263  
WWUS85 KBYZ 222120  
SPSBYZ  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE BILLINGS MT  
320 PM MDT WED APR 22 2026  
 
MTZ029>031-057-173-222200-  
NORTHERN ROSEBUD MT-NORTHERN BIG HORN MT-NORTHEASTERN YELLOWSTONE  
MT-TREASURE MT-MUSSELSHELL MT-  
320 PM MDT WED APR 22 2026  
 
...AN AREA OF STRONG THUNDERSTORMS WILL IMPACT SOUTHEASTERN  
MUSSELSHELL...TREASURE...NORTHEASTERN YELLOWSTONE...NORTH CENTRAL BIG  
HORN AND NORTHERN ROSEBUD COUNTIES UNTIL 4 PM MDT...  
 
AT 320 PM MDT, DOPPLER RADAR WAS TRACKING AN AREA OF STRONG  
THUNDERSTORMS EXTENDING FROM 17 MILES NORTHWEST OF CUSTER TO 14 MILES  
SOUTH OF HYSHAM, OR EXTENDING FROM 24 MILES WEST OF HYSHAM TO 14  
MILES SOUTH OF HYSHAM, MOVING NORTHEAST AT 30 MPH.  
 
HAZARD...WIND GUSTS UP TO 50 MPH AND PEA SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND  
UNSECURED OBJECTS. MINOR DAMAGE TO OUTDOOR OBJECTS IS  
POSSIBLE.  
 
LOCATIONS IMPACTED INCLUDE...  
HYSHAM, CUSTER, MELSTONE, BIGHORN AND VANANDA.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MONITOR THE WEATHER SITUATION CLOSELY AND BE ALERT FOR THREATENING  
WEATHER CONDITIONS.  
 

 
 
LAT...LON 4626 10807 4662 10785 4654 10709 4624 10674  
4584 10725 4591 10768 4611 10816  
TIME...MOT...LOC 2119Z 214DEG 26KT 4635 10772 4628 10736 4610 10715  
 
MAX HAIL SIZE...0.25 IN  
MAX WIND GUST...50 MPH  
 

 
 
MATOS  
 
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