712
WWUS45 KTFX 121936
WSWTFX
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
136 PM MDT THU MAR 12 2026
MTZ301-307-131045-
/O.CAN.KTFX.BZ.W.0001.000000T0000Z-260312T2100Z/
/O.EXT.KTFX.WS.W.0003.260312T1936Z-260315T0000Z/
INCLUDING THE FOLLOWING LOCATIONS: LOGAN PASS, ROGERS PASS, SAINT
MARY, MARIAS PASS, EAST GLACIER PARK, BABB, AND KIOWA
136 PM MDT THU MAR 12 2026
* WHAT...SNOW AND BLOWING SNOW WILL DIMINISH LATER THIS AFTERNOON AS
WINDS DECREASE. HOWEVER, SNOW REDEVELOPS TONIGHT WITH PERIODS OF
MODERATE TO HEAVY SNOW AT TIMES FRIDAY THROUGH SATURDAY.
ADDITIONAL SNOW ACCUMULATIONS BETWEEN 10 AND 20 INCHES. WINDS
GUSTING AS HIGH AS 60 MPH EARLY THIS AFTERNOON THEN DECREASING TO
GUSTS AS HIGH AS 30 TO 40 MPH TONIGHT.
* WHERE...THE CONTINENTAL DIVIDE ALONG THE ROCKY MOUNTAIN FRONT.
* WHEN...UNTIL 6 PM MDT SATURDAY.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT OR IMPOSSIBLE OVER MARIAS
PASS AND ROGERS PASS LATE TONIGHT THROUGH THURSDAY 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.
MTZ319>322-131045-
/O.UPG.KTFX.WS.A.0003.260313T0000Z-260315T0000Z/
/O.EXA.KTFX.WS.W.0003.260313T0000Z-260315T0000Z/
HELENA VALLEY-BIG BELT, BRIDGER AND CASTLE MOUNTAINS-MEAGHER
COUNTY VALLEYS-ELKHORN AND BOULDER MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: ELK PARK PASS, HELENA,
MAUDLOW, MARTINSDALE, RINGLING, WICKES, HOMESTAKE PASS, BATTLE
RIDGE PASS, TRIDENT, MONTANA CITY, CLANCY, WHITE SULPHUR SPRINGS,
BOULDER, BOZEMAN PASS, CHECKERBOARD, CORBIN, AND DEEP CREEK PASS
136 PM MDT THU MAR 12 2026
...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT
SATURDAY...
* WHAT...PERIODS OF MODERATE TO HEAVY SNOW EXPECTED. TOTAL SNOW
ACCUMULATIONS BETWEEN 8 AND 12 INCHES WITH UP TO 18 INCHES AT THE
HIGHEST ELEVATIONS. WINDS GUSTING AS HIGH AS 35 MPH.
* WHERE...BIG BELT, BRIDGER AND CASTLE MOUNTAINS, ELKHORN AND
BOULDER MOUNTAINS, HELENA VALLEY, AND MEAGHER COUNTY VALLEYS.
* WHEN...FROM 6 PM THIS EVENING TO 6 PM MDT SATURDAY.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT AND TIRE CHAINS MAY BE
REQUIRED FOR SOME VEHICLES. THOSE IN THE BACKCOUNTRY SHOULD ENSURE
THEY ARE PREPARED FOR DANGEROUS CONDITIONS. THE HAZARDOUS
CONDITIONS COULD IMPACT THE THURSDAY EVENING AND FRIDAY MORNING
COMMUTES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MONITOR THE LATEST FORECASTS FOR UPDATES ON THIS SITUATION.
REMEMBER, A WINTER STORM WATCH MEANS THAT THERE IS AT LEAST A 50%
CHANCE OF IMPACTFUL WINTER WEATHER CONDITIONS DURING THE WATCH
PERIOD.
MTZ315-327-131045-
/O.EXT.KTFX.WS.W.0003.000000T0000Z-260315T0000Z/
UPPER BLACKFOOT AND MACDONALD PASS-NORTHWEST BEAVERHEAD COUNTY-
INCLUDING THE FOLLOWING LOCATIONS: FLESHER PASS, LINCOLN,
MACDONALD PASS, WISE RIVER, BIG HOLE PASS, DEWEY, CHIEF JOSEPH
PASS, WISDOM, AND MARYSVILLE
136 PM MDT THU MAR 12 2026
..WINTER STORM WARNING NOW IN EFFECT UNTIL 6 PM MDT SATURDAY
* WHAT...SNOW AND BLOWING SNOW WILL DIMINISH LATER THIS AFTERNOON AS
WINDS DECREASE. HOWEVER, SNOW REDEVELOPS TONIGHT WITH PERIODS OF
MODERATE TO HEAVY SNOW EXPECTED AT TIMES FRIDAY THROUGH SATURDAY.
ADDITIONAL SNOW ACCUMULATIONS BETWEEN 10 AND 20 INCHES. WINDS
GUSTING AS HIGH AS 60 MPH THIS AFTERNOON THEN DECREASING TO GUSTS
AS HIGH AS 30 TO 40 MPH TONIGHT.
* WHERE...UPPER BLACKFOOT AND MACDONALD PASS AND NORTHWEST
BEAVERHEAD COUNTY.
* WHEN...UNTIL 6 PM MDT SATURDAY.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT AND TIRE CHAINS MAY BE
REQUIRED FOR SOME VEHICLES. THOSE IN THE BACKCOUNTRY SHOULD ENSURE
THEY ARE PREPARED FOR DANGEROUS CONDITIONS. STRONG WINDS COULD
CAUSE 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.
REMEMBER, A WINTER STORM WARNING MEANS THAT THERE IS AT LEAST AN 80%
CHANCE OF IMPACTFUL WINTER WEATHER CONDITIONS DURING THE WARNING
PERIOD.
MTZ302-308-131045-
/O.EXT.KTFX.WW.Y.0015.000000T0000Z-260313T0000Z/
/O.CON.KTFX.WS.W.0003.260313T0000Z-260315T0000Z/
NORTHERN HIGH PLAINS-SOUTHERN HIGH PLAINS-
INCLUDING THE FOLLOWING LOCATIONS: DUPUYER, BROWNING, BYNUM,
CHOTEAU, PENDROY, AND HEART BUTTE
136 PM MDT THU MAR 12 2026
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO
6 PM MDT SATURDAY...
* WHAT...FOR THE WINTER WEATHER ADVISORY, BLOWING SNOW WITH PERIODS
OF SNOW SHOWERS THROUGH THE REST OF THIS AFTERNOON. ADDITIONAL
SNOW ACCUMULATIONS UP TO ONE INCH. WINDS GUSTING AS HIGH AS 55
MPH. FOR THE WINTER STORM WARNING, SNOW REDEVELOPING TONIGHT WITH
PERIODS OF MODERATE TO HEAVY SNOW EXPECTED LATE FRIDAY AND
SATURDAY. TOTAL NEW SNOW ACCUMULATIONS BETWEEN 6 AND 12 INCHES.
WINDS GUSTING AS HIGH AS 45 MPH.
* WHERE...THE FOOTHILLS AND PLAINS ADJACENT TO THE ROCKY MOUNTAIN
FRONT.
* WHEN...FOR THE WINTER WEATHER ADVISORY, UNTIL 6 PM MDT THIS
EVENING. FOR THE WINTER STORM WARNING, FROM 6 PM THIS EVENING TO 6
PM MDT SATURDAY.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT. WIDESPREAD BLOWING SNOW
COULD SIGNIFICANTLY REDUCE VISIBILITY THROUGH THE REST OF THIS
AFTERNOON.
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.
MTZ317-318-131045-
/O.CON.KTFX.WS.W.0003.000000T0000Z-260315T0000Z/
LITTLE BELT AND HIGHWOOD MOUNTAINS-SNOWY AND JUDITH MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: KINGS HILL PASS, MONARCH, AND
NEIHART
136 PM MDT THU MAR 12 2026
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT SATURDAY
* WHAT...PERIODS OF MODERATE TO HEAVY SNOW EXPECTED. TOTAL SNOW
ACCUMULATIONS BETWEEN 1 AND 3 FEET. WINDS GUSTING AS HIGH AS 65
THIS AFTERNOON, DIMINISHING TO 25 TO 35 MPH TONIGHT.
* WHERE...THE HIGHWOOD, LITTLE BELT, JUDITH, AND SNOWY MOUNTAINS.
* WHEN...UNTIL 6 PM MDT SATURDAY.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT AND TIRE CHAINS MAY BE
REQUIRED FOR SOME VEHICLES. THOSE IN THE BACKCOUNTRY SHOULD ENSURE
THEY ARE PREPARED FOR DANGEROUS 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 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.
MTZ309-312-316-131045-
/O.CON.KTFX.WS.W.0003.260313T0000Z-260315T0000Z/
EASTERN PONDERA AND EASTERN TETON-CASCADE COUNTY BELOW 5000FT-
GATES OF THE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: BRADY, GREAT FALLS, CONRAD,
LEDGER, CANYON CREEK, WOLF CREEK, AND CRAIG
136 PM MDT THU MAR 12 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO
6 PM MDT SATURDAY...
* WHAT...SNOW DEVELOPING TONIGHT WITH PERIODS OF MODERATE SNOWFALL
EXPECTED LATE FRIDAY THROUGH EARLY SATURDAY. TOTAL SNOW
ACCUMULATIONS BETWEEN 6 AND 10 INCHES. WINDS GUSTING AS HIGH AS 35
MPH.
* WHERE...EASTERN PONDERA AND EASTERN TETON COUNTIES, CASCADE COUNTY
BELOW 5000FT, AND GATES OF THE MOUNTAINS.
* WHEN...FROM 6 PM THIS EVENING TO 6 PM MDT SATURDAY.
* IMPACTS...TRAVEL COULD BE DIFFICULT.
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.
MTZ313-314-131045-
/O.CON.KTFX.WS.W.0003.260313T0000Z-260315T0000Z/
JUDITH BASIN COUNTY AND JUDITH GAP-FERGUS COUNTY BELOW 4500FT-
INCLUDING THE FOLLOWING LOCATIONS: RAYNESFORD, HOBSON, LEWISTOWN,
MOCCASIN, BENCHLAND, HILGER, STANFORD, WINDHAM, AND GEYSER
136 PM MDT THU MAR 12 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO
6 PM MDT SATURDAY...
* WHAT...SNOW DEVELOPING TONIGHT WITH PERIODS OF MODERATE SNOWFALL
EXPECTED LATE FRIDAY THROUGH EARLY SATURDAY. TOTAL SNOW
ACCUMULATIONS BETWEEN 10 AND 20 INCHES. WINDS GUSTING AS HIGH AS
40 MPH.
* WHERE...FERGUS COUNTY BELOW 4500FT AND JUDITH BASIN COUNTY AND
JUDITH GAP.
* WHEN...FROM 6 PM THIS EVENING TO 6 PM MDT SATURDAY.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT TO IMPOSSIBLE. P
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.
MTZ303-304-310-311-131045-
/O.CON.KTFX.WW.Y.0016.260313T0000Z-260315T0000Z/
EASTERN GLACIER, WESTERN TOOLE, AND CENTRAL PONDERA-EASTERN TOOLE
AND LIBERTY-WESTERN AND CENTRAL CHOUTEAU COUNTY-BEARS PAW
MOUNTAINS AND SOUTHERN BLAINE-
INCLUDING THE FOLLOWING LOCATIONS: ETHRIDGE, CHESTER, GALATA,
ROCKY BOY, WHITLASH, CUT BANK, CARTER, FLOWEREE, FORT BENTON,
LOTHAIR, JOPLIN, SANTA RITA, DEVON, AND SHELBY
136 PM MDT THU MAR 12 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT SATURDAY...
* WHAT...PERIODS OF SNOW EXPECTED TONIGHT THROUGH SATURDAY. TOTAL
SNOW ACCUMULATIONS BETWEEN 3 AND 9 INCHES. WINDS GUSTING AS HIGH
AS 35 MPH.
* WHERE...EASTERN GLACIER, WESTERN TOOLE, AND CENTRAL PONDERA
COUNTIES, EASTERN TOOLE AND LIBERTY COUNTIES, WESTERN AND CENTRAL
CHOUTEAU COUNTY, AND BEARS PAW MOUNTAINS AND SOUTHERN BLAINE.
* WHEN...FROM 6 PM THIS EVENING TO 6 PM MDT SATURDAY.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT.
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.
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.ATCHY BLOWING SNOW COULD SIGNIFICANTLY REDUCE
VISIBILITY.
HOENISCH
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