NWS Marine Forecast


   GMZ200-311815-  1248 AM CDT Sun Aug 31 2025      .SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...    Gentle to moderate (BF 3-4) onshore flow with occasionally fresh  (BF 5) breezes along the southern bays and nearshore waters will  continue through most of the upcoming week. Rain chances will  become low to medium (20-70%) late today through early Tuesday  afternoon before diminishing as a boundary moves south through the  waters. The boundary passage will shift winds to the north and  bring in drier air. Onshore flow will return by Wednesday.    $$
   GMZ236-237-311815-  Copano, Aransas, and Redfish Bays-  San Antonio, Mesquite, and Espiritu Santo Bays-  1248 AM CDT Sun Aug 31 2025    TODAY  South winds 5 to 10 knots, becoming southeast this  afternoon. Bay and inland waters smooth. A chance of showers and  thunderstorms.  TONIGHT  East winds 5 to 10 knots. Bay and inland waters  smooth. A slight chance of showers and thunderstorms in the  evening, then a chance of showers and thunderstorms after  midnight.  MONDAY  North winds around 5 knots, becoming northeast in the  afternoon. Bay and inland waters smooth to slightly choppy. A  chance of thunderstorms. Showers.  MONDAY NIGHT  Northeast winds 5 to 10 knots. Bay and inland  waters smooth to slightly choppy. A chance of showers and  thunderstorms.  TUESDAY  North winds 5 to 10 knots, becoming northeast in the  afternoon. Bay and inland waters smooth to slightly choppy. A  chance of showers and thunderstorms, mainly in the morning.  TUESDAY NIGHT  East winds 5 to 10 knots, becoming south after  midnight. Bay and inland waters smooth.  WEDNESDAY  Northwest winds around 5 knots, becoming northeast  in the afternoon. Bay and inland waters smooth to slightly  choppy.  WEDNESDAY NIGHT  Southeast winds 5 to 10 knots, becoming south  after midnight. Bay and inland waters smooth.  THURSDAY  Northwest winds around 5 knots, becoming southeast in  the afternoon. Bay and inland waters smooth.  THURSDAY NIGHT  South winds 5 to 10 knots. Bay and inland  waters smooth.    Winds and waves higher in and near thunderstorms.    $$