802  
WWUS45 KTFX 012143  
WSWTFX  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
343 PM MDT TUE APR 1 2025  
 
MTZ307-315-322-020600-  
/O.CON.KTFX.WS.W.0009.000000T0000Z-250402T0600Z/  
SOUTHERN ROCKY MOUNTAIN FRONT-UPPER BLACKFOOT AND MACDONALD PASS-  
ELKHORN AND BOULDER MOUNTAINS-  
INCLUDING THE FOLLOWING LOCATIONS: MACDONALD PASS, CORBIN,  
MARYSVILLE, HOMESTAKE PASS, WICKES, CLANCY, ROGERS PASS, FLESHER  
PASS, ELK PARK PASS, MONTANA CITY, LINCOLN, AND BOULDER  
343 PM MDT TUE APR 1 2025  
 
...WINTER STORM WARNING REMAINS IN EFFECT  
UNTIL MIDNIGHT MDT TONIGHT...  
 
* WHAT...HEAVY SNOW. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 3 AND 6  
INCHES.  
 
* WHERE...ELKHORN AND BOULDER MOUNTAINS, UPPER BLACKFOOT AND  
MACDONALD PASS, AND SOUTHERN ROCKY MOUNTAIN FRONT.  
 
* WHEN...UNTIL MIDNIGHT MDT TONIGHT.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS.  
 
* ADDITIONAL DETAILS...SOME ROADWAYS COULD BECOME ICY OVERNIGHT, AS  
WET ROADWAYS COULD FREEZE OVER.  
 
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.  
 
 
 
 
 
MTZ308-316-020600-  
/O.CON.KTFX.WS.W.0009.000000T0000Z-250402T0600Z/  
SOUTHERN HIGH PLAINS-GATES OF THE MOUNTAINS-  
INCLUDING THE FOLLOWING LOCATIONS: BYNUM, CRAIG, WOLF CREEK,  
CANYON CREEK, CHOTEAU, AND PENDROY  
343 PM MDT TUE APR 1 2025  
 
...WINTER STORM WARNING REMAINS IN EFFECT  
UNTIL MIDNIGHT MDT TONIGHT...  
 
* WHAT...HEAVY SNOW. ADDITIONAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES.  
 
* WHERE...GATES OF THE MOUNTAINS AND SOUTHERN HIGH PLAINS.  
 
* WHEN...UNTIL MIDNIGHT MDT TONIGHT.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS.  
 
* ADDITIONAL DETAILS...SOME ROADWAYS COULD BECOME ICY OVERNIGHT, AS  
WET ROADWAYS COULD FREEZE OVER.  
 
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.  
 
 
 
 
 
MTZ313-314-021200-  
/O.CON.KTFX.WS.W.0009.000000T0000Z-250402T1200Z/  
JUDITH BASIN COUNTY AND JUDITH GAP-FERGUS COUNTY BELOW 4500FT-  
INCLUDING THE FOLLOWING LOCATIONS: MOCCASIN, BENCHLAND, HOBSON,  
LEWISTOWN, WINDHAM, RAYNESFORD, STANFORD, GEYSER, AND HILGER  
343 PM MDT TUE APR 1 2025  
 
...WINTER STORM WARNING REMAINS IN EFFECT  
UNTIL 6 AM MDT WEDNESDAY...  
 
* WHAT...HEAVY SNOW. ADDITIONAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES.  
 
* WHERE...FERGUS COUNTY BELOW 4500FT AND JUDITH BASIN COUNTY AND  
JUDITH GAP.  
 
* WHEN...UNTIL 6 AM MDT WEDNESDAY.  
 
* IMPACTS...TRAVEL COULD BE DIFFICULT.  
 
* ADDITIONAL DETAILS...SOME ROADWAYS COULD BECOME ICY OVERNIGHT, AS  
WET ROADWAYS COULD FREEZE OVER.  
 
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.  
 
 
 
 
 
MTZ317-321-021200-  
/O.CON.KTFX.WS.W.0009.000000T0000Z-250402T1200Z/  
LITTLE BELT AND HIGHWOOD MOUNTAINS-MEAGHER COUNTY VALLEYS-  
INCLUDING THE FOLLOWING LOCATIONS: NEIHART, WHITE SULPHUR  
SPRINGS, MONARCH, KINGS HILL PASS, MARTINSDALE, RINGLING, AND  
CHECKERBOARD  
343 PM MDT TUE APR 1 2025  
 
...WINTER STORM WARNING REMAINS IN EFFECT  
UNTIL 6 AM MDT WEDNESDAY...  
 
* WHAT...HEAVY SNOW. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 3 AND 6  
INCHES.  
 
* WHERE...LITTLE BELT AND HIGHWOOD MOUNTAINS AND MEAGHER COUNTY  
VALLEYS.  
 
* WHEN...UNTIL 6 AM MDT WEDNESDAY.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS.  
 
* ADDITIONAL DETAILS...SOME ROADWAYS COULD BECOME ICY OVERNIGHT, AS  
WET ROADWAYS COULD FREEZE OVER.  
 
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.  
 
 
 
 
 
MTZ320-326-330-021200-  
/O.CON.KTFX.WS.W.0009.000000T0000Z-250402T1200Z/  
BIG BELT, BRIDGER AND CASTLE MOUNTAINS-GALLATIN VALLEY-GALLATIN  
AND MADISON COUNTY MOUNTAINS AND CENTENNIAL MOUNTAINS-  
INCLUDING THE FOLLOWING LOCATIONS: RAYNOLDS PASS, MAUDLOW,  
GALLATIN GATEWAY, BOZEMAN PASS, TRIDENT, DEEP CREEK PASS, BATTLE  
RIDGE PASS, BOZEMAN, BIG SKY, WEST YELLOWSTONE, AND TARGHEE PASS  
343 PM MDT TUE APR 1 2025  
 
...WINTER STORM WARNING REMAINS IN EFFECT  
UNTIL 6 AM MDT WEDNESDAY...  
 
* WHAT...HEAVY SNOW. ADDITIONAL SNOW ACCUMULATIONS OF 2 TO 5 INCHES  
AT LOWER ELEVATIONS, AND 5 TO 10 INCHES IN THE MOUNTAINS.  
 
* WHERE...BIG BELT, BRIDGER AND CASTLE MOUNTAINS, GALLATIN VALLEY,  
AND GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL MOUNTAINS.  
 
* WHEN...UNTIL 6 AM MDT WEDNESDAY.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS.  
 
* ADDITIONAL DETAILS...SOME ROADWAYS COULD BECOME ICY OVERNIGHT, AS  
WET ROADWAYS COULD FREEZE OVER.  
 
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.  
 
 
 
 
 
MTZ318-021200-  
/O.CON.KTFX.WW.Y.0030.000000T0000Z-250402T1200Z/  
SNOWY AND JUDITH MOUNTAINS-  
343 PM MDT TUE APR 1 2025  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT  
UNTIL 6 AM MDT WEDNESDAY...  
 
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 3 AND 6 INCHES.  
 
* WHERE...SNOWY AND JUDITH MOUNTAINS.  
 
* WHEN...UNTIL 6 AM MDT WEDNESDAY.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS.  
 
* ADDITIONAL DETAILS...SOME ROADWAYS COULD BECOME ICY OVERNIGHT, AS  
WET ROADWAYS COULD FREEZE OVER.  
 
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.  
 
 
 
 
 
MTZ319-323>325-021200-  
/O.CON.KTFX.WW.Y.0030.000000T0000Z-250402T1200Z/  
HELENA VALLEY-CANYON FERRY AREA-MISSOURI HEADWATERS-MADISON RIVER  
VALLEY-  
INCLUDING THE FOLLOWING LOCATIONS: PONY, JEFFERS, HARRISON,  
CAMERON, THREE FORKS, TOSTON, TOWNSEND, NORRIS, WILLOW CREEK,  
ENNIS, HELENA, WINSTON, MCALLISTER, AND WHITEHALL  
343 PM MDT TUE APR 1 2025  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT  
UNTIL 6 AM MDT WEDNESDAY...  
 
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS 2 TO 4 INCHES.  
 
* WHERE...CANYON FERRY AREA, HELENA VALLEY, MADISON RIVER VALLEY,  
AND MISSOURI HEADWATERS.  
 
* WHEN...UNTIL 6 AM MDT WEDNESDAY.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS.  
 
* ADDITIONAL DETAILS...SOME ROADWAYS COULD BECOME ICY OVERNIGHT, AS  
WET ROADWAYS COULD FREEZE OVER.  
 
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.  
 
 
 
 
 
MTZ327-020600-  
/O.CON.KTFX.WW.Y.0030.000000T0000Z-250402T0600Z/  
NORTHWEST BEAVERHEAD COUNTY-  
INCLUDING THE FOLLOWING LOCATIONS: DEWEY, WISDOM, CHIEF JOSEPH  
PASS, WISE RIVER, AND BIG HOLE PASS  
343 PM MDT TUE APR 1 2025  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT  
UNTIL MIDNIGHT MDT TONIGHT...  
 
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS OF 1 TO 3 INCHES.  
 
* WHERE...NORTHWEST BEAVERHEAD COUNTY.  
 
* WHEN...UNTIL MIDNIGHT MDT TONIGHT.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS.  
 
* ADDITIONAL DETAILS...SOME ROADWAYS COULD BECOME ICY OVERNIGHT, AS  
WET ROADWAYS COULD FREEZE OVER.  
 
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.  
 
 
 
 
 
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