Coastal Waters Forecast
Issued by NWS Brownsville, TX

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238
FZUS54 KBRO 050806
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
306 AM CDT Thu Jun 5 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.

GMZ100-052115-
306 AM CDT Thu Jun 5 2025

.SYNOPSIS...Gentle to moderate southeasterly winds and slight to
moderate seas are expected to continue through this weekend,
resulting in favorable conditions.

$$

GMZ130-132-135-052115-
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-
306 AM CDT Thu Jun 5 2025

.TODAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots this afternoon. Light chop on the bay becoming a
moderate chop this afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. A moderate chop on the
bay.
.FRIDAY...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 slight chance of showers and
thunderstorms in the afternoon.
.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 10 to 15 knots. A moderate chop on the
bay.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. A moderate chop
on the bay.
.MONDAY...South winds 10 to 15 knots becoming southeast 15 to
20 knots in the afternoon. A moderate chop on the bay becoming
choppy in the afternoon.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. A moderate chop
on the bay.

Winds and waves higher in and near thunderstorms.

$$

GMZ150-155-052115-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
306 AM CDT Thu Jun 5 2025

.TODAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 5 seconds.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 5 seconds.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 7 seconds. A slight chance of
showers.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: Southeast 4 feet at 6 seconds.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: Southeast 4 feet at 7 seconds.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
4 feet. Wave Detail: Southeast 4 feet at 6 seconds.
.SUNDAY...South winds 10 to 15 knots. Seas 3 to 4 feet.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
.MONDAY...South winds 10 to 15 knots. Seas 3 to 4 feet.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.

$$

GMZ170-175-052115-
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-
306 AM CDT Thu Jun 5 2025

.TODAY...Southeast winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 5 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
9 seconds. A chance of showers in the morning. A slight chance of
thunderstorms. A slight chance of showers in the afternoon.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: Southeast 4 feet at 7 seconds.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Wave Detail: Southeast 4 feet at 7 seconds.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
5 feet. Wave Detail: Southeast 4 feet at 6 seconds.
.SUNDAY...South winds 10 to 15 knots. Seas 3 to 5 feet.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
.MONDAY...South winds 10 to 15 knots. Seas 3 to 4 feet.
.MONDAY NIGHT...Southeast winds around 15 knots. Seas 3 to
5 feet. A slight chance of showers after midnight.

Winds and seas higher in and near thunderstorms.

$$