Galveston Bay Entrance - North Jetty Swell ForecastUnited StatesTXGalveston CountyGalveston Bay Entrance - North Jetty1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIGalveston Bay Entrance - North Jetty swell forecast issued today at 6:48 pm. Next forecast at approx. 6:48 pm.Get WillyWeather+ to remove ads