Malheur Lake Rainfall ForecastUnited StatesORHarney CountyMalheur LakeToday 18 AprNo RainSat 19 Apr5%Sun 20 AprNo RainMon 21 AprNo RainTue 22 Apr5%Wed 23 Apr10%Thu 24 Apr15%Malheur Lake rainfall forecast issued today at 7:04 pm. Next forecast at approx. 9:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Boise RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads