Arlington Municipal Airport Rainfall ForecastUnited StatesWASnohomish CountyArlington Municipal AirportToday 19 Apr30%Sun 20 Apr70%Mon 21 Apr30%Tue 22 AprNo RainWed 23 Apr5%Thu 24 Apr15%Fri 25 Apr30%Arlington Municipal Airport rainfall forecast issued today at 1:04 am. Next forecast at approx. 3:04 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Seattle RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads