Barter Island Swell ForecastUnited StatesAKNorth Slope BoroughBarter Island1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIBarter Island swell forecast issued today at 9:47 am. Next forecast at approx. 9:47 am.Get an account to remove ads