Chatham SPB Wind ForecastUnited StatesAKSitka BoroughChatham SPB1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Chatham SPB wind forecast issued today at 8:31 am. Next forecast at approx. 8:31 pm.Chatham SPB Wind Statistics April WindAngoon (13 miles)2025MarchAprilStrongest 1 April, 20254.7mph NWAverage April4.3mphStrongest 10 March, 202515mph ESEAverage March5.8mphStrongest 9 January, 202515mph ESEAverage 20255.8mphClimate (2010–Present)Angoon (13 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 1 October, 202124.2mph ESEAverage 2020–20255.4mphGet WillyWeather+ to remove ads