390 WWUS45 KBOU 010033 WSWBOU URGENT - WINTER WEATHER MESSAGE National Weather Service Denver CO 533 PM MST Thu Feb 28 2019 ...HEAVY SNOW FOR THE NORTHERN MOUNTAINS TONIGHT THROUGH SATURDAY... ...SNOW AND COLD RETURN TO THE FRONT RANGE FRIDAY NIGHT AND THROUGH THE WEEKEND... .Moisture embedded in zonal flow aloft will move across Colorado tonight through Saturday night. Periods of heavy snow will occur at times. In the mountains, 14 to 36 inches of accumulation will be possible with locally up to 48 inches by late Saturday evening. Winds gusting up to 45 mph at times will produce areas of blowing snow and poor visibilities. A moist Pacific jet stream combined with an arctic cold front will bring snow to the Front Range and eastern plains beginning Friday night and continuing through Saturday night. COZ031-033-034-010845- /O.EXT.KBOU.WS.W.0005.000000T0000Z-190303T1200Z/ Rabbit Ears Pass- Rocky Mountain National Park and the Medicine Bow Range- The Mountains of Summit County, the Mosquito Range, and the Indian Peaks- Including the cities of East Slopes Park and Northern Gore Ranges, Gore Pass, Rabbit Ears Pass, Cameron Pass, Laramie and Medicine Bow Mountains, Rabbit Ears Range, Rocky Mountain National Park, Willow Creek Pass, Berthoud Pass, Breckenridge, East Slopes Mosquito Range, East Slopes Southern Gore Range, Eisenhower Tunnel, Indian Peaks, Kenosha Mountains, Mount Evans, Williams Fork Mountains, and Winter Park 533 PM MST Thu Feb 28 2019 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 5 AM MST SUNDAY... * WHAT...Heavy snow expected. Total snow accumulations of 14 to 28 inches expected. Up to 36 inches possible over northern mountains. Winds gusting as high as 45 mph. * WHERE...The Mountains of Summit County, the Mosquito Range, and the Indian Peaks. * WHEN...Until 5 AM MST Sunday. * ADDITIONAL DETAILS...Travel could be very difficult to impossible. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means severe winter weather conditions will make travel very hazardous or impossible. If you must travel, keep an extra flashlight, food and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ COZ030-032-010845- /O.NEW.KBOU.WW.Y.0015.190301T0033Z-190303T1200Z/ North Park-Grand and Summit Counties Below 9000 Feet- Including the cities of Gould, North Park, Rand, Spicer, Walden, Dillon, Fraser, Granby, Grand Lake, Hot Sulphur Springs, and Kremmling 533 PM MST Thu Feb 28 2019 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY... * WHAT...Snow. Additional snow accumulations of 6 to 12 inches. * WHERE...North Park and Grand and Summit Counties Below 9000 Feet. * WHEN...Until 5 AM MST Sunday. * ADDITIONAL DETAILS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means periods of snow will cause primarily travel difficulties. Expect snow covered roads and limited visibilities, and use caution while driving. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ COZ035-038-042-010845- /O.NEW.KBOU.WS.A.0004.190302T0000Z-190303T1200Z/ The Northern Front Range Foothills-Fort Collins-Briggsdale- Including the cities of Estes Park, Glendevey, Nederland, Red Feather Lakes, Fort Collins, Hereford, Loveland, Nunn, Briggsdale, Grover, Pawnee Buttes, Raymer, and Stoneham 533 PM MST Thu Feb 28 2019 ...WINTER STORM WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE SATURDAY NIGHT... * WHAT...Heavy snow possible. Total snow accumulations of 4 to 8 inches possible with up to 12 inches in the Northern Foothills. * WHERE...The Northern Front Range Foothills, Fort Collins and Briggsdale. * WHEN...From Friday afternoon through late Saturday night. * ADDITIONAL DETAILS...Travel could be very difficult. The hazardous conditions could impact the evening commute. The cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Watch means there is potential for significant snow, sleet or ice accumulations that may impact travel. Continue to monitor the latest forecasts. && $$ COZ036-039>041-043-010845- /O.NEW.KBOU.WS.A.0004.190302T1600Z-190303T1200Z/ The Southern Front Range Foothills- Boulder and the western suburbs of Denver-Denver-Castle Rock- Greeley- Including the cities of Bailey, Central City, Evergreen, Georgetown, Idaho Springs, Westcreek, Arvada, Boulder, Golden, Lakewood, Longmont, Aurora, Brighton, City of Denver, Denver International Airport, Highlands Ranch, Littleton, Parker, Castle Rock, Elbert, Fondis, Kiowa, Larkspur, Eaton, Fort Lupton, Greeley, and Roggen 533 PM MST Thu Feb 28 2019 ...WINTER STORM WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY NIGHT... * WHAT...Heavy snow possible. Total snow accumulations of 3 to 8 inches possible. * WHERE...The Southern Front Range Foothills, Boulder and the western suburbs of Denver, Denver, Castle Rock and Greeley. * WHEN...From Saturday morning through late Saturday night. * ADDITIONAL DETAILS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Watch means there is potential for significant snow, sleet or ice accumulations that may impact travel. Continue to monitor the latest forecasts. && $$