113
WWUS85 KBYZ 122320
SPSBYZ
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BILLINGS MT
520 PM MDT WED AUG 12 2026
MTZ042-141-130000-
NORTHERN SWEET GRASS MT-GOLDEN VALLEY MT-
520 PM MDT WED AUG 12 2026
...A STRONG THUNDERSTORM WILL IMPACT SOUTHWESTERN GOLDEN VALLEY AND
NORTHEASTERN SWEET GRASS COUNTIES UNTIL 6 PM MDT...
AT 520 PM MDT, DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 21
MILES NORTHEAST OF BIG TIMBER, MOVING SOUTHEAST AT 20 MPH.
HAZARD...WIND GUSTS UP TO 40 MPH AND PENNY 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...
MAINLY RURAL AREAS OF SOUTHWESTERN GOLDEN VALLEY AND NORTHEASTERN
SWEET GRASS COUNTIES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MONITOR THE WEATHER SITUATION CLOSELY AND BE ALERT FOR THREATENING
WEATHER CONDITIONS.
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.
LAT...LON 4609 10982 4617 10969 4608 10942 4602 10942
4596 10950 4596 10951 4587 10962
TIME...MOT...LOC 2319Z 305DEG 18KT 4610 10973
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH
STETZER
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page