294
WWUS45 KTFX 240513
WSWTFX
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
1113 PM MDT THU APR 23 2026
MTZ307-316-319-321-323-240615-
/O.CAN.KTFX.WW.Y.0022.000000T0000Z-260424T1800Z/
SOUTHERN ROCKY MOUNTAIN FRONT-GATES OF THE MOUNTAINS-HELENA
VALLEY-MEAGHER COUNTY VALLEYS-CANYON FERRY AREA-
INCLUDING THE FOLLOWING LOCATIONS: MARTINSDALE, ROGERS PASS,
CANYON CREEK, WOLF CREEK, WHITE SULPHUR SPRINGS, TOSTON, HELENA,
RINGLING, CRAIG, CHECKERBOARD, WINSTON, AND TOWNSEND
1113 PM MDT THU APR 23 2026
..WINTER WEATHER ADVISORY IS CANCELLED
THE THREAT FOR IMPACTFUL SNOW HAS ENDED.
MTZ330-241800-
/O.CON.KTFX.WS.W.0006.000000T0000Z-260424T1800Z/
GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: RAYNOLDS PASS, BIG SKY, WEST
YELLOWSTONE, AND TARGHEE PASS
1113 PM MDT THU APR 23 2026
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT FRIDAY
* WHAT...HEAVY SNOW. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 3 AND 6
INCHES, WITH ISOLATED MOUNTAIN PEAKS SEEING 6 TO 8 INCHES. WINDS
GUSTING AS HIGH AS 40 MPH.
* WHERE...GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL
MOUNTAINS.
* WHEN...UNTIL NOON MDT FRIDAY.
* IMPACTS...EXPECT DIFFICULT DRIVING CONDITIONS DUE TO SLUSH OR SNOW
COVERED ROADWAYS. FALLING AND OR BLOWING SNOW MAY SIGNIFICANTLY
REDUCE VISIBILITY AT TIMES. THOSE WITH OUTDOOR PLANS SHOULD BE
PREPARED FOR DANGEROUS OUTDOOR CONDITIONS.
* ADDITIONAL DETAILS...THE HEAVY, WET SNOW MAY CAUSE ISOLATED 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.
TO SEE A GRAPHICAL REPRESENTATION OF THE DEGREE OF STRESS ON YOUNG
LIVESTOCK PLEASE VISIT OUR WEBPAGE AND SELECT LOCAL PROGRAMS THEN
COLD AIR ADVISORY FOR NEWBORN LIVESTOCK.
MTZ311-242015-
/O.CON.KTFX.WS.W.0006.260424T0900Z-260425T1800Z/
BEARS PAW MOUNTAINS AND SOUTHERN BLAINE-
INCLUDING THE FOLLOWING LOCATIONS: ROCKY BOY
1113 PM MDT THU APR 23 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO NOON
MDT SATURDAY...
* WHAT...HEAVY SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS UP TO 4
INCHES BELOW 4000 FEET AND BETWEEN 4 AND 9 INCHES ABOVE 4000 FEET.
WINDS GUSTING AS HIGH AS 50 MPH.
* WHERE...BEARS PAW MOUNTAINS AND SOUTHERN BLAINE.
* WHEN...FROM 3 AM FRIDAY TO NOON MDT SATURDAY.
* IMPACTS...EXPECT DIFFICULT DRIVING CONDITIONS DUE TO SLUSH OR SNOW
COVERED ROADWAYS. FALLING AND OR BLOWING SNOW WILL SIGNIFICANTLY
REDUCE VISIBILITY AT TIMES. THOSE WITH OUTDOOR PLANS SHOULD BE
PREPARED FOR DANGEROUS OUTDOOR CONDITIONS.
* ADDITIONAL DETAILS...THE HEAVY, WET SNOW MAY CAUSE ISOLATED 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.
TO SEE A GRAPHICAL REPRESENTATION OF THE DEGREE OF STRESS ON YOUNG
LIVESTOCK PLEASE VISIT OUR WEBPAGE AND SELECT LOCAL PROGRAMS THEN
COLD AIR ADVISORY FOR NEWBORN LIVESTOCK.
REMEMBER, A WINTER STORM WARNING MEANS THAT THERE IS AT LEAST AN 80%
CHANCE OF IMPACTFUL WINTER WEATHER CONDITIONS DURING THE WARNING
PERIOD.
MTZ302-303-242015-
/O.EXA.KTFX.WW.Y.0022.260424T0900Z-260425T1800Z/
NORTHERN HIGH PLAINS-EASTERN GLACIER, WESTERN TOOLE, AND CENTRAL
PONDERA-
INCLUDING THE FOLLOWING LOCATIONS: ETHRIDGE, CUT BANK, HEART
BUTTE, SANTA RITA, BROWNING, AND DUPUYER
1113 PM MDT THU APR 23 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM FRIDAY TO NOON MDT
SATURDAY...
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 1 TO 4 INCHES.
WINDS GUSTING AS HIGH AS 50 MPH.
* WHERE...EASTERN GLACIER, WESTERN TOOLE, AND CENTRAL PONDERA
COUNTIES, AND NORTHERN HIGH PLAINS.
* WHEN...FROM 3 AM FRIDAY TO NOON MDT SATURDAY.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. GUSTY WINDS COULD
BRING DOWN TREE BRANCHES.
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.
TO SEE A GRAPHICAL REPRESENTATION OF THE DEGREE OF STRESS ON YOUNG
LIVESTOCK PLEASE VISIT OUR WEBPAGE AND SELECT LOCAL PROGRAMS THEN
COLD AIR ADVISORY FOR NEWBORN LIVESTOCK.
MTZ315-322-327-329-241800-
/O.CON.KTFX.WW.Y.0022.000000T0000Z-260424T1800Z/
UPPER BLACKFOOT AND MACDONALD PASS-ELKHORN AND BOULDER MOUNTAINS-
NORTHWEST BEAVERHEAD COUNTY-RUBY MOUNTAINS AND SOUTHERN
BEAVERHEAD MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: LINCOLN, MACDONALD PASS,
MONIDA PASS, DEWEY, CORBIN, CHIEF JOSEPH PASS, CLANCY, BOULDER,
WICKES, FLESHER PASS, MONTANA CITY, ELK PARK PASS, WISDOM,
MARYSVILLE, BIG HOLE PASS, WISE RIVER, AND HOMESTAKE PASS
1113 PM MDT THU APR 23 2026
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT FRIDAY
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 1 AND 4 INCHES.
* WHERE...ELKHORN AND BOULDER MOUNTAINS, UPPER BLACKFOOT AND
MACDONALD PASS, NORTHWEST BEAVERHEAD COUNTY, AND RUBY MOUNTAINS
AND SOUTHERN BEAVERHEAD MOUNTAINS.
* WHEN...UNTIL NOON MDT FRIDAY.
* 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.
TO SEE A GRAPHICAL REPRESENTATION OF THE DEGREE OF STRESS ON YOUNG
LIVESTOCK PLEASE VISIT OUR WEBPAGE AND SELECT LOCAL PROGRAMS THEN
COLD AIR ADVISORY FOR NEWBORN LIVESTOCK.
MTZ317-241800-
/O.CON.KTFX.WW.Y.0022.000000T0000Z-260424T1800Z/
LITTLE BELT AND HIGHWOOD MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: MONARCH, NEIHART, AND KINGS
HILL PASS
1113 PM MDT THU APR 23 2026
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT FRIDAY
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS UP TO 6 INCHES WITH
LOCALLY HIGHER AMOUNTS ALONG THE PEAKS. WINDS GUSTING AS HIGH AS
45 MPH.
* WHERE...LITTLE BELT AND HIGHWOOD MOUNTAINS.
* WHEN...UNTIL NOON MDT FRIDAY.
* IMPACTS...EXPECT DIFFICULT DRIVING CONDITIONS DUE TO SLUSH OR SNOW
COVERED ROADWAYS. FALLING AND OR PATCHY BLOWING SNOW MAY
SIGNIFICANTLY REDUCE VISIBILITY AT TIMES. THOSE WITH OUTDOOR PLANS
SHOULD BE PREPARED FOR DANGEROUS OUTDOOR CONDITIONS.
* ADDITIONAL DETAILS...THE HEAVY, 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.
TO SEE A GRAPHICAL REPRESENTATION OF THE DEGREE OF STRESS ON YOUNG
LIVESTOCK PLEASE VISIT OUR WEBPAGE AND SELECT LOCAL PROGRAMS THEN
COLD AIR ADVISORY FOR NEWBORN LIVESTOCK.
MTZ320-241800-
/O.CON.KTFX.WW.Y.0022.000000T0000Z-260424T1800Z/
BIG BELT, BRIDGER AND CASTLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: TRIDENT, BOZEMAN PASS, BATTLE
RIDGE PASS, DEEP CREEK PASS, AND MAUDLOW
1113 PM MDT THU APR 23 2026
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT FRIDAY
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO FOUR INCHES.
WINDS GUSTING AS HIGH AS 40 MPH.
* WHERE...BIG BELT, BRIDGER AND CASTLE MOUNTAINS.
* WHEN...UNTIL NOON MDT FRIDAY.
* IMPACTS...EXPECT WINTER DRIVING CONDITIONS DUE TO SLUSH OR SNOW
COVERED ROADWAYS. THOSE IN THE BACKCOUNTRY SHOULD ENSURE THEY ARE
PREPARED FOR DANGEROUS CONDITIONS.
* ADDITIONAL DETAILS...THE WET SNOW MAY CAUSE ISOLATED INSTANCES OF
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.
TO SEE A GRAPHICAL REPRESENTATION OF THE DEGREE OF STRESS ON YOUNG
LIVESTOCK PLEASE VISIT OUR WEBPAGE AND SELECT LOCAL PROGRAMS THEN
COLD AIR ADVISORY FOR NEWBORN LIVESTOCK.
MTZ324>326-328-241800-
/O.CON.KTFX.WW.Y.0022.000000T0000Z-260424T1800Z/
MISSOURI HEADWATERS-MADISON RIVER VALLEY-GALLATIN VALLEY-
BEAVERHEAD AND WESTERN MADISON BELOW 6000FT-
INCLUDING THE FOLLOWING LOCATIONS: NORRIS, WHITEHALL, CAMERON,
GLEN, WILLOW CREEK, THREE FORKS, ENNIS, DILLON, PONY, BOZEMAN,
GALLATIN GATEWAY, MCALLISTER, WATERLOO, HARRISON, BANNACK, AND
JEFFERS
1113 PM MDT THU APR 23 2026
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT FRIDAY
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO TWO INCHES.
* WHERE...THE INTERSTATE 90 CORRIDOR BETWEEN BOZEMAN AND WHITEHALL,
AND THE MADISON AND BEAVERHEAD RIVER VALLEYS.
* WHEN...UNTIL NOON MDT FRIDAY.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE HAZARDOUS
CONDITIONS COULD IMPACT THE FRIDAY 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.
TO SEE A GRAPHICAL REPRESENTATION OF THE DEGREE OF STRESS ON YOUNG
LIVESTOCK PLEASE VISIT OUR WEBPAGE AND SELECT LOCAL PROGRAMS THEN
COLD AIR ADVISORY FOR NEWBORN LIVESTOCK.
MTZ304>306-242015-
/O.CON.KTFX.WW.Y.0022.260424T0900Z-260425T1800Z/
EASTERN TOOLE AND LIBERTY-HILL COUNTY-NORTHERN BLAINE COUNTY-
INCLUDING THE FOLLOWING LOCATIONS: FORT BELKNAP, GALATA, CHINOOK,
CHESTER, WHITLASH, JOPLIN, ZURICH, LOTHAIR, HAVRE, HOGELAND,
SHELBY, HARLEM, AND DEVON
1113 PM MDT THU APR 23 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 AM FRIDAY TO
NOON MDT SATURDAY...
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS UP TO 3 INCHES.
WINDS GUSTING AS HIGH AS 50 MPH.
* WHERE...EASTERN TOOLE AND LIBERTY COUNTIES, HILL COUNTY, AND
NORTHERN BLAINE COUNTY.
* WHEN...FROM 3 AM FRIDAY TO NOON MDT SATURDAY.
* IMPACTS...PLAN ON WINTER DRIVING CONDITIONS. GUSTY WINDS COULD
BRING DOWN TREE BRANCHES. FALLING AND OR BLOWING SNOW MAY
SIGNIFICANTLY REDUCE VISIBILITY AT TIMES.
* ADDITIONAL DETAILS...LOCALLY HIGHER AMOUNTS OF 6 TO 8 INCHES ARE
POSSIBLE IN THE SWEETGRASS HILLS.
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.
TO SEE A GRAPHICAL REPRESENTATION OF THE DEGREE OF STRESS ON YOUNG
LIVESTOCK PLEASE VISIT OUR WEBPAGE AND SELECT LOCAL PROGRAMS THEN
COLD AIR ADVISORY FOR NEWBORN LIVESTOCK.
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