Cathedral Lake Rainfall ForecastUnited StatesIDLemhi CountyCathedral LakeToday 19 Apr10%Sun 20 Apr40%Mon 21 Apr65%Tue 22 Apr5%Wed 23 Apr15%Thu 24 Apr15%Fri 25 Apr35%Cathedral Lake rainfall forecast issued today at 5:04 pm. Next forecast at approx. 7:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Missoula RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads