Lake of Keystone Rainfall ForecastUnited StatesFLHillsborough CountyLake of KeystoneToday 15 AprNo RainWed 16 Apr5%Thu 17 AprNo RainFri 18 AprNo RainSat 19 AprNo RainSun 20 AprNo RainMon 21 Apr5%Lake of Keystone rainfall forecast issued today at 2:04 pm. Next forecast at approx. 4:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Tampa Bay RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads