WWUS45 KBOU 020252 WSWBOU URGENT - WINTER WEATHER MESSAGE National Weather Service Denver CO 852 PM MDT Wed Apr 1 2026 COZ031-033-034-020400- /O.EXP.KBOU.WW.Y.0012.000000T0000Z-260402T0300Z/ 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 Kenosha Mountains, Indian Peaks, Cameron Pass, Breckenridge, Mt Zirkel, Mount Blue Sky, Winter Park, Williams Fork Mountains, Rabbit Ears Range, Willow Creek Pass, Berthoud Pass, East Slopes Southern Gore Range, Eisenhower Tunnel, Laramie and Medicine Bow Mountains, East Slopes Mosquito Range, and Rocky Mountain National Park 852 PM MDT Wed Apr 1 2026 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 9 PM MDT THIS EVENING... Light snow showers will gradually diminish overnight. Additional accumulations will be two inches or less. Mountain travelers should still be on the lookout for slick roads through early Thursday morning, especially over the mountain passes. $$ For more information from the National Weather Service, visit https://weather.gov/bou 20