Expires:202503071845;Remove:202503071845;105677 WWUS45 KCYS 071740 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 1040 AM MST Fri Mar 7 2025 NEZ002-003-095-071845- /O.EXP.KCYS.WS.W.0007.000000T0000Z-250307T1800Z/ Dawes County-Box Butte County-Northern Sioux County- Including the cities of Chadron, Hemingford, Harrison, Alliance, and Chadron St Park 1040 AM MST Fri Mar 7 2025 ...WINTER STORM WARNING WILL EXPIRE AT 11 AM MST THIS MORNING... Heavier snow has ended, light snow may continue throughout the day. Use caution as slick roads will be possible. $$