705
WWUS85 KBYZ 120546
SPSBYZ
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BILLINGS MT
1146 PM MDT SAT OCT 11 2025
MTZ138-169-171-WYZ198-199-120645-
BIGHORN CANYON MT-SHERIDAN FOOTHILLS WY-SOUTHERN BIG HORN MT-
PRYOR/NORTHERN BIGHORN MOUNTAINS MT-NORTHEAST BIGHORN MOUNTAINS
WY-
1146 PM MDT SAT OCT 11 2025
...A STRONG THUNDERSTORM WILL IMPACT SOUTH CENTRAL BIG HORN AND
NORTHWESTERN SHERIDAN COUNTIES UNTIL 1245 AM MDT...
AT 1146 PM MDT, DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 24
MILES SOUTH OF FORT SMITH, OR 51 MILES WEST OF SHERIDAN, MOVING
NORTHEAST AT 45 MPH.
HAZARD...WIND GUSTS OF 50 TO 55 MPH AND HALF INCH 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...
LODGE GRASS, FORT SMITH, WYOLA, ST. XAVIER, BIGHORN LAKE AND CROW
INDIAN RESERVATION.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MONITOR THE WEATHER SITUATION CLOSELY AND BE ALERT FOR THREATENING
WEATHER CONDITIONS.
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.
MODERATE TO HEAVY RAINFALL IS ALSO OCCURRING WITH THIS STORM AND MAY
LEAD TO LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH
FLOODED ROADWAYS.
LAT...LON 4501 10825 4552 10783 4540 10725 4517 10696
4480 10782 4484 10783 4487 10786 4491 10785
4493 10788 4499 10788 4500 10790
TIME...MOT...LOC 0545Z 232DEG 37KT 4497 10797
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 TO 55 MPH
MATOS
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