Coastal Waters Forecast
Issued by NWS Brownsville, TX

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510
FZUS54 KBRO 060513
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
1213 AM CDT Sun Jul 6 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.

GMZ100-061815-
1213 AM CDT Sun Jul 6 2025

.SYNOPSIS...Low pressure over central TX will maintain moderate
south to southeast winds and low to moderate seas through the
remainder of the weekend. There is a low (around 20 percent)
chance of showers and thunderstorms today through Wednesday, and
conditions could deteriorate in the vicinity of any showers and
thunderstorms. South to southeast winds decrease to light to
moderate by early next week as surface high pressure dominates.

$$

GMZ130-132-135-061815-
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-
1213 AM CDT Sun Jul 6 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.
.MONDAY...Southeast winds 10 to 15 knots. A moderate chop on the
bay. A slight chance of showers. A slight chance of thunderstorms
in the afternoon.
.MONDAY NIGHT...Southeast winds 10 to 15 knots, diminishing to
5 to 10 knots early in the morning. A moderate chop on the bay,
diminishing to light chop early in the morning. A slight chance
of showers and thunderstorms early in the evening.
.TUESDAY...Southeast winds 5 to 10 knots. Light chop on the bay.
A slight chance of showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Light chop on the
bay. A slight chance of showers and thunderstorms early in the
evening.
.WEDNESDAY...Southeast winds 5 to 10 knots, increasing to 10 to
15 knots late in the afternoon. Light chop on the bay, increasing
to a moderate chop late in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
early in the morning. A moderate chop on the bay, diminishing to
light chop early in the morning.
.THURSDAY...South winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. A moderate chop on the bay.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
early in the morning. A moderate chop on the bay.

Winds and waves higher in and near thunderstorms.

$$

GMZ150-155-061815-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
1213 AM CDT Sun Jul 6 2025

.TODAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 5 seconds.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 5 seconds.
.MONDAY...Southeast winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 5 seconds. A slight chance of
showers. A slight chance of thunderstorms in the afternoon.
.MONDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. Wave Detail: Southeast 2 feet at 5 seconds. A slight
chance of showers and thunderstorms early in the evening. A
slight chance of showers and thunderstorms after midnight.
.TUESDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of
showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds around 10 knots, becoming 5 to
10 knots early in the morning. Seas 2 to 3 feet. Wave Detail:
Southeast 3 feet at 6 seconds.
.WEDNESDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
early in the morning. Seas 2 to 4 feet.
.THURSDAY...South winds 10 to 15 knots. Seas 2 to 3 feet.
.THURSDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ170-175-061815-
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-
1213 AM CDT Sun Jul 6 2025

.TODAY...Southeast winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 5 seconds.
.TONIGHT...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 5 seconds.
.MONDAY...Southeast winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 5 seconds. A slight chance of showers
and thunderstorms.
.MONDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. Wave Detail: Southeast 2 feet at 6 seconds. A slight
chance of showers and thunderstorms early in the evening. A
slight chance of showers and thunderstorms after midnight.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds. A chance of showers and
thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming around
10 knots early in the morning. Seas 2 to 3 feet. Wave Detail:
Southeast 3 feet at 6 seconds. A slight chance of showers early
in the evening. A slight chance of showers and thunderstorms
after midnight.
.WEDNESDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms in the morning.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet.
.THURSDAY...South winds around 10 knots. Seas 2 to 3 feet.
.THURSDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$