Portola Rainfall ForecastUnited StatesCAPlumas CountyPortolaToday 17 AprNo RainFri 18 AprNo RainSat 19 AprNo RainSun 20 Apr5%Mon 21 AprNo RainTue 22 Apr5%Wed 23 Apr5%Portola rainfall forecast issued today at 8:04 pm. Next forecast at approx. 10:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Reno RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads