204  
WUUS55 KRIW 102118  
SVRRIW  
WYC025-102200-  
/O.NEW.KRIW.SV.W.0116.230910T2118Z-230910T2200Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE RIVERTON WY  
318 PM MDT SUN SEP 10 2023  
 
THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
NORTHEASTERN NATRONA COUNTY IN CENTRAL WYOMING...  
 
* UNTIL 400 PM MDT.  
 
* AT 317 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED 12 MILES WEST OF  
TEAPOT ROCK, WHICH IS ALSO 28 MILES NORTHWEST OF CASPER, MOVING  
SOUTHEAST AT 35 MPH.  
 
HAZARD...HALF DOLLAR SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...DAMAGE TO VEHICLES IS EXPECTED.  
 
* LOCATIONS IMPACTED INCLUDE...  
ANTELOPE HILLS, HOMA HILLS AND BAR NUNN.  
 
THIS INCLUDES INTERSTATE 25 BETWEEN MILE MARKERS 195 AND 215.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
VERY HEAVY RAINFALL IS OCCURRING WITH THIS STORM, AND MAY LEAD TO  
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.  
 

 
 
LAT...LON 4290 10645 4323 10666 4332 10652 4305 10607  
4303 10607  
TIME...MOT...LOC 2117Z 318DEG 28KT 4321 10655  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.25 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...<50 MPH  
 

 
 
HENSLEY  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WY Page Main Text Page