Cape Bougainville Swell ForecastAustraliaTASSouthernCape Bougainville1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIICape Bougainville swell forecast issued yesterday at 6:27 pm. Next forecast at approx. 6:27 pm.Get WillyWeather+ to remove ads