Mason Lake Rainfall ForecastUnited StatesNYHamilton CountyMason LakeToday 19 Apr80%Sun 20 Apr20%Mon 21 Apr40%Tue 22 Apr70%Wed 23 Apr5%Thu 24 Apr10%Fri 25 Apr35%Mason 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 Montague RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads