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WWUS45 KBOU 151445
WSWBOU
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER CO
845 AM MDT SUN MAR 15 2026
COZ031-033-151545-
/O.EXP.KBOU.WW.Y.0011.000000T0000Z-260315T1500Z/
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 LARAMIE AND MEDICINE BOW MOUNTAINS, ROCKY
MOUNTAIN NATIONAL PARK, RABBIT EARS RANGE, MT ZIRKEL, WILLOW CREEK
PASS, AND CAMERON PASS
845 AM MDT SUN MAR 15 2026
..WINTER WEATHER ADVISORY WILL EXPIRE AT 9 AM MDT THIS MORNING
SNOW HAS DECREASED THIS MORNING ALLOWING THE ADVISORY TO EXPIRE.
COZ041-151800-
/O.EXB.KBOU.WW.Y.0011.000000T0000Z-260315T1800Z/
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
INCLUDING THE CITIES OF ELBERT, CASTLE ROCK, KIOWA, LARKSPUR, AND
FONDIS
845 AM MDT SUN MAR 15 2026
..WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MDT TODAY
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS OF 1 TO 3 INCHES
EXPECTED.
* WHERE...CASTLE ROCK, ELIZABETH, LARKSPUR.
* WHEN...UNTIL NOON MDT TODAY.
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT.
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.
COZ034-151800-
/O.EXT.KBOU.WW.Y.0011.000000T0000Z-260315T1800Z/
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 BRECKENRIDGE, EAST SLOPES SOUTHERN GORE
RANGE, WINTER PARK, KENOSHA MOUNTAINS, WILLIAMS FORK MOUNTAINS,
INDIAN PEAKS, EISENHOWER TUNNEL, BERTHOUD PASS, MOUNT BLUE SKY, AND
EAST SLOPES MOSQUITO RANGE
845 AM MDT SUN MAR 15 2026
..WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON MDT TODAY
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO TWO INCHES. WINDS
GUSTING AS HIGH AS 50 MPH.
* WHERE...THE MOUNTAINS OF SUMMIT COUNTY, THE MOSQUITO RANGE, AND THE
INDIAN PEAKS.
* WHEN...UNTIL NOON MDT TODAY.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS.
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.
ROADS WILL BE SLICK RESULTING IN SLOW AND HAZARDOUS TRAVEL. ALLOW
EXTRA TIME TO REACH YOUR DESTINATION.
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE, VISIT
HTTPS://WEATHER.GOV/BOU
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