254  
WWUS85 KBYZ 140355  
SPSBYZ  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE BILLINGS MT  
955 PM MDT WED MAY 13 2026  
 
MTZ029-173-235-140500-  
MUSSELSHELL MT-SOUTHWESTERN YELLOWSTONE MT-NORTHEASTERN  
YELLOWSTONE MT-  
955 PM MDT WED MAY 13 2026  
 
...A LINE OF SHOWERS WILL IMPACT SOUTHEASTERN MUSSELSHELL AND  
YELLOWSTONE COUNTIES UNTIL 11 PM MDT...  
 
AT 955 PM MDT, DOPPLER RADAR WAS TRACKING A LINE OF STRONG OUTFLOW  
WINDS EXTENDING FROM 14 MILES WEST OF ROUNDUP TO 13 MILES NORTHWEST  
OF LAUREL, OR EXTENDING FROM 14 MILES WEST OF ROUNDUP TO 15 MILES  
NORTHEAST OF COLUMBUS, MOVING SOUTHEAST AT 45 MPH.  
 
HAZARD...WIND GUSTS OF 50 TO 60 MPH.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND  
UNSECURED OBJECTS.  
 
LOCATIONS IMPACTED INCLUDE...  
BILLINGS, LAUREL, SHEPHERD, HUNTLEY, LOCKWOOD, BILLINGS HEIGHTS,  
WORDEN, BALLANTINE, BILLINGS WEST END, ACTON, COMANCHE AND POMPEYS  
PILLAR.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MONITOR THE WEATHER SITUATION CLOSELY AND BE ALERT FOR THREATENING  
WEATHER CONDITIONS.  
 

 
 
LAT...LON 4599 10892 4631 10849 4638 10820 4619 10766  
4590 10798 4590 10805 4584 10805 4549 10844  
4570 10891 4578 10890 4596 10890 4596 10892  
TIME...MOT...LOC 0353Z 308DEG 32KT 4637 10882 4635 10845 4578 10901  
 
MAX HAIL SIZE...0.00 IN  
MAX WIND GUST...50 TO 55 MPH  
 

 
 
TESAR  
 
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