Upper Trestles Swell ForecastUnited StatesCASan Diego CountyUpper Trestles1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIUpper Trestles swell forecast issued yesterday at 10:48 pm. Next forecast at approx. 10:48 pm.Get WillyWeather+ to remove ads