Petrel Islet Swell ForecastAustraliaQLDMackayPetrel Islet1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIPetrel Islet swell forecast issued today at 6:13 am. Next forecast at approx. 6:13 am.Get WillyWeather+ to remove ads