Port Patterson Swell ForecastAustraliaNTDarwinPort Patterson1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIPort Patterson swell forecast issued today at 5:47 pm. Next forecast at approx. 5:47 pm.Get WillyWeather+ to remove ads