Umpqua Dunes Swell ForecastUnited StatesORDouglas CountyUmpqua Dunes1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIUmpqua Dunes swell forecast issued yesterday at 9:48 pm. Next forecast at approx. 9:48 pm.Get WillyWeather+ to remove ads