Arnold Lake Rainfall ForecastUnited StatesMIWashtenaw CountyArnold LakeToday 19 Apr50%Sun 20 Apr15%Mon 21 Apr80%Tue 22 AprNo RainWed 23 Apr25%Thu 24 Apr20%Fri 25 Apr50%Arnold Lake rainfall forecast issued today at 6:04 pm. Next forecast at approx. 8:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Detroit RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads