North West Cape Swell ForecastUnited StatesCASonoma CountyNorth West Cape1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIINorth West Cape swell forecast issued yesterday at 9:44 pm. Next forecast at approx. 9:44 pm.Get WillyWeather+ to remove ads