Surface hoar seen near West Yellowstone on Jan 14, 2015. Photo: J. Watt Advisory Year 14-15 Forecast link: GNFAC Avalanche Advisory for Wed Jan 21, 2015GNFAC Avalanche Forecast for Tue Jan 20, 2015GNFAC Avalanche Advisory for Sat Jan 17, 2015Southern Madison, 2015-01-14Access other image sizes:Very Large 1200pxLarge 480pxMedium 220pxSmall 150pxOriginal