Winthrop Wind ForecastUnited StatesWAOkanogan CountyWinthrop1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Winthrop wind forecast issued today at 5:34 am. Next forecast at approx. 5:34 pm.Winthrop Wind Statistics May WindOmak Airport (30.4 miles)2026AprilMayStrongest 2 May, 202636.9mph WNWAverage May8.7mphStrongest 7 April, 202651mph NAverage April7.8mphStrongest 7 April, 202651mph NAverage 20266.6mphClimate (2010–Present)Omak Airport (30.4 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 14 July, 202565.1mph NWAverage 2021–20267.5mphGet WillyWeather+ to remove ads