Multnomah Channel - Johnson Landing Rainfall ForecastUnited StatesORColumbia CountyMultnomah Channel - Johnson LandingToday 19 Apr30%Sun 20 Apr55%Mon 21 Apr5%Tue 22 AprNo RainWed 23 AprNo RainThu 24 Apr25%Fri 25 Apr40%Multnomah Channel - Johnson Landing rainfall forecast issued today at 4:04 pm. Next forecast at approx. 6:04 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