552  
WWUS45 KBOU 172058  
WSWBOU  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE DENVER CO  
258 PM MDT FRI APR 17 2026  
 
COZ034-172200-  
/O.CAN.KBOU.WW.Y.0014.000000T0000Z-260417T2300Z/  
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 WILLIAMS FORK MOUNTAINS, EAST SLOPES MOSQUITO  
RANGE, BERTHOUD PASS, MOUNT BLUE SKY, EAST SLOPES SOUTHERN GORE  
RANGE, INDIAN PEAKS, EISENHOWER TUNNEL, BRECKENRIDGE, KENOSHA  
MOUNTAINS, AND WINTER PARK  
258 PM MDT FRI APR 17 2026  
   
..WINTER WEATHER ADVISORY IS CANCELLED
 
 
SNOW HAS GRADUALLY ENDED, WITH ROAD CONDITIONS IMPROVING THIS PAST  
HOUR. LINGERING LIGHT SNOW SHOWERS ARE STILL POSSIBLE FOR THE NEXT  
COUPLE OF HOURS.  
 

 
 
COZ031-033-172200-  
/O.EXP.KBOU.WW.Y.0014.000000T0000Z-260417T2100Z/  
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-SOUTH AND  
EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/NORTHWEST BOULDER  
COUNTIES ABOVE 9000 FEET-  
INCLUDING THE CITIES OF CAMERON PASS, WILLOW CREEK PASS, RABBIT EARS  
RANGE, ROCKY MOUNTAIN NATIONAL PARK, LARAMIE AND MEDICINE BOW  
MOUNTAINS, AND MT ZIRKEL  
258 PM MDT FRI APR 17 2026  
   
..WINTER WEATHER ADVISORY WILL EXPIRE AT 3 PM MDT THIS AFTERNOON
 
 
SNOW HAS GRADUALLY ENDED, WITH ROAD CONDITIONS IMPROVING THIS PAST  
HOUR. LINGERING LIGHT SNOW SHOWERS ARE STILL POSSIBLE FOR THE NEXT  
COUPLE OF HOURS.  
 

 
 
COZ036-172300-  
/O.CON.KBOU.WW.Y.0014.000000T0000Z-260417T2300Z/  
JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR  
CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET-  
INCLUDING THE CITIES OF WESTCREEK, EVERGREEN, BAILEY, CENTRAL CITY,  
GEORGETOWN, AND IDAHO SPRINGS  
258 PM MDT FRI APR 17 2026  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MDT THIS  
AFTERNOON...  
 
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 2 TO 7 INCHES.  
 
* WHERE...THE SOUTHERN FRONT RANGE FOOTHILLS.  
 
* WHEN...UNTIL 5 PM MDT THIS AFTERNOON.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS FOR THE EARLY EVENING  
COMMUTE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD CONDITIONS  
FOR COLORADO CAN BE OBTAINED BY CALLING 5 1 1 OR BY GOING TO  
WWW.COTRIP.ORG.  
 

 
 

 
 
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE, VISIT  
HTTPS://WEATHER.GOV/BOU  
 
41  
 
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