National Weather Service United States Department of Commerce

Winter weather advisories will be in effect through tonight into early Tuesday morning. Along our mountain peaks, an additional 6 inches of snow are possible, especially on north faces. Niobrara County and locations above 9000 feet in the Arlington and I-80 Summit zones can anticipate up to 2-4 additional inches. Slippery driving conditions are possible. Additionally, winds will be breezy with gusts reaching 55 MPH at elevated locations, and to about 40 MPH along I-80. Be weather aware if traveling along I-80 between Rawlins and Cheyenne.
6:30AM 11/2 - Rain showers will mix with snow above 6500 ft this morning, and then drop quickly this evening to around 4500 ft. Accumulation is possible, with areas on the north or northwest sides of terrain features favored.
6:30AM 11/2 - Rain and high elevation snow showers will continue Monday and Monday night across the area. Carbon County and the US-20 Corridor from Douglas to Chadron will see the most consistent precipitation, while showers will be spottier elsewhere. Snow mixes in above 6500 ft Monday, then down to 4500 ft Monday night. Highest precipitation totals expected on the north and northwest sides of terrain features.
6:30AM 11/2 - Widespread strong and gusty northwest winds are expected to develop shortly. Winds will pick up rapidly during the morning hours, with the strongest winds expected Monday afternoon and evening. Widespread gusts of 45 to 55 mph are anticipated, with a few localized gusts exceeding 60 mph possible.