Nua'ailua Bay Swell ForecastUnited StatesHIMauiNua'ailua Bay1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIINua'ailua Bay swell forecast issued today at 1:48 am. Next forecast at approx. 1:48 am.Get WillyWeather+ to remove ads