498  
WWUS45 KBOU 011143  
WSWBOU  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE DENVER CO  
443 AM MST MON DEC 1 2025  
 
COZ031-033-034-011245-  
/O.EXP.KBOU.WW.Y.0028.000000T0000Z-251201T1200Z/  
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-SOUTH AND  
EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/NORTHWEST BOULDER  
COUNTIES ABOVE 9000 FEET-SOUTH AND SOUTHEAST GRAND/WEST CENTRAL  
AND SOUTHWEST BOULDER/GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST  
PARK COUNTIES ABOVE 9000 FEET-  
INCLUDING THE CITIES OF MT ZIRKEL, EISENHOWER TUNNEL, BERTHOUD PASS,  
BRECKENRIDGE, ROCKY MOUNTAIN NATIONAL PARK, RABBIT EARS RANGE,  
LARAMIE AND MEDICINE BOW MOUNTAINS, INDIAN PEAKS, WILLIAMS FORK  
MOUNTAINS, WILLOW CREEK PASS, WINTER PARK, CAMERON PASS, KENOSHA  
MOUNTAINS, EAST SLOPES MOSQUITO RANGE, MOUNT BLUE SKY, AND EAST  
SLOPES SOUTHERN GORE RANGE  
443 AM MST MON DEC 1 2025  
 
...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS  
MORNING...  
 
SNOW HAD DIMINISHED TO FLURRIES EARLY THIS MORNING. WHILE THE SNOW  
HAD MOSTLY ENDED, TRAVELERS SHOULD STILL BE PREPARED FOR SLICK AND  
SNOWPACKED ROADS OVER THE COLORADO HIGH COUNTRY. CHAIN AND TRACTION  
LAWS REMAIN IN EFFECT FOR SOME CORRIDORS. CHECK THE LATEST CONDITIONS  
AND TRACTION LAWS AT WWW.COTRIP.ORG.  
 

 
 
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE, VISIT  
HTTPS://WEATHER.GOV/BOU  
 
20  
 
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