775
WWUS45 KTFX 120834
WSWTFX
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
234 AM MDT MON OCT 12 2026
MTZ319>322-324>326-120945-
/O.CAN.KTFX.WS.W.0008.000000T0000Z-261012T1200Z/
HELENA VALLEY-BIG BELT, BRIDGER AND CASTLE MOUNTAINS-MEAGHER
COUNTY VALLEYS-ELKHORN AND BOULDER MOUNTAINS-MISSOURI HEADWATERS-
MADISON RIVER VALLEY-GALLATIN VALLEY-
INCLUDING THE CITIES OF MAUDLOW, CAMERON, HELENA, BOZEMAN PASS, DEEP
CREEK PASS, HARRISON, BATTLE RIDGE PASS, RINGLING, TRIDENT, BOULDER,
MONTANA CITY, HOMESTAKE PASS, WICKES, MCALLISTER, MARTINSDALE,
CHECKERBOARD, ELK PARK PASS, PONY, JEFFERS, ENNIS, CORBIN, BOZEMAN,
CLANCY, WHITE SULPHUR SPRINGS, GALLATIN GATEWAY, THREE FORKS,
WHITEHALL, WILLOW CREEK, AND NORRIS
234 AM MDT MON OCT 12 2026
..WINTER STORM WARNING IS CANCELLED
THE THREAT FOR IMPACTFUL SNOW HAS ENDED. LINGERING LIGHT SNOW WILL
REMAIN POSSIBLE THROUGH THE MORNING.
MTZ323-327>330-120945-
/O.CAN.KTFX.WW.Y.0027.000000T0000Z-261012T1200Z/
CANYON FERRY AREA-NORTHWEST BEAVERHEAD COUNTY-BEAVERHEAD AND
WESTERN MADISON BELOW 6000FT-RUBY MOUNTAINS AND SOUTHERN
BEAVERHEAD MOUNTAINS-GALLATIN AND MADISON COUNTY MOUNTAINS AND
CENTENNIAL MOUNTAINS-
INCLUDING THE CITIES OF CHIEF JOSEPH PASS, WATERLOO, DEWEY, TOWNSEND,
MONIDA PASS, TARGHEE PASS, GLEN, RAYNOLDS PASS, WISE RIVER, DILLON,
TOSTON, WISDOM, WEST YELLOWSTONE, BIG SKY, BIG HOLE PASS, BANNACK,
AND WINSTON
234 AM MDT MON OCT 12 2026
..WINTER WEATHER ADVISORY IS CANCELLED
THE THREAT FOR IMPACTFUL SNOW HAS ENDED. LINGERING LIGHT SNOW WILL
REMAIN POSSIBLE THROUGH THE MORNING.
MTZ301-302-307-308-315-316-121200-
/O.CON.KTFX.WS.W.0008.000000T0000Z-261012T1200Z/
EAST GLACIER PARK REGION-NORTHERN HIGH PLAINS-SOUTHERN ROCKY
MOUNTAIN FRONT-SOUTHERN HIGH PLAINS-UPPER BLACKFOOT AND MACDONALD
PASS-GATES OF THE MOUNTAINS-
INCLUDING THE CITIES OF ROGERS PASS, CRAIG, WOLF CREEK, MARIAS PASS,
MACDONALD PASS, CANYON CREEK, DUPUYER, HEART BUTTE, BYNUM, LOGAN
PASS, BROWNING, EAST GLACIER PARK, MARYSVILLE, FLESHER PASS, BABB,
CHOTEAU, SAINT MARY, KIOWA, PENDROY, AND LINCOLN
234 AM MDT MON OCT 12 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT EARLY THIS
MORNING...
* WHAT...HEAVY SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO ONE INCH.
* WHERE...PORTIONS OF CENTRAL AND NORTH CENTRAL MONTANA.
* WHEN...UNTIL 6 AM MDT EARLY THIS MORNING.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS FOR THE
STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1.
MTZ309-312>314-121200-
/O.CON.KTFX.WS.W.0008.000000T0000Z-261012T1200Z/
EASTERN PONDERA AND EASTERN TETON-CASCADE COUNTY BELOW 5000FT-
JUDITH BASIN COUNTY AND JUDITH GAP-FERGUS COUNTY BELOW 4500FT-
INCLUDING THE CITIES OF WINDHAM, BRADY, STANFORD, LEDGER, LEWISTOWN,
BENCHLAND, HILGER, CONRAD, GREAT FALLS, MOCCASIN, HOBSON, GEYSER, AND
RAYNESFORD
234 AM MDT MON OCT 12 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT EARLY THIS
MORNING...
* WHAT...HEAVY SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO ONE INCH.
* WHERE...CASCADE COUNTY BELOW 5000FT, EASTERN PONDERA AND EASTERN
TETON, FERGUS COUNTY BELOW 4500FT, AND JUDITH BASIN COUNTY AND
JUDITH GAP.
* WHEN...UNTIL 6 AM MDT EARLY THIS MORNING.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS FOR THE
STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1.
MTZ317-318-121200-
/O.CON.KTFX.WS.W.0008.000000T0000Z-261012T1200Z/
LITTLE BELT AND HIGHWOOD MOUNTAINS-SNOWY AND JUDITH MOUNTAINS-
INCLUDING THE CITIES OF MONARCH, NEIHART, AND KINGS HILL PASS
234 AM MDT MON OCT 12 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT EARLY THIS
MORNING...
* WHAT...HEAVY SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO ONE INCH.
* WHERE...LITTLE BELT AND HIGHWOOD MOUNTAINS AND SNOWY AND JUDITH
MOUNTAINS.
* WHEN...UNTIL 6 AM MDT EARLY THIS MORNING.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS FOR THE
STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1.
MTZ303-304-310-311-121200-
/O.CON.KTFX.WW.Y.0027.000000T0000Z-261012T1200Z/
EASTERN GLACIER, WESTERN TOOLE, AND CENTRAL PONDERA-EASTERN TOOLE
AND LIBERTY-WESTERN AND CENTRAL CHOUTEAU COUNTY-BEARS PAW
MOUNTAINS AND SOUTHERN BLAINE-
INCLUDING THE CITIES OF GALATA, FLOWEREE, SANTA RITA, WHITLASH, ROCKY
BOY, JOPLIN, CHESTER, SHELBY, FORT BENTON, ETHRIDGE, DEVON, LOTHAIR,
CARTER, AND CUT BANK
234 AM MDT MON OCT 12 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT EARLY
THIS MORNING...
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO ONE INCH.
* WHERE...BEARS PAW MOUNTAINS AND SOUTHERN BLAINE, EASTERN GLACIER,
WESTERN TOOLE, AND CENTRAL PONDERA, EASTERN TOOLE AND LIBERTY, AND
WESTERN AND CENTRAL CHOUTEAU COUNTY.
* WHEN...UNTIL 6 AM MDT EARLY THIS MORNING.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD CONDITIONS
FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1.
MTZ305-306-121500-
/O.CON.KTFX.WW.Y.0027.000000T0000Z-261012T1500Z/
HILL COUNTY-NORTHERN BLAINE COUNTY-
INCLUDING THE CITIES OF FORT BELKNAP, HOGELAND, ZURICH, CHINOOK,
HARLEM, AND HAVRE
234 AM MDT MON OCT 12 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MDT THIS
MORNING...
* WHAT...WET SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO ONE INCH.
* WHERE...HILL COUNTY AND NORTHERN BLAINE COUNTY.
* WHEN...UNTIL 9 AM MDT THIS MORNING.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE HAZARDOUS
CONDITIONS WILL IMPACT THE MONDAY MORNING COMMUTE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD CONDITIONS
FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1.
AM
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