The Arch Swell ForecastAustraliaVICWestern DistrictThe Arch1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIThe Arch swell forecast issued yesterday at 5:59 pm. Next forecast at approx. 5:59 pm. Wave Height Sea TemperatureGet WillyWeather+ to remove ads