Coastal Waters Forecast
Issued by NWS Brownsville, TX

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923
FZUS54 KBRO 030529
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
1229 AM CDT Thu Jul 3 2025

Lower Texas coastal waters from Baffin Bay to the mouth of the
Rio Grande out 60 NM.

Seas are provided as a range of the average height of the highest
1/3 of the waves, along with the occasional height of the average
highest 10 percent of the waves.

GMZ100-031815-
1229 AM CDT Thu Jul 3 2025

.SYNOPSIS...Generally moderate southeasterly winds and seas are
expected to give way to calmer, more favorable seas by the weekend
along the Lower Texas Coast with surface high pressure taking
hold over the western Gulf. Small Craft Should Exercise Caution
and Small Craft Advisory are not expected to be needed. Low
chances of showers and thunderstorms are possible today, but
diminish afterwards until next Monday.

$$

GMZ130-132-135-031815-
Laguna Madre from the Port of Brownsville to the Arroyo Colorado-
Laguna Madre from the Arroyo Colorado To 5 NM north of Port
Mansfield TX-
Laguna Madre from 5 nm north of Port Mansfield to Baffin Bay TX-
1229 AM CDT Thu Jul 3 2025

.TODAY...Southeast winds 10 to 15 knots. A moderate chop on the
bay.
.TONIGHT...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.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. A moderate chop
on the bay.
.SATURDAY...Southeast winds 10 to 15 knots. A moderate chop on
the bay.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. A moderate chop
on the bay.
.SUNDAY...Southeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. A moderate chop on the bay.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots, diminishing to
5 to 10 knots after midnight. Light chop on the bay.
.MONDAY...Southeast winds 5 to 10 knots. Light chop on the bay. A
slight chance of showers and thunderstorms.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Light chop on the
bay. A slight chance of showers and thunderstorms early in the
evening.

Winds and waves higher in and near thunderstorms.

$$

GMZ150-155-031815-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
1229 AM CDT Thu Jul 3 2025

.TODAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 6 seconds.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 6 seconds.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 5 seconds and east 1 foot at
10 seconds.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Wave Detail: Southeast 3 feet at 5 seconds and east 1 foot at
10 seconds.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 5 seconds and east 1 foot at
9 seconds.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Southeast 2 feet at 6 seconds.
.SUNDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
.MONDAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. A
slight chance of showers and thunderstorms.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
A slight chance of showers and thunderstorms early in the
evening.

Winds and seas higher in and near thunderstorms.

$$

GMZ170-175-031815-
Gulf waters from Port Mansfield to the Rio Grande extending from
20 to 60 nm-
Gulf waters from Baffin Bay to Port Mansfield extending from
20 to 60 nm-
1229 AM CDT Thu Jul 3 2025

.TODAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 6 seconds.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Wave
Detail: Southeast 3 feet at 6 seconds.
.FRIDAY...South winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 5 seconds and east 1 foot at
10 seconds.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 5 seconds and east 1 foot at
10 seconds.
.SATURDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 5 seconds and east 1 foot at
9 seconds.
.SATURDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. Wave Detail: Southeast 2 feet at 6 seconds and east
1 foot at 9 seconds.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
.MONDAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. A
slight chance of showers and thunderstorms.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
A slight chance of showers after midnight.

Winds and seas higher in and near thunderstorms.

$$