Marine Weather Net

Laguna Madre from the Port of Brownsville to the Arroyo Colorado Marine Forecast


TODAY

NW
WINDS
15
KNOTS

TONIGHT

E
WINDS
5 - 10
KNOTS

THURSDAY

SW
WINDS
5 KNOTS

THURSDAY NIGHT

SE
WINDS
5 - 10
KNOTS

The Marine Weather Forecast In Detail:
GMZ130 Forecast Issued: 334 AM CDT Wed Sep 11 2024

Today...Northwest Winds Around 15 Knots, Becoming North 10 To 15 Knots This Afternoon, Then Becoming Northeast 5 To 10 Knots Late This Afternoon. Choppy On The Bay, Diminishing To A Moderate Chop This Afternoon, Then Diminishing To Light Chop Late This Afternoon.
Tonight...East Winds 5 To 10 Knots, Becoming Southwest Early In The Morning. Light Chop On The Bay, Diminishing To Smooth In The Late Evening And Overnight.
Thursday...Southwest Winds Around 5 Knots, Becoming Southeast Around 5 Knots Late In The Morning, Then Becoming East Early In The Afternoon, Increasing To 5 To 10 Knots Late In The Afternoon. Smooth On The Bay, Increasing To Light Chop Late In The Afternoon.
Thursday Night...Southeast Winds 5 To 10 Knots, Becoming South After Midnight. Light Chop On The Bay.
Friday...South Winds Around 5 Knots, Becoming Southeast In The Afternoon. Light Chop On The Bay. A Slight Chance Of Showers. A Slight Chance Of Thunderstorms In The Afternoon.
Friday Night...Southeast Winds 5 To 10 Knots. Light Chop On The Bay. A Slight Chance Of Showers Early In The Evening. A Slight Chance Of Showers After Midnight.
Saturday...Southeast Winds 5 To 10 Knots, Becoming Around 10 Knots Late In The Afternoon. Light Chop On The Bay. A Slight Chance Of Thunderstorms In The Morning. A Chance Of Showers. A Chance Of Thunderstorms In The Afternoon.
Saturday Night...Southeast Winds 5 To 10 Knots. Light Chop On The Bay. A Chance Of Showers. A Chance Of Thunderstorms Early In The Evening, Then A Slight Chance Of Thunderstorms In The Late Evening And Overnight.
Sunday...Southeast Winds 5 To 10 Knots. Light Chop On The Bay. A Chance Of Showers. A Slight Chance Of Thunderstorms Early In The Morning, Then A Chance Of Thunderstorms In The Afternoon.
Sunday Night...Southeast Winds 5 To 10 Knots. Light Chop On The Bay. A Chance Of Showers And Thunderstorms. Winds And Waves Higher In And Near Thunderstorms.
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Area Forecast Discussion
...UPDATED National Weather Service Brownsville TX
627am CDT Wednesday September 11 2024

Long Term
(Thursday night through Tuesday) Issued at 322am CDT Wednesday September 11 2024

The remnants of Francine will be over the mid Mississippi Valley at the beginning of the long term and will really not be a significant player in the local forecast from late this week, over the weekend, and through early next week.

A weak pressure gradient and an upstream short wave ridge moving over the area will support seasonal weather. The ridge will initially weaken/break down over the weekend, leaving a more zonal flow aloft, and this will permit an modest increase in proximate convection over the entire CWA (County Warning Area) from Saturday through Monday. The ridge may rebuild over Texas early next week in response to troughing swinging across the north and central West CONUS. The modest ridging will shepherd most of the later convection over the Gulf, but some could also develop across eastern sections.

Though temperatures in general will drift up through Friday (high temperatures could touch or marginally surmount the century mark out west), but will not be as high on Saturday, perhaps with the help of extra clouds and shower activity, and should remain mainly in the 90s through the rest of the long term. Rip current risk will likely remain low through the entire long term due to forecasted low wave heights.

Marine
Issued at 322am CDT Wednesday September 11 2024

Today through Thursday...Small craft advisories remain in effect on the Gulf Waters through early this evening. As Hurricane Francine continues to move farther away from the lower Texas coast, overall conditions will steadily improve through tonight. Isolated showers will be possible today through Thursday.

Thursday night through Sunday night...Light to moderate southeast winds and low to moderate seas. Isolated to scattered showers and thunderstorms will develop Friday through Sunday night. The remnants of Francine will move to the mid Mississippi Valley by Thursday night, leaving a weak pressure gradient and upstream ridging for the lower Texas Coast. That setup will support a fairly typical summer regime. With the light winds and ample offshore tropical moisture, Gulf convection will show a modest upward trend through the weekend.

NOAA Brownsville TX Office: Watches - Warnings - Advisories
TX...Coastal Flood Advisory until 10am CDT this morning for TXZ451- 454-455.

High Rip Current Risk through this evening for TXZ451-454-455.

High Surf Advisory until 7pm CDT this evening for TXZ451-454- 455.

GM...Small Craft Advisory until 7pm CDT this evening for GMZ150-155- 170-175.