Troutdale Rainfall ForecastUnited StatesORMultnomah CountyTroutdaleToday 14 AprNo RainTue 15 AprNo RainWed 16 AprNo RainThu 17 AprNo RainFri 18 AprNo RainSat 19 Apr5%Sun 20 Apr35%Troutdale 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 Portland RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads