855  
WUUS55 KBYZ 220041  
SVRBYZ  
MTC003-220115-  
/O.NEW.KBYZ.SV.W.0085.230922T0041Z-230922T0115Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE BILLINGS MT  
641 PM MDT THU SEP 21 2023  
 
THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
CENTRAL BIG HORN COUNTY IN SOUTH CENTRAL MONTANA...  
 
* UNTIL 715 PM MDT.  
 
* AT 640 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED OVER BUSBY, OR 28  
MILES SOUTHWEST OF COLSTRIP, MOVING NORTHWEST AT 20 MPH.  
 
HAZARD...QUARTER SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...DAMAGE TO VEHICLES IS EXPECTED.  
 
* LOCATIONS IMPACTED INCLUDE...  
BUSBY AND NORTHERN CHEYENNE INDIAN RESERVATION.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 

 
 
LAT...LON 4552 10682 4547 10690 4559 10717 4571 10696  
TIME...MOT...LOC 0040Z 134DEG 16KT 4554 10692  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...<50 MPH  
 

 
 
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