Granite Island Wind ForecastUnited StatesAKKenai Peninsula BoroughGranite Island1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAA Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Granite Island wind forecast issued today at 12:35 pm. Next forecast at approx. 12:35 am.Granite Island Wind Statistics May WindSeward (34.2 miles)2026AprilMayStrongest 11 May, 202620.8mph SAverage May8.5mphStrongest 30 April, 202621.9mph SSWAverage April8.9mphStrongest 25 February, 202635.8mph NWAverage 202612.2mphClimate (2010–Present)Seward (34.2 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 28 January, 202463.1mph NAverage 2021–20269.3mphGet WillyWeather+ to remove ads