953  
WWUS45 KBYZ 121944  
WSWBYZ  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BILLINGS MT  
1244 PM MST SUN JAN 12 2025  
 
MTZ031-122045-  
/O.CAN.KBYZ.WW.Y.0006.000000T0000Z-250113T0100Z/  
NORTHERN ROSEBUD-  
1244 PM MST SUN JAN 12 2025  
   
..WINTER WEATHER ADVISORY IS CANCELLED
 
 
SNOW HAS TAPERED TO ISOLATED LIGHT SNOW SHOWERS, THUS THE ADVISORY  
HAS BEEN CANCELLED.  
 

 
 
MTZ067-068-130100-  
/O.CON.KBYZ.WS.W.0002.000000T0000Z-250113T0100Z/  
ABSAROKA/BEARTOOTH MOUNTAINS-CRAZY MOUNTAINS-  
INCLUDING THE LOCATIONS OF COOKE CITY  
1244 PM MST SUN JAN 12 2025  
 
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS  
EVENING...  
 
* WHAT...OCCASIONAL SNOW AND BLOWING SNOW. ADDITIONAL SNOW  
ACCUMULATIONS BETWEEN 1 AND 3 INCHES. WINDS GUSTING AS HIGH AS 35  
MPH AT TIMES.  
 
* WHERE...ABSAROKA/BEARTOOTH MOUNTAINS AND CRAZY MOUNTAINS.  
 
* WHEN...UNTIL 6 PM MST THIS EVENING.  
 
* IMPACTS...RECREATION IN THE HIGH COUNTRY WILL BE IMPACTED BY SNOW  
AND BLOWING SNOW. EXPECT THE AVALANCHE THREAT TO BE ELEVATED TODAY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF YOU ARE HEADING TO THE BACK COUNTRY BE SURE TO BE PREPARED FOR  
SEVERE WINTER CONDITIONS, AND LET SOMEONE KNOW OF YOUR PLANS IN CASE  
YOU BECOME STRANDED.  
 

 
 

 
 
MTZ138-169-131200-  
/O.CON.KBYZ.WS.W.0002.000000T0000Z-250113T1200Z/  
SOUTHERN BIG HORN-BIGHORN CANYON-  
INCLUDING THE LOCATIONS OF LODGE GRASS, FORT SMITH, PRYOR, AND  
WYOLA  
1244 PM MST SUN JAN 12 2025  
   
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY
 
 
* WHAT...OCCASIONAL SNOW AND BLOWING SNOW CONTINUE. ADDITIONAL SNOW  
ACCUMULATIONS BETWEEN 1 AND 3 INCHES. WINDS GUSTING AS HIGH AS 30  
MPH AT TIMES.  
 
* WHERE...BIGHORN CANYON AND SOUTHERN BIG HORN.  
 
* WHEN...UNTIL 5 AM MST MONDAY.  
 
* IMPACTS...TRAVEL WILL BE VERY DIFFICULT. THIS INCLUDES PORTIONS OF  
I-90 SOUTH OF CROW AGENCY THROUGH THE WYOMING STATE LINE, AND  
US-212 EAST OF CROW AGENCY TO ASHLAND.  
 
* ADDITIONAL DETAILS...THE HEAVIEST SNOWFALL IS EXPECTED IN THE  
HIGHER HILLS INCLUDING THE WOLF MOUNTAINS, AND THE NORTH FACING  
FOOTHILLS OF THE PRYOR AND BIGHORN MOUNTAINS. ANOTHER PERIOD OF  
LIGHT SNOW IS EXPECTED MONDAY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
PLEASE CONSIDER DELAYING ALL TRAVEL THROUGH THE WARNED AREA.  
MOTORISTS SHOULD USE EXTREME CAUTION IF TRAVEL IS ABSOLUTELY  
NECESSARY. IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND  
WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. FOR THE LATEST ROAD  
CONDITIONS, CALL 5 1 1.  
 

 
 

 
 
MTZ171-WYZ198-131200-  
/O.CON.KBYZ.WS.W.0002.000000T0000Z-250113T1200Z/  
PRYOR/NORTHERN BIGHORN MOUNTAINS-NORTHEAST BIGHORN MOUNTAINS-  
INCLUDING THE LOCATIONS OF BURGESS JCT AND STORY  
1244 PM MST SUN JAN 12 2025  
   
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY
 
 
* WHAT...HEAVY SNOW AND BLOWING SNOW CONTINUE. ADDITIONAL SNOW  
ACCUMULATIONS BETWEEN 3 AND 6 INCHES. WINDS GUSTING AS HIGH AS 40  
MPH AT TIMES.  
 
* WHERE...IN MONTANA, PRYOR/NORTHERN BIGHORN MOUNTAINS. IN WYOMING,  
NORTHEAST BIGHORN MOUNTAINS.  
 
* WHEN...UNTIL 5 AM MST MONDAY.  
 
* IMPACTS...RECREATION IN THE HIGH COUNTRY WILL BE IMPACTED BY HEAVY  
SNOWFALL AND SIGNIFICANT BLOWING AND DRIFTING SNOW. TRAVEL OVER  
US-14 THROUGH BURGESS JUNCTION WILL BE IMPOSSIBLE AT TIMES.  
 
* ADDITIONAL DETAILS...ANOTHER PERIOD OF LIGHT SNOW IS EXPECTED  
MONDAY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF YOU ARE HEADING TO THE BACK COUNTRY BE SURE TO BE PREPARED FOR  
SEVERE WINTER CONDITIONS, AND LET SOMEONE KNOW OF YOUR PLANS IN CASE  
YOU BECOME STRANDED. PEOPLE SHOULD CONSIDER DELAYING ALL TRAVEL.  
MOTORISTS SHOULD USE EXTREME CAUTION IF TRAVEL IS ABSOLUTELY  
NECESSARY.  
 
FOR THE LATEST ROAD CONDITIONS, CALL 5 1 1.  
 

 
 

 
 
WYZ199-131200-  
/O.CON.KBYZ.WS.W.0002.000000T0000Z-250113T1200Z/  
SHERIDAN FOOTHILLS-  
INCLUDING THE LOCATIONS OF DAYTON, BIG HORN, RANCHESTER,  
SHERIDAN, AND CLEARMONT  
1244 PM MST SUN JAN 12 2025  
   
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY
 
 
* WHAT...HEAVY SNOW AND PERIODS OF BLOWING SNOW CONTINUE. ADDITIONAL  
SNOW ACCUMULATIONS BETWEEN 1 AND 3 INCHES. WINDS GUSTING AS HIGH  
AS 30 MPH AT TIMES.  
 
* WHERE...SHERIDAN FOOTHILLS.  
 
* WHEN...UNTIL 5 AM MST MONDAY.  
 
* IMPACTS...PLAN ON VERY DIFFICULT TRAVEL CONDITIONS WITH SNOW  
COVERED ROADS, BLOWING AND DRIFTING SNOW, POOR VISIBILITY, AND  
GUSTY WINDS. THIS INCLUDES I-90 FROM ABERDEEN HILL TO PINEY CREEK.  
 
* ADDITIONAL DETAILS...THE HEAVIEST SNOW ACCUMULATIONS WILL BE IN  
THE HIGHER HILLS NORTHWEST AND SOUTH OF THE CITY OF SHERIDAN.  
ANOTHER PERIOD OF LIGHT SNOW IS EXPECTED MONDAY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
PLEASE CONSIDER DELAYING ALL TRAVEL THROUGH THE WARNED AREA.  
MOTORISTS SHOULD USE EXTREME CAUTION IF TRAVEL IS ABSOLUTELY  
NECESSARY. IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND  
WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. FOR THE LATEST ROAD  
CONDITIONS, CALL 5 1 1.  
 

 
 

 
 
MTZ029-030-057-058-173-130100-  
/O.CON.KBYZ.WW.Y.0006.000000T0000Z-250113T0100Z/  
MUSSELSHELL-TREASURE-NORTHERN BIG HORN-SOUTHERN ROSEBUD-  
NORTHEASTERN YELLOWSTONE-  
INCLUDING THE LOCATIONS OF MELSTONE, CROW AGENCY, BIGHORN, BUSBY,  
ROUNDUP, POMPEYS PILLAR, CUSTER, LAME DEER, ASHLAND, HYSHAM,  
MUSSELSHELL, BIRNEY, AND HARDIN  
1244 PM MST SUN JAN 12 2025  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS  
EVENING...  
 
* WHAT...OCCASIONAL SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO AN  
INCH OR TWO.  
 
* WHERE...MUSSELSHELL, NORTHEASTERN YELLOWSTONE, NORTHERN BIG HORN,  
TREASURE, AND SOUTHERN ROSEBUD.  
 
* WHEN...UNTIL 6 PM MST THIS EVENING.  
 
* IMPACTS...PLAN ON DIFFICULT TRAVEL CONDITIONS WITH SNOW COVERED  
ROADS AND POOR VISIBILITY AT TIMES.  
 
* ADDITIONAL DETAILS...ANOTHER PERIOD OF LIGHT SNOW IS EXPECTED  
MONDAY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD  
CONDITIONS, CALL 5 1 1.  
 

 
 

 
 
MTZ063-130100-  
/O.CON.KBYZ.WW.Y.0006.000000T0000Z-250113T0100Z/  
JUDITH GAP-  
INCLUDING THE LOCATIONS OF JUDITH GAP  
1244 PM MST SUN JAN 12 2025  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS  
EVENING...  
 
* WHAT...OCCASIONAL SNOW AND BLOWING SNOW CONTINUE. ADDITIONAL SNOW  
ACCUMULATIONS UP TO AN INCH OR TWO. NORTH WINDS GUSTING AS HIGH AS  
35 MPH.  
 
* WHERE...JUDITH GAP.  
 
* WHEN...UNTIL 6 PM MST THIS EVENING.  
 
* IMPACTS...PLAN ON DIFFICULT TRAVEL CONDITIONS ON US-191 THROUGH  
JUDITH GAP, WITH SNOW COVERED ROADS, POOR VISIBILITY, AND GUSTY  
WINDS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD  
CONDITIONS, CALL 5 1 1.  
 

 
 

 
 
ADDITIONAL GRAPHICS FOR THIS HAZARD CAN BE FOUND AT  
HTTP://WWW.WEATHER.GOV/BILLINGS  
 
LESTER  
 
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