067
WWUS45 KTFX 120922
WSWTFX
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
322 AM MDT SUN OCT 12 2025
MTZ316-130030-
/O.EXB.KTFX.WS.W.0016.251013T0000Z-251013T1800Z/
/O.EXB.KTFX.WW.Y.0043.000000T0000Z-251013T0000Z/
GATES OF THE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: CRAIG, WOLF CREEK, AND CANYON
CREEK
322 AM MDT SUN OCT 12 2025
..WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM MDT THIS EVENING
...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON MDT
MONDAY...
* WHAT...FOR THE WINTER WEATHER ADVISORY, SNOW WITH ACCUMULATIONS UP
TO 2 INCHES. FOR THE WINTER STORM WARNING, HEAVY, WET SNOW
EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 3 AND 8 INCHES,
HEAVIEST ALONG INTERSTATE 15 NEAR DEARBORN.
* WHERE...GATES OF THE MOUNTAINS.
* WHEN...FOR THE WINTER WEATHER ADVISORY, UNTIL 6 PM MDT THIS
EVENING. FOR THE WINTER STORM WARNING, FROM 6 PM THIS EVENING TO
NOON MDT MONDAY.
* IMPACTS...ROADS MAY BECOME SNOW PACKED AND SLIPPERY, ESPECIALLY
TONIGHT AND MONDAY MORNING. THE HEAVY, WET SNOW MAY CAUSE POWER
OUTAGES AND OR TREE DAMAGE.
* ADDITIONAL DETAILS...THE MOST IMPACTFUL SNOW IS EXPECTED TONIGHT
AND MONDAY MORNING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER, A WINTER STORM WARNING MEANS THAT THERE IS AT LEAST AN 80%
CHANCE OF IMPACTFUL WINTER WEATHER CONDITIONS DURING THE WARNING
PERIOD.
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.
MTZ308-130030-
/O.EXB.KTFX.WS.W.0016.251013T0000Z-251013T1800Z/
/O.EXT.KTFX.WW.Y.0043.000000T0000Z-251013T0000Z/
SOUTHERN HIGH PLAINS-
INCLUDING THE FOLLOWING LOCATIONS: BYNUM, PENDROY, AND CHOTEAU
322 AM MDT SUN OCT 12 2025
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON MDT
MONDAY...
* WHAT...FOR THE WINTER WEATHER ADVISORY, SNOW WITH ACCUMULATIONS UP
TO 2 INCHES. FOR THE WINTER STORM WARNING, HEAVY, WET SNOW
EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 3 AND 8 INCHES,
HEAVIEST WEST AND SOUTHWEST OF HIGHWAY 89.
* WHERE...SOUTHERN HIGH PLAINS.
* WHEN...FOR THE WINTER WEATHER ADVISORY, UNTIL 6 PM MDT THIS
EVENING. FOR THE WINTER STORM WARNING, FROM 6 PM THIS EVENING TO
NOON MDT MONDAY.
* IMPACTS...ROADS MAY BECOME SNOW PACKED AND SLIPPERY, ESPECIALLY
TONIGHT AND MONDAY MORNING. THE HEAVY, WET SNOW MAY CAUSE POWER
OUTAGES AND OR TREE DAMAGE.
* ADDITIONAL DETAILS...THE MOST IMPACTFUL SNOW IS EXPECTED TONIGHT
AND MONDAY MORNING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER, A WINTER STORM WARNING MEANS THAT THERE IS AT LEAST AN 80%
CHANCE OF IMPACTFUL WINTER WEATHER CONDITIONS DURING THE WARNING
PERIOD.
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.
MTZ301-307-130030-
/O.CON.KTFX.WS.W.0016.000000T0000Z-251013T1800Z/
EAST GLACIER PARK REGION-SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS: LOGAN PASS, SAINT MARY, ROGERS
PASS, BABB, EAST GLACIER PARK, MARIAS PASS, AND KIOWA
322 AM MDT SUN OCT 12 2025
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT MONDAY
* WHAT...HEAVY, WET SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN
7 AND 14 INCHES EXPECTED ABOVE 6000 FT WITH 3 TO 8 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 THIS
MORNING AND THEN AGAIN 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.
MTZ309-312-313-130030-
/O.EXB.KTFX.WW.Y.0043.251013T0000Z-251013T1800Z/
EASTERN PONDERA AND EASTERN TETON-CASCADE COUNTY BELOW 5000FT-
JUDITH BASIN COUNTY AND JUDITH GAP-
INCLUDING THE FOLLOWING LOCATIONS: HOBSON, BENCHLAND, GEYSER,
GREAT FALLS, STANFORD, MOCCASIN, CONRAD, BRADY, RAYNESFORD,
LEDGER, AND WINDHAM
322 AM MDT SUN OCT 12 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO NOON
MDT MONDAY...
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 1 AND 4
INCHES.
* WHERE...EASTERN PONDERA AND EASTERN TETON COUNTIES, CASCADE COUNTY
BELOW 5000FT, AND JUDITH BASIN COUNTY AND JUDITH GAP.
* WHEN...FROM 6 PM THIS EVENING TO NOON MDT MONDAY.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE HAZARDOUS
CONDITIONS COULD IMPACT THE MONDAY MORNING COMMUTE. THE WET SNOW
MAY CAUSE ISOLATED POWER OUTAGES AND OR TREE DAMAGE.
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.
MTZ322-130030-
/O.EXA.KTFX.WW.Y.0043.000000T0000Z-251013T1800Z/
ELKHORN AND BOULDER MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: WICKES, ELK PARK PASS,
BOULDER, HOMESTAKE PASS, CORBIN, CLANCY, AND MONTANA CITY
322 AM MDT SUN OCT 12 2025
..WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MDT MONDAY
* WHAT...SNOW WITH ACCUMULATIONS BETWEEN 2 AND 4 INCHES, WITH 4 TO 9
INCHES OVER HIGHER TERRAIN.
* WHERE...ELKHORN AND BOULDER 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, ESPECIALLY
FOREST ROADS. ISOLATED POWER OUTAGES POSSIBLE.
* 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.
MTZ302-130030-
/O.CON.KTFX.WW.Y.0043.000000T0000Z-251013T1800Z/
NORTHERN HIGH PLAINS-
INCLUDING THE FOLLOWING LOCATIONS: BROWNING, HEART BUTTE, AND
DUPUYER
322 AM MDT SUN OCT 12 2025
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT MONDAY
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 2 AND 5 INCHES.
WINDS GUSTING AS HIGH AS 35 MPH.
* 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.
MTZ315-130030-
/O.CON.KTFX.WW.Y.0043.000000T0000Z-251013T1800Z/
UPPER BLACKFOOT AND MACDONALD PASS-
INCLUDING THE FOLLOWING LOCATIONS: FLESHER PASS, MARYSVILLE,
LINCOLN, AND MACDONALD PASS
322 AM MDT SUN OCT 12 2025
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT MONDAY
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 4 AND 9
INCHES AT AND ABOVE PASS LEVEL. WINDS GUSTING AS HIGH AS 35 MPH.
* WHERE...UPPER BLACKFOOT AND MACDONALD PASS.
* 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, ESPECIALLY
FOREST ROADS. ISOLATED POWER OUTAGES POSSIBLE.
* 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.
MTZ317-130030-
/O.CON.KTFX.WW.Y.0043.000000T0000Z-251013T1800Z/
LITTLE BELT AND HIGHWOOD MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: NEIHART, KINGS HILL PASS, AND
MONARCH
322 AM MDT SUN OCT 12 2025
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT MONDAY
* WHAT...PERIODS OF WET SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS
BETWEEN 3 AND 7 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 THIS MORNING
AND THEN AGAIN 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.
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.
MTZ330-121800-
/O.CON.KTFX.WW.Y.0043.000000T0000Z-251012T1800Z/
GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: BIG SKY, TARGHEE PASS,
RAYNOLDS PASS, AND WEST YELLOWSTONE
322 AM MDT SUN OCT 12 2025
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO 3 INCHES.
* WHERE...GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL
MOUNTAINS.
* WHEN...UNTIL NOON MDT TODAY.
* 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, ESPECIALLY
FOREST ROADS. ISOLATED POWER OUTAGES POSSIBLE.
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.
RG
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