Sea Haven Beach Swell ForecastUnited StatesNCOnslow CountySea Haven Beach1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIISea Haven Beach swell forecast issued today at 7:45 am. Next forecast at approx. 7:45 am.Get WillyWeather+ to remove ads