Mount Formidable Rainfall ForecastUnited StatesWASkagit CountyMount FormidableToday 19 Apr35%Sun 20 Apr70%Mon 21 Apr45%Tue 22 Apr10%Wed 23 Apr10%Thu 24 Apr25%Fri 25 Apr35%Mount Formidable rainfall forecast issued today at 2:04 am. Next forecast at approx. 4:04 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Seattle RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads