Smiths Reservoir Rainfall ForecastUnited StatesUTUtah CountySmiths ReservoirToday 19 Apr30%Sun 20 Apr5%Mon 21 Apr40%Tue 22 Apr15%Wed 23 Apr30%Thu 24 Apr35%Fri 25 Apr20%Smiths Reservoir rainfall forecast issued today at 4:04 pm. Next forecast at approx. 6:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Salt Lake City RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads