Flathead National Forest Rainfall ForecastUnited StatesMTFlathead CountyFlathead National ForestToday 18 Apr15%Sat 19 Apr25%Sun 20 Apr80%Mon 21 Apr95%Tue 22 Apr65%Wed 23 Apr30%Thu 24 Apr30%Flathead National Forest rainfall forecast issued today at 6:04 pm. Next forecast at approx. 8:04 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