2014 Bitterroot Basin winter Snowpack information by Merle Ann Loman | Jan 27, 2014 | Big Hole, Bitterroot, Blackfoot, Clark Fork, iiii Winter/Snow, Missouri, Other, River, Seasons, Streamflows and snowpack info | This is the chart, see below for data on a map. NWCC – SNOTEL Snow Water Equivalent Update Graph – link to Graph