Marine Weather Net

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


REST OF TODAY

SE
WINDS
5 - 10
KNOTS

TONIGHT

E
WINDS
10 - 15
KNOTS

TUESDAY

SE
WINDS
5 - 10
KNOTS

TUESDAY NIGHT

SE
WINDS
10 - 15
KNOTS

The Marine Weather Forecast In Detail:
GMZ130 Forecast Issued: 907 AM CDT Mon Apr 29 2024

Rest Of Today...Southeast Winds 5 To 10 Knots Becoming East 10 To 15 Knots This Afternoon. Light Chop On The Bay Becoming A Moderate Chop This Afternoon. A Slight Chance Of Showers And Thunderstorms Late This Morning.
Tonight...East Winds 10 To 15 Knots Becoming Southeast 5 To 10 Knots After Midnight. A Moderate Chop On The Bay Becoming Light Chop After Midnight.
Tuesday...Southeast Winds 5 To 10 Knots Increasing To 10 To 15 Knots In The Afternoon. Light Chop On The Bay Becoming A Moderate Chop In The Afternoon. A Chance Of Showers And Thunderstorms, Mainly In The Morning.
Tuesday Night...Southeast Winds 10 To 15 Knots. A Moderate Chop On The Bay.
Wednesday...Southeast Winds 10 To 15 Knots Increasing To 15 To 20 Knots With Gusts Up To 30 Knots In The Afternoon. A Moderate Chop On The Bay Becoming Choppy In The Afternoon.
Wednesday Night...Southeast Winds 15 To 20 Knots With Gusts Up To 30 Knots. Choppy On The Bay.
Thursday...Southeast Winds 15 To 20 Knots With Gusts Up To 30 Knots. Choppy On The Bay.
Thursday Night...Southeast Winds 10 To 15 Knots. A Moderate Chop On The Bay.
Friday...Southeast Winds 10 To 15 Knots. A Moderate Chop On The Bay. A Slight Chance Of Showers And Thunderstorms In The Afternoon.
Friday Night...Southeast Winds 10 To 15 Knots. A Moderate Chop On The Bay. A Slight Chance Of Showers And Thunderstorms. Winds And Waves Higher In And Near Thunderstorms.
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Area Forecast Discussion
National Weather Service Brownsville TX
1220pm CDT Monday April 29 2024

Long Term
(Tuesday night through Sunday) Issued at 324am CDT Monday April 29 2024

Synoptic pattern has not varied much over the last few model runs with a quasi-zonal flow over much of the CONUS this week. The northern side a subtropical ridge edges into South Texas while farther north an elongated trough will pass west to east over the Northern Rockies to the Great Lakes.

The subtropical ridge to provide above normal temperatures for much of the week with model guidance still indicating amonalies of 3 to 8 degrees for highs and lows which translates to highs in the 90s and lows in the 70s. Dew points remain high elevating after heat indices 100-107 each afternoon. The most dangerous heat days look to be Thursday and Friday where the probability of heat indices greater than 105 degrees are low to medium or 20-50%.

A steady state moderate pressure gradient between ridging over the Gulf and low pressure across the Southern Plains maintains daily breezy to occasional windy conditions. On average the region can expect to see daytime breezes in the 15-25 mph range with Wednesday and Thursday looking like the windiest days

Rain chances continue to be limited through the work week with isolated convection still in the offering Wednesday and Thursday with some added moisture depth working with a weak disturbances in the westerly flow. Better chance continue to be indicated Friday and Saturday as sufficient moisture pools in advance of a frontal boundary moving into Central or even Southcentral Texas. Probability of Precipitation remain low across the board, 20-40 percent with best chances west of I-69C.

Marine
Issued at 324am CDT Monday April 29 2024

Today through Tuesday..Conditions over the waters are expected to continue to improve during the day as the winds start to weaken. Light to moderate onshore flow with moderate seas is the expected trend through Tuesday. Isolated showers and thunderstorms are possible through Tuesday and may cause locally elevated winds and seas.

Tuesday through Sunday: A static weather pattern will maintain a moderate pressure gradient for the remainder of the week and into next weekend. Weaker surface ridge extending over the Eastern Gulf to combine with lower pressure over NE Mexico and West Texas provide moderate onshore winds and a steady state sea state of 4 to 6 feet. This should be maintain periodic small craft caution wording for most of the week.

NOAA Brownsville TX Office: Watches - Warnings - Advisories
TX...High Rip Current Risk through Tuesday evening for TXZ451-454-455.

GM...None.