URGENT - WINTER WEATHER MESSAGE National Weather Service Riverton WY 1024 AM MST Thu Feb 4 2021 ...Moderate Snow Returns to Western and Northern Wyoming... .Scattered snow showers will occur today. A weather system in northwest flow will bring widespread snow to the western and northern Wyoming this evening into Friday. The heaviest snow is expected from around midnight Thursday night through Friday morning. WYZ023-050600- /O.CON.KRIW.WW.Y.0009.210205T0600Z-210206T0100Z/ Star Valley- Including the cities of Afton, Alpine, Star Valley Ranch, and Thayne ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 6 PM MST FRIDAY... * WHAT...Snow expected. Total snow accumulations of 3 to 6 inches, with locally higher amounts possible near Alpine and along the east side of the Star Valley. * WHERE...Star Valley. * WHEN...From 11 PM this evening to 6 PM MST Friday. The heaviest snow is expected from late tonight into Friday morning. * IMPACTS...Travel could be very difficult.