Oslo Rainfall ForecastUnited StatesMNMarshall CountyOsloToday 19 AprNo RainSun 20 AprNo RainMon 21 AprNo RainTue 22 Apr60%Wed 23 Apr35%Thu 24 Apr20%Fri 25 Apr25%Oslo rainfall forecast issued today at 3:04 am. Next forecast at approx. 5:04 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Grand Forks RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads