Portland Offshore Swell ForecastAustraliaVICWestern DistrictPortland Offshore1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIPortland Offshore swell forecast issued today at 1:24 pm. Next forecast at approx. 1:24 pm.Get WillyWeather+ to remove ads