283
WWUS45 KBYZ 201855
WSWBYZ
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
1255 PM MDT WED MAY 20 2026
MTZ067-211900-
/O.NEW.KBYZ.WS.W.0009.260521T0000Z-260522T0000Z/
ABSAROKA/BEARTOOTH MOUNTAINS-
INCLUDING THE LOCATIONS OF COOKE CITY
1255 PM MDT WED MAY 20 2026
...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT
THURSDAY...
* WHAT...HEAVY SNOW EXPECTED...MAINLY ON NORTH FACING SLOPES ABOVE
7000 FT. TOTAL SNOW ACCUMULATIONS 8-13 INCHES. WINDS GUSTING AS
HIGH AS 30 MPH.
* WHERE...ABSAROKA/BEARTOOTH MOUNTAINS.
* WHEN...FROM 6 PM THIS EVENING TO 6 PM MDT THURSDAY.
* IMPACTS...RECREATION IN THE HIGH COUNTRY WILL BE IMPACTED BY HEAVY
ACCUMULATING SNOW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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-WYZ198-211900-
/O.NEW.KBYZ.WW.Y.0019.260521T0900Z-260522T0300Z/
PRYOR/NORTHERN BIGHORN MOUNTAINS-NORTHEAST BIGHORN MOUNTAINS-
INCLUDING THE LOCATIONS OF BURGESS JCT AND STORY
1255 PM MDT WED MAY 20 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM TO 9 PM MDT
THURSDAY...
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS 5 TO 10 INCHES.
WINDS GUSTING AS HIGH AS 30 MPH.
* WHERE...IN MONTANA, PRYOR/NORTHERN BIGHORN MOUNTAINS. IN WYOMING,
NORTHEAST BIGHORN MOUNTAINS.
* WHEN...FROM 3 AM TO 9 PM MDT THURSDAY.
* IMPACTS...TRAVEL COULD BE DIFFICULT. THE HAZARDOUS CONDITIONS WILL
IMPACT THE THURSDAY MORNING AND EVENING COMMUTES. ROADS, INCLUDING
US-14, WILL LIKELY BECOME SLIPPERY AND HAZARDOUS.
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
TESAR
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