754
WWUS45 KTFX 130157
WSWTFX
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
757 PM MDT SUN OCT 12 2025
MTZ301-307-131200-
/O.CON.KTFX.WS.W.0016.000000T0000Z-251013T1800Z/
EAST GLACIER PARK REGION-SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS: SAINT MARY, LOGAN PASS, KIOWA,
ROGERS PASS, BABB, MARIAS PASS, AND EAST GLACIER PARK
757 PM MDT SUN OCT 12 2025
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT MONDAY
* WHAT...HEAVY, WET SNOW EXPECTED. ADDITIONAL SNOW ACCUMULATIONS
BETWEEN 4 AND 10 INCHES ABOVE 6000 FT WITH 3 TO 6 INCHES EXPECTED
BELOW 6000 FT. WINDS GUSTING AS HIGH AS 45 MPH.
* WHERE...THE CONTINENTAL DIVIDE ALONG THE ROCKY MOUNTAIN FRONT.
* WHEN...UNTIL NOON MDT MONDAY.
* IMPACTS...COLD, WET, AND SNOWY OUTDOOR CONDITIONS CONTINUE THROUGH
MONDAY MORNING BRINGING AN INCREASED RISK FOR HYPOTHERMIA AND
FROSTBITE TO THOSE NOT PROPERLY DRESSED FOR THE WEATHER. ROADS IN
GLACIER NATIONAL PARK AND FOREST ROADS OVER THE HIGHER TERRAIN OF
TETON AND CENTRAL AND NORTHERN LEWIS AND CLARK COUNTY, INCLUDING
GOING-TO-THE-SUN ROAD AND LOGAN PASS, MAY BECOME DIFFICULT TO
IMPOSSIBLE TO TRAVEL. THE HEAVY, WET SNOW MAY CAUSE POWER OUTAGES
AND OTHER INFRASTRUCTURE FAILURES.
* ADDITIONAL DETAILS...THE MOST IMPACTFUL SNOW IS EXPECTED TONIGHT
INTO MONDAY MORNING.
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 CAN
BE OBTAINED BY CALLING 5 1 1 OR VISITING THE MDT ROAD REPORT WEBSITE.
REMEMBER, A WINTER STORM WARNING MEANS THAT THERE IS AT LEAST AN 80%
CHANCE OF IMPACTFUL WINTER WEATHER CONDITIONS DURING THE WARNING
PERIOD.
MTZ308-316-131200-
/O.CON.KTFX.WS.W.0016.000000T0000Z-251013T1800Z/
SOUTHERN HIGH PLAINS-GATES OF THE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: CRAIG, WOLF CREEK, PENDROY,
CANYON CREEK, BYNUM, AND CHOTEAU
757 PM MDT SUN OCT 12 2025
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT MONDAY
* WHAT...HEAVY SNOW. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 4 AND 7
INCHES. WINDS GUSTING AS HIGH AS 35 MPH.
* WHERE...GATES OF THE MOUNTAINS AND SOUTHERN HIGH PLAINS.
* WHEN...UNTIL NOON MDT MONDAY.
* IMPACTS...ROADS WILL BECOME SNOW PACKED AND SLIPPERY. THE HEAVY,
WET SNOW MAY CAUSE POWER OUTAGES AND OR TREE DAMAGE.
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 CAN
BE OBTAINED BY CALLING 5 1 1 OR VISITING THE MDT ROAD REPORT WEBSITE.
MTZ302-131200-
/O.CON.KTFX.WW.Y.0043.000000T0000Z-251013T1800Z/
NORTHERN HIGH PLAINS-
INCLUDING THE FOLLOWING LOCATIONS: BROWNING, DUPUYER, AND HEART
BUTTE
757 PM MDT SUN OCT 12 2025
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT MONDAY
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 2 AND 4 INCHES.
* WHERE...NORTHERN HIGH PLAINS.
* WHEN...UNTIL NOON MDT MONDAY.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS AT TIMES, ESPECIALLY
TONIGHT AND MONDAY MORNING. THE WET SNOW MAY CAUSE ISOLATED POWER
OUTAGES AND OR TREE DAMAGE.
* ADDITIONAL DETAILS...SNOWFALL WILL BE MOST IMPACTFUL TONIGHT AND
MONDAY MORNING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD
CONDITIONS CAN BE OBTAINED BY CALLING 5 1 1 OR VISITING THE MDT ROAD
REPORT WEBSITE.
MTZ309-312-313-319-131200-
/O.CON.KTFX.WW.Y.0043.000000T0000Z-251013T1800Z/
EASTERN PONDERA AND EASTERN TETON-CASCADE COUNTY BELOW 5000FT-
JUDITH BASIN COUNTY AND JUDITH GAP-HELENA VALLEY-
INCLUDING THE FOLLOWING LOCATIONS: BENCHLAND, GEYSER, HELENA,
HOBSON, CONRAD, BRADY, RAYNESFORD, GREAT FALLS, WINDHAM,
STANFORD, LEDGER, AND MOCCASIN
757 PM MDT SUN OCT 12 2025
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT MONDAY
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 1 AND 4 INCHES.
* WHERE...EASTERN PONDERA AND EASTERN TETON COUNTIES, CASCADE COUNTY
BELOW 5000FT, JUDITH BASIN COUNTY AND JUDITH GAP, AND HELENA
VALLEY.
* WHEN...UNTIL NOON MDT MONDAY.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE HAZARDOUS
CONDITIONS COULD IMPACT THE MONDAY MORNING COMMUTE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD
CONDITIONS CAN BE OBTAINED BY CALLING 5 1 1 OR VISITING THE MDT ROAD
REPORT WEBSITE.
REMEMBER, A WINTER WEATHER ADVISORY MEANS THAT THERE IS AT LEAST AN
80% CHANCE OF MINOR IMPACTS DUE TO WINTER WEATHER CONDITIONS DURING
THE ADVISORY PERIOD.
MTZ315-322-131200-
/O.CON.KTFX.WW.Y.0043.000000T0000Z-251013T1800Z/
UPPER BLACKFOOT AND MACDONALD PASS-ELKHORN AND BOULDER MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: CLANCY, MARYSVILLE, ELK PARK
PASS, HOMESTAKE PASS, CORBIN, BOULDER, MONTANA CITY, LINCOLN,
MACDONALD PASS, WICKES, AND FLESHER PASS
757 PM MDT SUN OCT 12 2025
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT MONDAY
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 2 AND 6 INCHES.
WINDS GUSTING AS HIGH AS 35 MPH.
* WHERE...ELKHORN AND BOULDER MOUNTAINS AND UPPER BLACKFOOT AND
MACDONALD PASS.
* WHEN...UNTIL NOON MDT MONDAY.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD
CONDITIONS CAN BE OBTAINED BY CALLING 5 1 1 OR VISITING THE MDT ROAD
REPORT WEBSITE.
REMEMBER, A WINTER WEATHER ADVISORY MEANS THAT THERE IS AT LEAST AN
80% CHANCE OF MINOR IMPACTS DUE TO WINTER WEATHER CONDITIONS DURING
THE ADVISORY PERIOD.
MTZ317-131200-
/O.CON.KTFX.WW.Y.0043.000000T0000Z-251013T1800Z/
LITTLE BELT AND HIGHWOOD MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: MONARCH, NEIHART, AND KINGS
HILL PASS
757 PM MDT SUN OCT 12 2025
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT MONDAY
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 2 AND 4 INCHES.
* WHERE...LITTLE BELT AND HIGHWOOD MOUNTAINS.
* WHEN...UNTIL NOON MDT MONDAY.
* IMPACTS...COLD, WET, AND SNOWY OUTDOOR CONDITIONS WILL INCREASE
THE RISK FOR HYPOTHERMIA TO THOSE NOT PROPERLY DRESSED FOR THE
WEATHER. ROADS MAY BECOME SNOWY AND SLIPPERY AT TIMES. ISOLATED
POWER OUTAGES POSSIBLE.
* ADDITIONAL DETAILS...SNOWFALL WILL BE MOST WIDESPREAD TONIGHT INTO
MONDAY MORNING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD
CONDITIONS CAN BE OBTAINED BY CALLING 5 1 1 OR VISITING THE MDT ROAD
REPORT WEBSITE.
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