532
WWUS45 KBYZ 210715
WSWBYZ
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
115 AM MDT THU MAY 21 2026
MTZ067-220000-
/O.CON.KBYZ.WS.W.0009.000000T0000Z-260522T0000Z/
ABSAROKA/BEARTOOTH MOUNTAINS-
INCLUDING THE LOCATIONS OF COOKE CITY
115 AM MDT THU MAY 21 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
* WHAT...PERIODS OF HEAVY SNOW...MAINLY ON NORTH FACING SLOPES ABOVE
6500 FT. TOTAL SNOW ACCUMULATIONS 8 TO 15 INCHES. NORTH WINDS
GUSTING AS HIGH AS 30 MPH.
* WHERE...ABSAROKA/BEARTOOTH MOUNTAINS.
* WHEN...UNTIL 6 PM MDT THIS EVENING.
* IMPACTS...RECREATION IN THE HIGH COUNTRY WILL BE IMPACTED BY HEAVY
ACCUMULATING SNOW.
* ADDITIONAL DETAILS...SEVERAL INCHES OF SNOW ARE EXPECTED OVER
BEARTOOTH PASS, WHICH MAY IMPACT THE OPENING OF THE HIGHWAY AT THE
END OF THE WEEK. BE SURE TO MONITOR ROAD CONDITIONS BEFORE
TRAVELING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DON'T BE CAUGHT UNPREPARED IN THE HIGH COUNTRY DURING THIS WINTER
STORM. FOR THE LATEST ROAD CONDITIONS, CALL 5 1 1.
MTZ171-WYZ198-220300-
/O.CON.KBYZ.WW.Y.0019.260521T0900Z-260522T0300Z/
PRYOR/NORTHERN BIGHORN MOUNTAINS-NORTHEAST BIGHORN MOUNTAINS-
INCLUDING THE LOCATIONS OF STORY AND BURGESS JCT
115 AM MDT THU MAY 21 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS
EVENING...
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS 5 TO 10 INCHES.
NORTH WINDS GUSTING AS HIGH AS 30 MPH.
* WHERE...IN MONTANA, PRYOR/NORTHERN BIGHORN MOUNTAINS. IN WYOMING,
NORTHEAST BIGHORN MOUNTAINS.
* WHEN...UNTIL 9 PM MDT THIS EVENING.
* IMPACTS...EXPECT WINTRY TRAVEL CONDITIONS ON US-14 THROUGH BURGESS
JUNCTION. RECREATION IN THE HIGH COUNTRY WILL BE IMPACTED BY HEAVY
ACCUMULATING SNOW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR THE LATEST ROAD CONDITIONS, CALL 5 1 1.
ADDITIONAL GRAPHICS FOR THIS HAZARD CAN BE FOUND AT
HTTP://WWW.WEATHER.GOV/BILLINGS
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