Dorchester Wind ForecastUnited StatesIAAllamakee CountyDorchester1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Dorchester wind forecast issued today at 9:33 pm. Next forecast at approx. 9:33 am. Wind Speed Wind GustDorchester Wind Statistics August WindDecorah (16.8 miles)2026JulyAugustStrongest 1 August, 202615mph NNEAverage August5.8mphStrongest 31 July, 202618.3mph NEAverage July5.7mphStrongest 14 January, 202627.7mph NNWAverage 20267.8mphClimate (2021–2026)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