Marine Weather Net

Laguna Madre from Port Mansfield to Baffin Bay Marine Forecast


REST OF TODAY

SE
WINDS
15 - 20
KNOTS

TONIGHT

SE
WINDS
15 - 20
KNOTS

FRIDAY

SE
WINDS
10 - 15
KNOTS

FRIDAY NIGHT

SE
WINDS
10 - 15
KNOTS

The Marine Weather Forecast In Detail:
GMZ135 Forecast Issued: 129 PM CDT Thu Jul 16 2026

SMALL CRAFT SHOULD EXERCISE CAUTION
Rest Of Today...Southeast Winds 15 To 20 Knots. Choppy On The Bay.
Tonight...Southeast Winds 15 To 20 Knots, Diminishing To 10 To 15 Knots Early In The Morning. Choppy On The Bay, Diminishing To A Moderate Chop Early In The Morning.
Friday...Southeast Winds 10 To 15 Knots. A Moderate Chop On The Bay.
Friday Night...Southeast Winds 10 To 15 Knots. A Moderate Chop On The Bay.
Saturday...Southeast Winds 10 To 15 Knots, Increasing To 15 To 20 Knots Late In The Afternoon. A Moderate Chop On The Bay, Increasing To Choppy Late In The Afternoon.
Saturday Night...Southeast Winds 10 To 15 Knots. A Moderate Chop On The Bay.
Sunday...South Winds 10 To 15 Knots, Becoming Southeast 15 To 20 Knots In The Afternoon. Choppy On The Bay.
Sunday Night...Southeast Winds 15 To 20 Knots, Diminishing To 10 To 15 Knots After Midnight. A Moderate Chop On The Bay.
Monday...Southeast Winds 10 To 15 Knots, Increasing To 15 To 20 Knots Late In The Afternoon. A Moderate Chop On The Bay, Increasing To Choppy Late In The Afternoon.
Monday Night...Southeast Winds 10 To 15 Knots. A Moderate Chop On The Bay.
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Area Forecast Discussion
National Weather Service Brownsville TX
1038pm CDT Thu July 16 2026

...NewARINE... .KEY MESSAGES... Updated at 1026pm CDT Thu July 16 2026

* Hot and rain-free conditions are expected into late next week, with Moderate (level 2 of 4) to Major (level 3 of 4) Heat Risk.

* There is a Moderate Risk of life-threatening rip currents at area beaches into this weekend.

Issued at 1026pm CDT Thu July 16 2026

High pressure gradually builds across the Gulf turning up the heat into next week and cutting rain chances down below 10 percent. High temperatures may top 100 for many locations by Sunday, nearing record highs by mid next week. A Moderate (level 2 of 4) Heat Risk can be expected every day across Deep South Texas through next Thursday, with pockets of Major (level 3 of 4) Heat Risk in portions of the Rio Grande Valley.

Along the coast, long period swell may continue a moderate risk of life-threatening rip currents into the weekend, with conditions overall becoming more favorable as high pressure builds and astronomical tides subside.

Marine
Issued at 1026pm CDT Thu July 16 2026

Light to moderate southeasterly winds continue across the coastal waters through the forecast period with high pressure building across the Gulf. Seas of 2 to 4 feet are expected with a long period swell through the weekend. Generally favorable marine conditions return late this weekend into next week. Afternoon winds will drive a periodic chop on the bay with Small Craft Caution conditions possible.

NOAA Brownsville TX Office: Watches - Warnings - Advisories
TX...None. GM...None.