127
WWUS45 KTFX 152020
WSWTFX
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
220 PM MDT WED APR 15 2026
MTZ330-161215-
/O.UPG.KTFX.WS.A.0005.260416T0000Z-260417T0600Z/
/O.NEW.KTFX.WS.W.0005.260416T0000Z-260417T0600Z/
GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: BIG SKY, RAYNOLDS PASS,
TARGHEE PASS, AND WEST YELLOWSTONE
220 PM MDT WED APR 15 2026
...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT
MDT THURSDAY NIGHT...
* WHAT...HEAVY SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 5 AND
10 INCHES AT LOWER ELEVATIONS AND MOUNTAIN PASSES, WITH 10 TO 15
INCHES IN THE MOUNTAINS. WINDS GUSTING AS HIGH AS 50 MPH.
* WHERE...GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL
MOUNTAINS.
* WHEN...FROM 6 PM THIS EVENING TO MIDNIGHT MDT THURSDAY NIGHT.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT AND TIRE CHAINS MAY BE
REQUIRED FOR SOME VEHICLES. FALLING AND OR BLOWING SNOW MAY
SIGNIFICANTLY REDUCE VISIBILITY. 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.
MTZ326-161215-
/O.UPG.KTFX.WS.A.0005.260416T0600Z-260417T0000Z/
/O.EXB.KTFX.WW.Y.0021.260416T0600Z-260417T0000Z/
GALLATIN VALLEY-
INCLUDING THE FOLLOWING LOCATIONS: GALLATIN GATEWAY AND BOZEMAN
220 PM MDT WED APR 15 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM
MDT THURSDAY...
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 2 AND 6
INCHES, HIGHEST ON THE SOUTH AND EAST PORTIONS OF THE BOZEMAN
VALLEY.
* WHERE...GALLATIN VALLEY.
* WHEN...FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY.
* IMPACTS...SLUSHY SNOW COVERED ROADS MAY MAKE TRAVEL DIFFICULT,
ESPECIALLY THURSDAY MORNING. THE HAZARDOUS CONDITIONS COULD IMPACT
THE THURSDAY MORNING AND EVENING COMMUTES.
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.
MTZ325-161215-
/O.EXB.KTFX.WW.Y.0021.260416T0600Z-260417T0000Z/
MADISON RIVER VALLEY-
INCLUDING THE FOLLOWING LOCATIONS: MCALLISTER, ENNIS, CAMERON,
JEFFERS, AND NORRIS
220 PM MDT WED APR 15 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM
MDT THURSDAY...
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 2 AND 5
INCHES.
* WHERE...MADISON RIVER VALLEY.
* WHEN...FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY.
* IMPACTS...SLUSHY SNOW COVERED ROADS MAY MAKE TRAVEL DIFFICULT,
ESPECIALLY THURSDAY MORNING. THE HAZARDOUS CONDITIONS COULD IMPACT
THE THURSDAY MORNING AND EVENING COMMUTES.
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.
MTZ301-161215-
/O.CON.KTFX.WW.Y.0021.000000T0000Z-260416T1800Z/
EAST GLACIER PARK REGION-
INCLUDING THE FOLLOWING LOCATIONS: LOGAN PASS, BABB, KIOWA,
MARIAS PASS, SAINT MARY, AND EAST GLACIER PARK
220 PM MDT WED APR 15 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
THURSDAY...
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS OF 2 TO 5 INCHES BELOW
6,000 FT AND 6 TO 10 INCHES ABOVE 6,000 FEET. WINDS GUSTING AS
HIGH AS 45 MPH.
* WHERE...EAST GLACIER PARK REGION ZONE.
* WHEN...UNTIL NOON MDT THURSDAY.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT AND TIRE CHAINS MAY BE
REQUIRED FOR SOME VEHICLES. FALLING AND OR BLOWING SNOW MAY
SIGNIFICANTLY REDUCE VISIBILITY. THOSE IN THE BACKCOUNTRY SHOULD
ENSURE THEY ARE PREPARED FOR DANGEROUS CONDITIONS.
* ADDITIONAL DETAILS...HIGHER SNOW LEVELS THIS AFTERNOON WILL KEEP
SNOW IMPACTS ABOVE PASS LEVEL. A COLD FRONT WILL HELP LOWER SNOW
LEVELS THIS EVENING, BRINGING MINOR SNOW ACCUMULATIONS AT AND
BELOW PASS LEVEL.
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.
MTZ307-317-320-161215-
/O.CON.KTFX.WW.Y.0021.260416T0000Z-260416T1800Z/
SOUTHERN ROCKY MOUNTAIN FRONT-LITTLE BELT AND HIGHWOOD MOUNTAINS-
BIG BELT, BRIDGER AND CASTLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: MAUDLOW, KINGS HILL PASS,
MONARCH, ROGERS PASS, BOZEMAN PASS, TRIDENT, NEIHART, DEEP CREEK
PASS, AND BATTLE RIDGE PASS
220 PM MDT WED APR 15 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON MDT THURSDAY...
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 2 AND 6
INCHES. WINDS GUSTING AS HIGH AS 35 MPH.
* WHERE...BIG BELT, BRIDGER AND CASTLE MOUNTAINS, LITTLE BELT AND
HIGHWOOD MOUNTAINS, AND SOUTHERN ROCKY MOUNTAIN FRONT.
* WHEN...FROM 6 PM THIS EVENING TO NOON MDT THURSDAY.
* IMPACTS...SLUSHY SNOW COVERED ROADS MAY MAKE TRAVEL DIFFICULT.
FALLING AND OR BLOWING SNOW MAY SIGNIFICANTLY REDUCE VISIBILITY.
THOSE IN THE BACKCOUNTRY SHOULD ENSURE THEY ARE PREPARED FOR
DANGEROUS 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.
MTZ327-161200-
/O.CON.KTFX.WW.Y.0021.260416T0000Z-260416T1200Z/
NORTHWEST BEAVERHEAD COUNTY-
INCLUDING THE FOLLOWING LOCATIONS: DEWEY, WISDOM, BIG HOLE PASS,
WISE RIVER, AND CHIEF JOSEPH PASS
220 PM MDT WED APR 15 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 AM MDT THURSDAY...
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 2 AND 5
INCHES NEAR BIG HOLE AND CHIEF JOSEPH PASSES. WINDS GUSTING AS
HIGH AS 40 MPH.
* WHERE...NORTHWEST BEAVERHEAD COUNTY.
* WHEN...FROM 6 PM THIS EVENING TO 6 AM MDT THURSDAY.
* IMPACTS...SLUSHY SNOW COVERED ROADS MAY MAKE TRAVEL DIFFICULT.
FALLING AND OR BLOWING SNOW MAY SIGNIFICANTLY REDUCE VISIBILITY.
THOSE IN THE BACKCOUNTRY SHOULD ENSURE THEY ARE PREPARED FOR
DANGEROUS 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.
WILSON
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