Weather Alerts For Keystone Resort, CO

URGENT - WINTER WEATHER MESSAGE National Weather Service Denver CO 103 PM MST Sat Dec 20 2025 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 East Slopes Mosquito Range, Mt Zirkel, Berthoud Pass, Indian Peaks, Breckenridge, East Slopes Southern Gore Range, Kenosha Mountains, Willow Creek Pass, Rocky Mountain National Park, Mount Blue Sky, Cameron Pass, Eisenhower Tunnel, Williams Fork Mountains, Winter Park, Rabbit Ears Range, and Laramie and Medicine Bow Mountains 103 PM MST Sat Dec 20 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT... * WHAT...Snow and blowing snow. Additional snow accumulations up to 3 inches. Winds gusting as high as 50 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 midnight MST tonight. * IMPACTS...Plan on slippery road conditions, especially over the high mountain passes. 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. &&