Bitterroot River Basin Snowpack at 147% of normal in March by Merle Ann Loman | Mar 3, 2014 | Bitterroot, iiii Winter/Snow, News bulletins, River, Streamflows and snowpack info | March 3, 2014 – Montana SNOTEL Current Snow Water Equivalent (SWE) percent of Normal Bitterroot River Basin increased to 105%!