McKinney Lake Rainfall ForecastUnited StatesTNLawrence CountyMcKinney LakeToday 19 AprNo RainSun 20 AprNo RainMon 21 Apr90%Tue 22 Apr65%Wed 23 Apr40%Thu 24 Apr45%Fri 25 Apr35%McKinney 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 Huntsville RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads