Grouse Lake Rainfall ForecastUnited StatesIDLemhi CountyGrouse LakeToday 19 Apr10%Sun 20 Apr20%Mon 21 Apr50%Tue 22 Apr5%Wed 23 Apr15%Thu 24 Apr15%Fri 25 Apr35%Grouse Lake rainfall forecast issued today at 4:04 pm. Next forecast at approx. 6:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Boise RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads