Winthrop Wind ForecastUnited StatesWAOkanogan CountyWinthrop1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Winthrop wind forecast issued today at 3:35 pm. Next forecast at approx. 3:35 am. Wind Speed Wind GustWinthrop Wind Statistics August WindOmak Airport (30.4 miles)2026JulyAugustStrongest 1 August, 202638mph WNWAverage August8.6mphStrongest 15 July, 202642.1mph NNEAverage July8.6mphStrongest 7 April, 202651mph NAverage 20267.5mphClimate (2021–2026)Omak Airport (30.4 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 14 July, 202565.1mph NWAverage 2021–20267.4mphGet WillyWeather+ to remove ads