220  
WUUS55 KBYZ 180256  
SVRBYZ  
MTC065-087-180400-  
/O.NEW.KBYZ.SV.W.0144.250718T0256Z-250718T0400Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE BILLINGS MT  
856 PM MDT THU JUL 17 2025  
 
THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
NORTHEASTERN MUSSELSHELL COUNTY IN CENTRAL MONTANA...  
NORTHERN ROSEBUD COUNTY IN SOUTHEASTERN MONTANA...  
 
* UNTIL 1000 PM MDT.  
 
* AT 856 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED 12 MILES  
NORTHWEST OF MELSTONE, OR 34 MILES NORTHEAST OF ROUNDUP, MOVING  
SOUTHEAST AT 35 MPH.  
 
HAZARD...GOLF BALL SIZE HAIL AND 65 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.  
 
* LOCATIONS IMPACTED INCLUDE...  
MELSTONE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
ANYONE OUTDOORS SHOULD MOVE TO SHELTER INSIDE A WELL-BUILT STRUCTURE  
AND STAY AWAY FROM WINDOWS. THIS STORM IS CAPABLE OF PRODUCING  
DANGEROUS HAIL AND DAMAGING WINDS.  
 
REPORT SEVERE WEATHER TO YOUR NEAREST LAW ENFORCEMENT AGENCY OR THE  
NATIONAL WEATHER SERVICE OFFICE IN BILLINGS MT.  
 

 
 
LAT...LON 4675 10818 4676 10783 4676 10784 4678 10784  
4678 10785 4679 10784 4680 10785 4680 10784  
4682 10785 4685 10789 4685 10775 4668 10727  
4648 10769 4648 10776 4650 10776 4649 10778  
TIME...MOT...LOC 0255Z 299DEG 29KT 4676 10799  
 
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.75 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
MATOS  
 
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