821
WWUS45 KBYZ 170141
WSWBYZ
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
741 PM MDT THU APR 16 2026
MTZ067-068-171200-
/O.CON.KBYZ.WS.W.0007.000000T0000Z-260417T1200Z/
ABSAROKA/BEARTOOTH MOUNTAINS-CRAZY MOUNTAINS-
INCLUDING THE LOCATIONS OF COOKE CITY
741 PM MDT THU APR 16 2026
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT FRIDAY
* WHAT...HEAVY SNOW OCCURRING. ADDITIONAL SNOW ACCUMULATIONS UP TO 5
INCHES POSSIBLE. WINDS GUSTING AS HIGH AS 30 MPH.
* WHERE...ABSAROKA/BEARTOOTH MOUNTAINS AND CRAZY MOUNTAINS.
* WHEN...UNTIL 6 AM MDT FRIDAY.
* IMPACTS...RECREATION IN THE HIGH COUNTRY WILL BE IMPACTED BY HEAVY
ACCUMULATING SNOW. WIDESPREAD BLOWING SNOW COULD SIGNIFICANTLY
REDUCE VISIBILITY. AVALANCHE DANGER MAY INCREASE.
* ADDITIONAL DETAILS...HIGHEST SNOW TOTALS EXPECTED OVER 8,000 FEET.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
RECREATION IN THE BACKCOUNTRY WILL BE HAZARDOUS DUE TO FALLING AND
BLOWING SNOW. BE ALERT FOR THE POSSIBILITY OF INCREASED AVALANCHE
CONDITIONS.
MTZ040-171200-
/O.CON.KBYZ.WW.Y.0015.000000T0000Z-260417T1200Z/
NORTHERN PARK-
INCLUDING THE LOCATIONS OF WILSALL AND CLYDE PARK
741 PM MDT THU APR 16 2026
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT FRIDAY
* WHAT...ADDITIONAL SNOW ACCUMULATIONS UP TO ONE INCH.
* WHERE...NORTHERN PARK.
* WHEN...UNTIL 6 AM MDT FRIDAY.
* IMPACTS...PLAN ON SLICK ROAD CONDITIONS AND POOR VISIBILITY AT
TIMES.
* ADDITIONAL DETAILS...SCATTERED SNOW SHOWERS MAY PRODUCE LOCALIZED
VISIBILITY REDUCTIONS AND SLICK ROADS OVERNIGHT TONIGHT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD
CONDITIONS, CALL 5 1 1.
MTZ056-065-066-171200-
/O.CON.KBYZ.WW.Y.0015.000000T0000Z-260417T1200Z/
RED LODGE FOOTHILLS-LIVINGSTON AREA-BEARTOOTH FOOTHILLS-
INCLUDING THE LOCATIONS OF MCLEOD, RED LODGE, ROSCOE, NYE,
LIVINGSTON, ROBERTS, FISHTAIL, AND SPRINGDALE
741 PM MDT THU APR 16 2026
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT FRIDAY
* WHAT...ADDITIONAL SNOW ACCUMULATIONS UP TO ONE INCH.
* WHERE...BEARTOOTH FOOTHILLS, LIVINGSTON AREA, AND RED LODGE
FOOTHILLS.
* WHEN...UNTIL 6 AM MDT FRIDAY.
* IMPACTS...PLAN ON SLICK ROAD CONDITIONS AND POOR VISIBILITY AT
TIMES.
* ADDITIONAL DETAILS...SCATTERED SNOW SHOWERS MAY PRODUCE LOCALIZED
VISIBILITY REDUCTIONS AND SLICK ROADS OVERNIGHT TONIGHT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD
CONDITIONS, CALL 5 1 1.
MTZ064-171200-
/O.CON.KBYZ.WW.Y.0015.000000T0000Z-260417T1200Z/
PARADISE VALLEY-
INCLUDING THE LOCATIONS OF EMIGRANT
741 PM MDT THU APR 16 2026
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT FRIDAY
* WHAT...ADDITIONAL SNOW ACCUMULATIONS UP TO ONE INCH.
* WHERE...PARADISE VALLEY.
* WHEN...UNTIL 6 AM MDT FRIDAY.
* IMPACTS...PLAN ON SLICK ROAD CONDITIONS AND POOR VISIBILITY AT
TIMES.
* ADDITIONAL DETAILS...SCATTERED SNOW SHOWERS MAY PRODUCE LOCALIZED
VISIBILITY REDUCTIONS AND SLICK ROADS OVERNIGHT TONIGHT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD
CONDITIONS, CALL 5 1 1.
MTZ138-WYZ199-171200-
/O.CON.KBYZ.WW.Y.0015.000000T0000Z-260417T1200Z/
SOUTHERN BIG HORN-SHERIDAN FOOTHILLS-
INCLUDING THE LOCATIONS OF SHERIDAN, DAYTON, BIG HORN, LODGE GRASS,
RANCHESTER, CLEARMONT, PRYOR, AND WYOLA
741 PM MDT THU APR 16 2026
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT FRIDAY
* WHAT...ADDITIONAL SNOW ACCUMULATIONS UP TO THREE INCHES. WINDS
GUSTING AS HIGH AS 40 MPH.
* WHERE...IN MONTANA, SOUTHERN BIG HORN. IN WYOMING, SHERIDAN
FOOTHILLS.
* WHEN...UNTIL 6 AM MDT FRIDAY.
* IMPACTS...PLAN ON SLIPPERY ROADS AND SHARPLY REDUCED VISIBILITY.
* ADDITIONAL DETAILS...VISIBILITY MAY DROP DOWN TO 1/4 MILE AT TIMES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD
CONDITIONS, CALL 5 1 1.
MTZ171-WYZ198-171200-
/O.CON.KBYZ.WW.Y.0015.000000T0000Z-260417T1200Z/
PRYOR/NORTHERN BIGHORN MOUNTAINS-NORTHEAST BIGHORN MOUNTAINS-
INCLUDING THE LOCATIONS OF BURGESS JCT AND STORY
741 PM MDT THU APR 16 2026
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT FRIDAY
* WHAT...SNOW OCCURRING. ADDITIONAL SNOW ACCUMULATIONS UP TO 4
INCHES. WINDS GUSTING AS HIGH AS 35 MPH.
* WHERE...IN MONTANA, PRYOR/NORTHERN BIGHORN MOUNTAINS. IN WYOMING,
NORTHEAST BIGHORN MOUNTAINS.
* WHEN...UNTIL 6 AM MDT FRIDAY.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT AT TIMES, INCLUDING
HIGHWAY 14. BLOWING SNOW COULD SIGNIFICANTLY REDUCE VISIBILITY.
* ADDITIONAL DETAILS...VISIBILITY MAY DROP DOWN TO 1/4 MILE AT TIMES.
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
MCKEOWN-ROBBIE
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