Marine Weather Net

Matagorda Bay Marine Forecast


REST OF TONIGHT

E
WINDS
10 - 15
KNOTS

TUESDAY

E
WINDS
10 - 15
KNOTS

TUESDAY NIGHT

E
WINDS
10 - 15
KNOTS

WEDNESDAY

SE
WINDS
10 - 15
KNOTS

The Marine Weather Forecast In Detail:
GMZ330 Forecast Issued: 1213 AM CDT Tue Oct 27 2026

Rest Of Tonight...East Winds 10 To 15 Knots. Bay Waters Slightly Choppy. A Slight Chance Of Showers And Thunderstorms, Then A Chance Of Showers Late.
Tuesday...East Winds 10 To 15 Knots. Bay Waters Slightly Choppy. A Slight Chance Of Showers And Thunderstorms.
Tuesday Night...East Winds 10 To 15 Knots, Diminishing To Around 10 Knots After Midnight. Bay Waters Slightly Choppy, Diminishing To Smooth After Midnight.
Wednesday...East Winds Around 10 Knots, Becoming Southeast 10 To 15 Knots In The Afternoon. Bay Waters Smooth, Increasing To Slightly Choppy In The Afternoon. A Chance Of Showers.
Wednesday Night...East Winds 10 To 15 Knots, Becoming Southeast Around 10 Knots After Midnight. Bay Waters Slightly Choppy, Diminishing To Smooth After Midnight.
Thursday...East Winds 10 To 15 Knots. Bay Waters Slightly Choppy.
Thursday Night...East Winds 10 To 15 Knots. Bay Waters Slightly Choppy.
Friday...Southeast Winds 10 To 15 Knots. Bay Waters Slightly Choppy.
Friday Night...East Winds 10 To 15 Knots, Diminishing To Around 10 Knots After Midnight. Bay Waters Slightly Choppy, Diminishing To Smooth After Midnight.
Saturday...East Winds 5 To 10 Knots. Bay Waters Smooth.
Saturday Night...East Winds 5 To 10 Knots. Bay Waters Smooth. Winds And Waves Higher In And Near Thunderstorms.
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Area Forecast Discussion
National Weather Service Houston/Galveston TX
1155am CDT Monday Oct 26 2026

Issued at 1155am CDT Monday Oct 26 2026

In general, the weather should remain about status quo for most locations for the next several days with dominate low level ridging across the eastern CONUS stretching into Texas. One cannot rule out an isolated shower or two along the southern 2 tiers of counties nearest the coast and offshore through Thursday, but most of the area should remain dry. One exception, however, could be west and southwest of the metro area (Matagorda Bay-Brenham region) on Tue- Wed. This will be where higher moisture availability will be situated, and with the combination of some heating and weak passing mid level disturbances, scattered shra/thunderstorms could be initiated. There will be some increased mid-upper cloudiness areawide, so temperatures should be a degree or three cooler than we've seen the past couple days.

Heading into late week and into the weekend, mid level ridging should be suppressed further south and east of the region. This will set up a somewhat messy southwest flow aloft with the potential for some embedded impulses to track across Mexico into portions Texas. Trajectory and timing of these impulses are uncertain this far in advance. Much of the latest deterministic guidance seems to track a fair portion of these disturbances just to the nw/n of the region, but time will tell. Think the ongoing 20-35% POPs in the forecast will suffice for most of the CWA (County Warning Area) for now. 47

Marine
Issued at 1155am CDT Monday Oct 26 2026

A long easterly fetch situated across the northern Gulf will maintain 3 to 5 seas for much of the week. Some isolated to scattered showers and thunderstorms are possible at times as weak disturbances pass through, with the better chances generally situated offshore and near the Matagorda Bay region through the work week. 47

NOAA Houston/Galveston TX Office: Watches - Warnings - Advisories
TX...None. GM...Small Craft Should Exercise Caution from 4pm CDT this afternoon through late tonight for GMZ350-355-370-375.