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WWUS45 KBOU 180308

WSWBOU



URGENT - WINTER WEATHER MESSAGE

National Weather Service Denver CO

908 PM MDT Thu Apr 17 2025



COZ031-033-034-181215-

/O.CON.KBOU.WW.Y.0022.000000T0000Z-250419T1200Z/

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 Cameron Pass, Indian Peaks, East Slopes

Southern Gore Range, Breckenridge, Rocky Mountain National Park,

Berthoud Pass, East Slopes Mosquito Range, Rabbit Ears Range,

Eisenhower Tunnel, Mt Zirkel, Laramie and Medicine Bow Mountains,

Willow Creek Pass, Winter Park, Williams Fork Mountains, Kenosha

Mountains, and Mount Blue Sky

908 PM MDT Thu Apr 17 2025



...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT 

SATURDAY...



* WHAT...Snow expected. Total snow accumulations between 6 and 12 

  inches. Winds gusting as high as 40 mph.



* WHERE...Rabbit Ears Pass, Rocky Mountain National Park and the 

  Medicine Bow Range, and The Mountains of Summit County, the 

  Mosquito Range, and the Indian Peaks.



* WHEN...Until 6 AM MDT Saturday.



* IMPACTS...Snow covered roads will make travel hazardous.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Roads will be slick resulting in slow and hazardous travel. Allow 

extra time to reach your destination.



If traveling to the mountains, be prepared for winter driving 

conditions. Check cotrip.org for road closures and traction laws.



&&



$$



COZ035-036-181215-

/O.CON.KBOU.WW.Y.0022.250418T1000Z-250419T1200Z/

Larimer and Boulder Counties Between 6000 and 9000 Feet-Jefferson

and West Douglas Counties Above 6000 Feet/Gilpin/Clear

Creek/Northeast Park Counties Below 9000 Feet-

Including the cities of Georgetown, Glendevey, Idaho Springs, Red

Feather Lakes, Nederland, Estes Park, Evergreen, Westcreek,

Bailey, and Central City

908 PM MDT Thu Apr 17 2025



...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM FRIDAY TO 6 

AM MDT SATURDAY...



* WHAT...Snow expected. Total snow accumulations between 4 and 10 

  inches.



* WHERE...The Northern Front Range Foothills, and The Southern Front 

  Range Foothills.



* WHEN...From 4 AM Friday to 6 AM MDT Saturday.



* 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.



Roads will be slick resulting in slow and hazardous travel. Allow 

extra time to reach your destination.



&&



$$



COZ037-181215-

/O.CON.KBOU.WW.Y.0022.250418T1500Z-250419T1200Z/

Central and Southeast Park County-

Including the cities of Hartsel, South Park, Fairplay, and Lake

George

908 PM MDT Thu Apr 17 2025



...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM FRIDAY TO 6 

AM MDT SATURDAY...



* WHAT...Snow expected. Total snow accumulations between 4 and 8 

  inches.



* WHERE...South Park.



* WHEN...From 9 AM Friday to 6 AM MDT Saturday.



* 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.



Roads will be slick resulting in slow and hazardous travel. Allow 

extra time to reach your destination.



&&



$$



COZ041-181215-

/O.CON.KBOU.WW.Y.0022.250418T2100Z-250419T1800Z/

Elbert/Central and East Douglas Counties Above 6000 Feet-

Including the cities of Elbert, Fondis, Kiowa, Larkspur, and

Castle Rock

908 PM MDT Thu Apr 17 2025



...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM FRIDAY TO 

NOON MDT SATURDAY...



* WHAT...Snow expected. Total snow accumulations between 3 and 7 

  inches.



* WHERE...Castle Rock.



* WHEN...From 3 PM Friday to noon MDT Saturday.



* IMPACTS...Plan on slippery road conditions. The hazardous 

  conditions will impact the Friday 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



RPK