Juneau Harbor SPB Rainfall ForecastUnited StatesAKJuneau BoroughJuneau Harbor SPBToday 19 Apr65%Sun 20 Apr25%Mon 21 Apr100%Tue 22 Apr85%Wed 23 Apr45%Thu 24 Apr30%Fri 25 Apr30%Juneau Harbor SPB rainfall forecast issued today at 3:04 pm. Next forecast at approx. 5:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Biorka Island RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads