339
WWUS45 KTFX 161116
WSWTFX
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
516 AM MDT THU APR 16 2026
MTZ327-161230-
/O.CAN.KTFX.WW.Y.0021.000000T0000Z-260416T1200Z/
NORTHWEST BEAVERHEAD COUNTY-
INCLUDING THE FOLLOWING LOCATIONS: WISDOM, DEWEY, CHIEF JOSEPH
PASS, BIG HOLE PASS, AND WISE RIVER
516 AM MDT THU APR 16 2026
..WINTER WEATHER ADVISORY IS CANCELLED
TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS,
ESPECIALLY OVER MOUNTAIN PASSES.
MTZ330-170230-
/O.CON.KTFX.WS.W.0005.000000T0000Z-260417T0600Z/
GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: RAYNOLDS PASS, WEST
YELLOWSTONE, TARGHEE PASS, AND BIG SKY
516 AM MDT THU APR 16 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...
* WHAT...HEAVY SNOW. STORM TOTAL SNOW ACCUMULATIONS BETWEEN 6 AND 16
INCHES.
* WHERE...GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL
MOUNTAINS.
* WHEN...UNTIL MIDNIGHT MDT TONIGHT.
* 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. ISOLATED POWER
OUTAGES AND OR TREE DAMAGE POSSIBLE.
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.
MTZ301-161800-
/O.CON.KTFX.WW.Y.0021.000000T0000Z-260416T1800Z/
EAST GLACIER PARK REGION-
INCLUDING THE FOLLOWING LOCATIONS: SAINT MARY, BABB, EAST GLACIER
PARK, LOGAN PASS, MARIAS PASS, AND KIOWA
516 AM MDT THU APR 16 2026
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO 4 INCHES. WINDS
GUSTING AS HIGH AS 35 MPH.
* WHERE...EAST GLACIER PARK REGION ZONE.
* WHEN...UNTIL NOON MDT TODAY.
* 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...
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.
MTZ307-317-320-161800-
/O.CON.KTFX.WW.Y.0021.000000T0000Z-260416T1800Z/
SOUTHERN ROCKY MOUNTAIN FRONT-LITTLE BELT AND HIGHWOOD MOUNTAINS-
BIG BELT, BRIDGER AND CASTLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS: TRIDENT, ROGERS PASS, BATTLE
RIDGE PASS, MONARCH, KINGS HILL PASS, DEEP CREEK PASS, MAUDLOW,
BOZEMAN PASS, AND NEIHART
516 AM MDT THU APR 16 2026
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO TWO 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...UNTIL NOON MDT TODAY.
* 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.
MTZ325-170000-
/O.CON.KTFX.WW.Y.0021.000000T0000Z-260417T0000Z/
MADISON RIVER VALLEY-
INCLUDING THE FOLLOWING LOCATIONS: MCALLISTER, JEFFERS, CAMERON,
NORRIS, AND ENNIS
516 AM MDT THU APR 16 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO TWO INCHES.
* WHERE...MADISON RIVER VALLEY.
* WHEN...UNTIL 6 PM MDT THIS EVENING.
* 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.
MTZ326-170000-
/O.CON.KTFX.WW.Y.0021.000000T0000Z-260417T0000Z/
GALLATIN VALLEY-
INCLUDING THE FOLLOWING LOCATIONS: BOZEMAN AND GALLATIN GATEWAY
516 AM MDT THU APR 16 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 2 AND 4 INCHES.
* WHERE...GALLATIN VALLEY.
* WHEN...UNTIL 6 PM MDT THIS EVENING.
* IMPACTS...SLUSHY SNOW COVERED ROADS MAY MAKE TRAVEL DIFFICULT,
ESPECIALLY THURSDAY MORNING. THE HAZARDOUS CONDITIONS COULD IMPACT
THE THURSDAY MORNING AND EVENING COMMUTES. ISOLATED POWER OUTAGES
AND OR TREE DAMAGE 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.
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.
MOLDAN
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page