954  
WWUS55 KBYZ 280331  
SVSBYZ  
 
SEVERE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE BILLINGS MT  
931 PM MDT SUN APR 27 2025  
 
MTC017-280341-  
/O.CAN.KBYZ.SV.W.0008.000000T0000Z-250428T0400Z/  
CUSTER MT-  
931 PM MDT SUN APR 27 2025  
 
...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTHEASTERN CUSTER  
COUNTY...  
 
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.  
THEREFORE, THE WARNING HAS BEEN CANCELLED. HOWEVER, HEAVY RAIN IS  
STILL POSSIBLE WITH THIS THUNDERSTORM.  
 

 
 
LAT...LON 4578 10467 4588 10452 4609 10433 4610 10425  
4612 10405 4593 10405 4588 10404 4576 10404  
4549 10405 4555 10467  
TIME...MOT...LOC 0251Z 247DEG 20KT 4573 10462  
 

 
 
MTC011-025-280400-  
/O.CON.KBYZ.SV.W.0008.000000T0000Z-250428T0400Z/  
CARTER MT-FALLON MT-  
931 PM MDT SUN APR 27 2025  
 
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 10 PM MDT FOR  
NORTHEASTERN CARTER AND SOUTHEASTERN FALLON COUNTIES...  
 
AT 931 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED NEAR BELLTOWER OR  
18 MILES SOUTHEAST OF EKALAKA, MOVING EAST AT 30 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE  
TO ROOFS, SIDING, AND TREES.  
 
LOCATIONS IMPACTED INCLUDE...  
MILL IRON, BELLTOWER AND WEBSTER.  
 
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 4578 10467 4588 10452 4609 10433 4610 10425  
4612 10405 4593 10405 4588 10404 4576 10404  
4549 10405 4555 10467  
TIME...MOT...LOC 0251Z 283DEG 25KT 4575 10469  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.25 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
MATOS  
 
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