NWS Marine Forecast


   GMZ100-211830-  1250 AM CDT Thu Aug 21 2025      .SYNOPSIS...High pressure over the western Gulf of America will  produce generally light winds and low seas along the Lower Texas  Coast through the forecast.    $$
   GMZ130-132-135-211830-  Laguna Madre from the Port of Brownsville to the Arroyo Colorado-  Laguna Madre from the Arroyo Colorado To 5 NM north of Port  Mansfield TX-  Laguna Madre from 5 nm north of Port Mansfield to Baffin Bay TX-  1250 AM CDT Thu Aug 21 2025    TODAY  Southwest winds around 5 knots, becoming north late this  morning, then becoming east this afternoon. A light chop on the  bay.  TONIGHT  Southeast winds 5 to 10 knots, becoming southwest  early in the morning. A light chop on the bay. A slight chance of  showers and thunderstorms early in the morning.  FRIDAY  Southwest winds around 5 knots, becoming east in the  afternoon. A light chop on the bay. A slight chance of  thunderstorms in the morning. A chance of showers. A chance of  thunderstorms in the afternoon.  FRIDAY NIGHT  Southeast winds 5 to 10 knots, becoming south  after midnight. A light chop on the bay. A chance of showers with  a slight chance of thunderstorms.  SATURDAY  Southwest winds around 5 knots, becoming east in the  afternoon. A light chop on the bay. A chance of showers. A slight  chance of thunderstorms in the morning, then a chance of  thunderstorms in the afternoon.  SATURDAY NIGHT  Southeast winds 5 to 10 knots, becoming south  early in the morning. A light chop on the bay. A chance of  showers and thunderstorms early in the evening, then a slight  chance of showers late in the evening. A chance of showers and  thunderstorms after midnight.  SUNDAY  Southwest winds around 5 knots, becoming northeast late  in the morning, then becoming east in the afternoon. A light chop  on the bay. A chance of showers and thunderstorms.  SUNDAY NIGHT  Southeast winds 5 to 10 knots, becoming south  after midnight. A light chop on the bay. A chance of showers and  thunderstorms early in the evening. A slight chance of showers and  thunderstorms after midnight.  MONDAY  South winds around 5 knots, becoming southeast in the  afternoon. A light chop on the bay. A slight chance of showers  and thunderstorms in the morning, then a chance of showers and  thunderstorms in the afternoon.  MONDAY NIGHT  Southeast winds 5 to 10 knots, becoming south  early in the morning. A light chop on the bay. A chance of  showers and thunderstorms early in the evening.    Winds and waves higher in and near thunderstorms.    $$