493  
WWUS85 KBYZ 230715  
SPSBYZ  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE BILLINGS MT  
115 AM MDT THU APR 23 2026  
 
MTZ029>031-057-138-139-169-173-235-230815-  
TREASURE MT-SOUTHEASTERN CARBON MT-SOUTHWESTERN YELLOWSTONE MT-  
SOUTHERN BIG HORN MT-NORTHEASTERN YELLOWSTONE MT-MUSSELSHELL MT-  
NORTHERN BIG HORN MT-BIGHORN CANYON MT-NORTHERN ROSEBUD MT-  
115 AM MDT THU APR 23 2026  
 
...A LINE OF SHOWERS WITH STRONG WIND GUSTS WILL IMPACT EASTERN  
MUSSELSHELL...TREASURE...YELLOWSTONE...CENTRAL CARBON...NORTHWESTERN  
BIG HORN AND NORTHERN ROSEBUD COUNTIES UNTIL 215 AM MDT...  
 
AT 115 AM MDT, DOPPLER RADAR WAS TRACKING A LINE OF SHOWERS EXTENDING  
FROM 25 MILES NORTH OF HYSHAM TO 9 MILES NORTHEAST OF FROMBERG,  
MOVING SOUTHEAST AT 25 MPH.  
 
HAZARD...WIND GUSTS OF 40 TO 55 MPH.  
 
SOURCE...RADAR INDICATED ALONG WITH AUTOMATED WIND REPORTS.  
 
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND  
UNSECURED OBJECTS.  
 
LOCATIONS IMPACTED INCLUDE...  
BILLINGS, HARDIN, HYSHAM, CUSTER, LAUREL, MELSTONE, BALLANTINE,  
WORDEN, CROW AGENCY, HUNTLEY, SHEPHERD, LOCKWOOD, BILLINGS HEIGHTS,  
BILLINGS WEST END, PRYOR, MUSSELSHELL, BIGHORN, POMPEYS PILLAR,  
INGOMAR AND ST. XAVIER.  
 
A GUST OF 58 MPH WAS REPORTED AT THE BILLINGS AIRPORT AS THIS LINE OF  
SHOWERS MOVED THROUGH AROUND 1AM.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MONITOR THE WEATHER SITUATION CLOSELY AND BE ALERT FOR THREATENING  
WEATHER CONDITIONS.  
 
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.  
 
 
 
LAT...LON 4531 10879 4531 10872 4546 10865 4568 10890  
4592 10890 4682 10785 4683 10786 4685 10789  
4685 10615 4558 10737 4521 10832 4522 10834  
4529 10813 4530 10873 4520 10865 4520 10866  
TIME...MOT...LOC 0711Z 315DEG 15KT 4663 10708 4595 10787 4549 10878  
 
MAX HAIL SIZE...0.00 IN  
MAX WIND GUST...50 TO 55 MPH  
 
 
 
CHAMBERS  
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