Coastal Waters Forecast
Issued by NWS Brownsville, TX

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504
FZUS54 KBRO 140625
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
1225 AM CST Fri Nov 14 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.

GMZ100-141915-
1225 AM CST Fri Nov 14 2025

.SYNOPSIS...Generally favorable conditions are expected across the
Gulf waters and the Laguna Madre. However, each afternoon winds
will increase leading to potential for brief Small Craft Should
Exercise Caution headlines, mainly on the Laguna Madre. This
pattern is expected to continue for the next several days.

$$

GMZ130-132-135-141915-
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-
1225 AM CST Fri Nov 14 2025

.TODAY...Southeast winds 5 to 10 knots, increasing to 10 to
15 knots this afternoon. Light chop on the bay, increasing to a
moderate chop this afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. A moderate chop on the
bay.
.SATURDAY...Southeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Light chop on the bay, increasing to a
moderate chop in the afternoon.
.SATURDAY NIGHT...South winds 10 to 15 knots. A moderate chop on
the bay.
.SUNDAY...South winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. Light chop on the bay, increasing to a
moderate chop in the afternoon.
.SUNDAY NIGHT...South winds 10 to 15 knots. A moderate chop on
the bay.
.MONDAY...South winds 10 to 15 knots. A moderate chop on the bay.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. A moderate chop
on the bay.
.TUESDAY...South winds 10 to 15 knots, becoming southeast 15 to
20 knots in the afternoon. A moderate chop on the bay, increasing
to choppy in the afternoon.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots, increasing to
15 to 20 knots after midnight. A moderate chop on the bay,
increasing to choppy after midnight.

$$

GMZ150-155-141915-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
1225 AM CST Fri Nov 14 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 2 to 4 feet. Wave
Detail: Southeast 3 feet at 5 seconds.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 5 seconds.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 5 seconds.
.SUNDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 5 seconds.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
Wave Detail: Southeast 3 feet at 6 seconds.
.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.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
.TUESDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to
5 feet. A slight chance of showers after midnight.

$$

GMZ170-175-141915-
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-
1225 AM CST Fri Nov 14 2025

.TODAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Wave
Detail: Southeast 3 feet at 5 seconds.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Wave
Detail: Southeast 3 feet at 5 seconds.
.SATURDAY...Southeast winds around 10 knots. Seas 2 to 4 feet.
Wave Detail: Southeast 3 feet at 5 seconds and southeast 1 foot
at 8 seconds.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
Wave Detail: Southeast 3 feet at 6 seconds.
.SUNDAY...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
Wave Detail: Southeast 4 feet at 6 seconds.
.MONDAY...South winds 10 to 15 knots. Seas 3 to 4 feet.
.MONDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 5 feet.
.TUESDAY...Southeast winds around 15 knots. Seas 3 to 5 feet.
.TUESDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to
5 feet. A slight chance of showers after midnight.

$$