842  
WWUS55 KRIW 310125  
SVSRIW  
 
SEVERE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE RIVERTON WY  
725 PM MDT WED JUL 30 2025  
 
WYC025-310145-  
/O.CON.KRIW.SV.W.0096.000000T0000Z-250731T0145Z/  
NATRONA-  
725 PM MDT WED JUL 30 2025  
 
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM MDT  
FOR SOUTHWESTERN NATRONA COUNTY...  
 
AT 725 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED 11 MILES SOUTH OF  
ERVAY, WHICH IS 27 MILES NORTHEAST OF JEFFREY CITY, MOVING NORTH AT  
25 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO  
ROOFS, SIDING, AND TREES.  
 
THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF  
SOUTHWESTERN NATRONA COUNTY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
CONTINUOUS CLOUD TO GROUND LIGHTNING IS 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.  
 
VERY HEAVY RAINFALL IS OCCURRING WITH THIS STORM, AND MAY LEAD TO  
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.  
 

 
 
LAT...LON 4261 10718 4257 10744 4258 10744 4278 10738  
4284 10736 4280 10721  
TIME...MOT...LOC 0125Z 170DEG 23KT 4269 10736  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
MCDONALD  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WY Page Main Text Page