Dorchester Wind ForecastUnited StatesIAAllamakee CountyDorchester1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Dorchester wind forecast issued today at 6:35 pm. Next forecast at approx. 6:35 am.Dorchester Wind Statistics February WindDecorah (16.8 miles)2026JanuaryFebruaryStrongest 6 February, 202623mph NWAverage February7.4mphStrongest 14 January, 202627.7mph NNWAverage January8.5mphStrongest 14 January, 202627.7mph NNWAverage 20268.3mphClimate (2010–Present)Decorah (16.8 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 5 March, 202531.1mph NNWAverage 2021–20268mphGet WillyWeather+ to remove ads