NWS Marine Forecast


   GMZ300-130515-  Synopsis for High Island to the Matagorda Ship Channel out  60 nautical miles including Galveston and Matagorda Bays  1108 AM CDT Mon May 12 2025    .Synopsis For High Island to the Matagorda Ship Channel Out 60 NM  including Galveston and Matagorda Bays.    Onshore flow resumes tonight and increases tomorrow into Wednesday.  Small craft will need to exercise caution, and Small Craft  Advisories will likely be warranted at times Tuesday, Wednesday,  and Thursday. Stronger winds could also lead to strong rip  currents along the beaches and higher water levels in and near the  bays. Winds decrease near the end of the work week into the  upcoming weekend.    $$
   GMZ330-130515-  Matagorda Bay-  1108 AM CDT Mon May 12 2025    REST OF TODAY  West winds 5 to 10 knots, backing to southwest  late. Bay waters smooth.  TONIGHT  South winds 10 to 15 knots. Bay waters slightly  choppy.  TUESDAY  South winds around 15 knots, rising to 15 to 20 knots  in the late morning and afternoon. Bay waters slightly choppy,  rising to choppy in the late morning and afternoon.  TUESDAY NIGHT  South winds around 20 knots, rising to 20 to  25 knots after midnight, easing to around 20 knots late. Bay  waters choppy, rising to rough after midnight, easing to choppy  late.  WEDNESDAY  South winds 15 to 20 knots. Bay waters choppy.  WEDNESDAY NIGHT  South winds 15 to 20 knots. Bay waters choppy.  THURSDAY  South winds around 15 knots. Bay waters slightly  choppy to choppy.  THURSDAY NIGHT  South winds 10 to 15 knots. Bay waters slightly  choppy.  FRIDAY  South winds 10 to 15 knots. Bay waters slightly choppy.  FRIDAY NIGHT  Southeast winds 10 to 15 knots. Bay waters  slightly choppy.    $$