Lake Superior Agate Geological Marker Rainfall ForecastUnited StatesMNLake CountyLake Superior Agate Geological MarkerToday 19 Apr5%Sun 20 Apr5%Mon 21 Apr55%Tue 22 Apr45%Wed 23 Apr45%Thu 24 Apr25%Fri 25 Apr35%Lake Superior Agate Geological Marker rainfall forecast issued today at 6:04 pm. Next forecast at approx. 8:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Duluth RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads