Missoula International Airport Rainfall ForecastUnited StatesMTMissoula CountyMissoula International AirportToday 19 Apr40%Sun 20 Apr40%Mon 21 Apr85%Tue 22 Apr15%Wed 23 Apr5%Thu 24 Apr10%Fri 25 Apr30%Missoula International Airport rainfall forecast issued today at 6:04 am. Next forecast at approx. 8:04 pm.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