295  
WUUS55 KBYZ 160303  
SVRBYZ  
MTC065-087-103-111-160400-  
/O.NEW.KBYZ.SV.W.0082.250616T0303Z-250616T0400Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE BILLINGS MT  
903 PM MDT SUN JUN 15 2025  
 
THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
EASTERN MUSSELSHELL COUNTY IN CENTRAL MONTANA...  
NORTHEASTERN YELLOWSTONE COUNTY IN SOUTH CENTRAL MONTANA...  
NORTHERN ROSEBUD COUNTY IN SOUTHEASTERN MONTANA...  
NORTHERN TREASURE COUNTY IN SOUTHEASTERN MONTANA...  
 
* UNTIL 1000 PM MDT.  
 
* AT 903 PM MDT, SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE FROM  
11 MILES NORTH OF MELSTONE TO 15 MILES WEST OF CUSTER, OR ALONG A  
LINE FROM 37 MILES NORTHEAST OF ROUNDUP TO 30 MILES WEST OF  
HYSHAM, MOVING EAST AT 40 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.  
 
* LOCATIONS IMPACTED INCLUDE...  
HYSHAM, CUSTER, MELSTONE, MUSSELSHELL, INGOMAR AND BIGHORN.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE AND STAY AWAY FROM  
WINDOWS. THESE STORMS ARE CAPABLE OF PRODUCING DAMAGING WINDS AND  
LARGE HAIL.  
 
WIND DAMAGE WITH THESE STORMS WILL OCCUR BEFORE ANY RAIN OR  
LIGHTNING. DO NOT WAIT FOR THE SOUND OF THUNDER BEFORE TAKING COVER.  
SEEK SHELTER IMMEDIATELY INSIDE A STURDY STRUCTURE AND STAY AWAY  
FROM WINDOWS.  
 
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS AND MAY LEAD  
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED  
ROADWAYS.  
 

 
 
LAT...LON 4623 10819 4675 10815 4676 10783 4678 10785  
4679 10784 4680 10785 4680 10784 4685 10789  
4686 10721 4650 10703 4606 10728  
TIME...MOT...LOC 0303Z 266DEG 33KT 4676 10790 4648 10773 4620 10785  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
MATOS  
 
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