Boat Harbour Beach Swell ForecastAustraliaNSWIllawarraBoat Harbour Beach1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIBoat Harbour Beach swell forecast issued today at 1:14 pm. Next forecast at approx. 1:14 pm.Get WillyWeather+ to remove ads