362  
WWUS55 KBYZ 272348  
SVSBYZ  
 
SEVERE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE BILLINGS MT  
548 PM MDT SUN APR 27 2025  
 
MTC003-272358-  
/O.CAN.KBYZ.SV.W.0003.000000T0000Z-250428T0015Z/  
BIG HORN MT-  
548 PM MDT SUN APR 27 2025  
 
...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR EAST CENTRAL BIG  
HORN COUNTY...  
 
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.  
THEREFORE, THE WARNING HAS BEEN CANCELLED.  
 

 
 
LAT...LON 4547 10669 4558 10673 4568 10673 4568 10677  
4571 10678 4599 10614 4560 10587  
TIME...MOT...LOC 2316Z 232DEG 14KT 4549 10671  
 

 
 
MTC017-075-087-280015-  
/O.CON.KBYZ.SV.W.0003.000000T0000Z-250428T0015Z/  
CUSTER MT-POWDER RIVER MT-ROSEBUD MT-  
548 PM MDT SUN APR 27 2025  
 
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM MDT  
FOR SOUTHWESTERN CUSTER, NORTHWESTERN POWDER RIVER AND SOUTHERN  
ROSEBUD COUNTIES...  
 
AT 548 PM MDT, SEVERE THUNDERSTORMS WERE LOCATED 7 MILES SOUTHEAST  
OF LAME DEER AND NEAR BRANDENBERG MOVING NORTHEAST AT 15 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...  
ASHLAND, LAME DEER, BRANDENBERG AND NORTHERN CHEYENNE INDIAN  
RESERVATION.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE AND STAY AWAY FROM  
WINDOWS. THIS STORM IS CAPABLE OF PRODUCING DAMAGING WINDS AND LARGE  
HAIL.  
 
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM AND MAY LEAD  
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED  
ROADWAYS.  
 

 
 
LAT...LON 4547 10669 4558 10673 4568 10673 4568 10677  
4571 10678 4599 10614 4560 10587  
TIME...MOT...LOC 2316Z 232DEG 14KT 4549 10671  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
MATOS  
 
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