Diamond Beach Swell ForecastAustraliaNSWMid North CoastDiamond Beach1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIDiamond Beach swell forecast issued today at 6:43 am. Next forecast at approx. 6:43 am.Get an account to remove ads