Brown Island Wind ForecastUnited StatesWASan Juan CountyBrown Island1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Brown Island wind forecast issued today at 9:32 pm. Next forecast at approx. 9:32 am.Brown Island Wind Statistics July WindFriday Harbor Airport (1.2 miles)2025JuneJulyStrongest – Average July–Strongest 18 June, 202528mph SWAverage June4.7mphStrongest 19 March, 202563.1mph SAverage 20255.1mphClimate (2010–Present)Friday Harbor Airport (1.2 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 19 March, 202563.1mph SAverage 2020–20256mphGet WillyWeather+ to remove ads