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 6:25 pm. Next forecast at approx. 6:25 am.Chatham SPB Wind Statistics August WindAngoon (13 miles)2025JulyAugustStrongest 4 August, 20256.9mph SSEAverage August4.1mphStrongest 28 July, 202510.3mph SAverage July4.3mphStrongest 1 May, 202518.3mph EAverage 20255.3mphClimate (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