GMZ300-091730-
 1204 AM CDT Wed Sep 9 2026
 
 .Synopsis For High Island to the Matagorda Ship Channel Out 60 NM
 including Galveston and Matagorda Bays.
 
 Light onshore flow and low seas will prevail for the next several
 days, perhaps increasing a touch by the end of the work week as
 the pressure gradient slightly tightens. The main concern for
 mariners will be dodging the late night and morning scattered
 showers and thunderstorms.
 
 $$



   GMZ330-091730-  Matagorda Bay-  1204 AM CDT Wed Sep 9 2026    REST OF TONIGHT  Southeast winds 10 to 15 knots, diminishing to  around 10 knots late. Bay waters slightly choppy, diminishing to  smooth late. A chance of showers and thunderstorms late.  WEDNESDAY  Southeast winds 10 knots. Bay waters smooth to  slightly choppy. Showers and thunderstorms likely, mainly in the  morning.  WEDNESDAY NIGHT  Southeast winds 10 knots. Bay waters smooth to  slightly choppy. A chance of showers and thunderstorms after  midnight.  THURSDAY  East winds around 5 knots, becoming southeast 10  knots in the afternoon. Bay waters smooth to slightly choppy. A  chance of showers and thunderstorms in the morning.  THURSDAY NIGHT  South winds 5 to 10 knots. Bay waters smooth.  FRIDAY  South winds 5 to 10 knots. Bay waters smooth. A chance  of showers and thunderstorms.  FRIDAY NIGHT  South winds 10 to 15 knots with gusts up to  20 knots. Bay waters slightly choppy.  SATURDAY  South winds 10 to 15 knots. Bay waters slightly  choppy.  SATURDAY NIGHT  South winds 10 to 15 knots. Bay waters slightly  choppy.  SUNDAY  South winds 10 to 15 knots. Bay waters slightly choppy.  SUNDAY NIGHT  Southeast winds 10 to 15 knots. Bay waters  slightly choppy.    Winds and waves higher in and near thunderstorms.    $$