Kupreanof Harbor Wind ForecastUnited StatesAKLake and Peninsula BoroughKupreanof Harbor1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Kupreanof Harbor wind forecast issued today at 8:31 am. Next forecast at approx. 8:31 pm.Kupreanof Harbor Wind Statistics April WindSand Point (55.9 miles)2025MarchAprilStrongest – Average April–Strongest 28 March, 202547mph NNWAverage March15mphStrongest 22 January, 202562mph SSWAverage 202512.2mphClimate (2010–Present)Sand Point (55.9 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 22 January, 202562mph SSWAverage 2020–202511.2mphGet WillyWeather+ to remove ads