147  
WWUS85 KBYZ 230833  
SPSBYZ  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE BILLINGS MT  
233 AM MDT WED SEP 23 2026  
 
MTZ034-235-230930-  
NORTHERN STILLWATER MT-SOUTHWESTERN YELLOWSTONE MT-  
233 AM MDT WED SEP 23 2026  
 
...A LINE OF SHOWERS AND THUNDERSTORMS WILL IMPACT SOUTHWESTERN  
YELLOWSTONE AND NORTHEASTERN STILLWATER COUNTIES UNTIL 330 AM MDT...  
 
AT 233 AM MDT, DOPPLER RADAR WAS TRACKING A LINE OF SHOWERS AND  
THUNDERSTORMS EXTENDING FROM 11 MILES NORTHEAST OF COLUMBUS TO 21  
MILES SOUTH OF HUNTLEY, OR EXTENDING FROM 11 MILES NORTHEAST OF  
COLUMBUS TO 21 MILES SOUTHEAST OF BILLINGS, MOVING NORTH AT 20 MPH.  
 
HAZARD...WIND GUSTS UP TO 30 MPH AND PEA SIZE HAIL, ALONG WITH BRIEF  
MODERATE TO HEAVY RAIN.  
 
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...  
BILLINGS, LAUREL, BILLINGS WEST END, BILLINGS HEIGHTS, LOCKWOOD,  
SHEPHERD, HUNTLEY, WORDEN, BALLANTINE, BROADVIEW, ACTON, COMANCHE,  
MOLT, PARK CITY AND HALFBREED LAKE WILDLIFE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MONITOR THE WEATHER SITUATION CLOSELY AND BE ALERT FOR THREATENING  
WEATHER CONDITIONS.  
 

 
 
LAT...LON 4607 10831 4590 10805 4558 10807 4552 10810  
4560 10879 4564 10878 4561 10887 4565 10921  
4611 10911  
TIME...MOT...LOC 0831Z 196DEG 17KT 4573 10906 4561 10817  
 
MAX HAIL SIZE...0.25 IN  
MAX WIND GUST...30 MPH  
 

 
 
JKL  
 
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