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 4:41 am. Next forecast at approx. 4:41 am.Get an account to remove ads