 2025  
 
THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
SOUTHEASTERN NATRONA COUNTY IN CENTRAL WYOMING...  
 
* UNTIL 815 PM MDT.  
 
* AT 731 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED 15 MILES NORTHWEST  
OF ALCOVA, WHICH IS 32 MILES WEST OF CASPER, MOVING SOUTHEAST AT 20  
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  
SOUTHEASTERN NATRONA COUNTY, INCLUDING THE FOLLOWING LOCATIONS...  
BESSEMER BEND, ALCOVA DAM, CASPER MOUNTAIN, AND CASPER MOUNTAIN  
COUNTY PARK.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
LARGE HAIL, DAMAGING WIND, AND CONTINUOUS CLOUD TO GROUND LIGHTNING  
ARE OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY. LIGHTNING IS  
ONE OF NATURE'S LEADING KILLERS. REMEMBER, IF YOU CAN HEAR THUNDER,  
YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.  
 
 
 
LAT...LON 4270 10625 4244 10694 4283 10709 4296 10669  
TIME...MOT...LOC 0131Z 331DEG 19KT 4270 10695  
 
TORNADO...POSSIBLE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.50 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 
 
 
DZIEWALTOWSKI  
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