Knapman Creek Entrance Swell ForecastAustraliaSAKangaroo IslandKnapman Creek Entrance1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIKnapman Creek Entrance swell forecast issued today at 7:09 pm. Next forecast at approx. 7:09 pm.Get WillyWeather+ to remove ads