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National Weather Service Marine Forecast FZUS54 KBRO

FZUS54 KBRO 131850
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
150 PM CDT Fri Jun 13 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.

GMZ100-140730
150 PM CDT Fri Jun 13 2025

SYNOPSIS
The difference between high pressure over the eastern Gulf with low pressure over the lee of the Sierra Madre will maintain moderate winds and seas through Saturday night. The pressure differences will relax Sunday through Tuesday before increasing a bit again Tuesday night through Wednesday night, with moderate seas and winds returning. Seas could reach Small Craft Exercise Caution by Wednesday night. Isolated to scattered mainly overnight and morning showers and thunderstorms can be expected Saturday through Tuesday, with additional coverage and intensity becoming more likely later Wednesday and Wednesday night.


GMZ130-132-135-140730
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
150 PM CDT Fri Jun 13 2025

TONIGHT
Southeast winds 10 to 15 knots. A moderate chop on the bay. A slight chance of showers toward daybreak.

SATURDAY
Southeast winds 10 to 15 knots. A moderate chop on the bay. A slight chance of showers early in the morning.

SATURDAY NIGHT
Southeast winds 10 to 15 knots. A moderate chop on the bay. A slight chance of showers and thunderstorms after midnight.

SUNDAY
Southeast winds 10 to 15 knots. A moderate chop on the bay. A chance of mainly morning showers and thunderstorms.

SUNDAY 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. A slight chance of showers and thunderstorms after midnight.

MONDAY
Southeast winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. A moderate chop on the bay. A chance of mainly morning showers and thunderstorms.

MONDAY NIGHT
Southeast winds 10 to 15 knots. A moderate chop on the bay. A chance of showers and thunderstorms early in the evening. A slight chance of showers and thunderstorms after midnight.

TUESDAY
Southeast winds 10 to 15 knots. A moderate chop on the bay. A slight chance of mainly morning showers and thunderstorms.

TUESDAY NIGHT
Southeast winds 10 to 15 knots. A moderate chop on the bay.

WEDNESDAY
Southeast winds 10 to 15 knots. A moderate chop on the bay. A slight chance of showers and thunderstorms.

WEDNESDAY NIGHT
Southeast winds 10 to 15 knots. A moderate chop on the bay. A slight chance of showers in the evening, then a chance of showers after midnight.

Winds and waves higher in and near thunderstorms.


GMZ150-155-140730
Gulf waters from Port Mansfield to the Rio Grande out 20 nm
Gulf waters from Baffin Bay to Port Mansfield out 20 nm
150 PM CDT Fri Jun 13 2025

TONIGHT
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers and thunderstorms early this morning.

SATURDAY
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers early in the morning.

SATURDAY NIGHT
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers and thunderstorms after midnight.

SUNDAY
Southeast winds around 10 knots. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 6 seconds. A chance of showers and thunderstorms until early afternoon, then a slight chance of showers and thunderstorms late in the afternoon.

SUNDAY NIGHT
Southeast winds 10 to 15 knots, becoming around 10 knots early in the morning. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers and thunderstorms early in the evening. A chance of showers with a slight chance of thunderstorms after midnight.

MONDAY
Southeast winds around 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. A chance of mainly morning and early afternoon showers and thunderstorms.

MONDAY NIGHT
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A chance of showers with a slight chance of thunderstorms early in the evening. A slight chance of showers and thunderstorms after midnight.

TUESDAY
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A slight chance of mainly morning and early afternoon showers and thunderstorms.

TUESDAY NIGHT
Southeast winds 10 to 15 knots. Seas 3 to 4 feet.

WEDNESDAY
Southeast winds around 15 knots. Seas 3 to 4 feet. A slight chance of thunderstorms. A slight chance of showers early in the morning, then a chance of showers in the afternoon.

WEDNESDAY NIGHT
Southeast winds around 15 knots. Seas 3 to 5 feet. A chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.


GMZ170-175-140730
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
150 PM CDT Fri Jun 13 2025

TONIGHT
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers and thunderstorms after midnight with a chance of showers and thunderstorms toward daybreak.

SATURDAY
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 6 seconds. A slight chance of showers early in the morning. A slight chance of showers and thunderstorms through early afternoon.

SATURDAY NIGHT
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers and thunderstorms, then a chance of showers and thunderstorms toward daybreak.

SUNDAY
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 6 seconds. A chance of showers and thunderstorms.

SUNDAY NIGHT
Southeast winds 10 to 15 knots, becoming around 10 knots early in the morning. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers and thunderstorms in the evening. A chance of showers and thunderstorms after midnight.

MONDAY
Southeast winds around 10 knots. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 6 seconds. A chance of showers and thunderstorms.

MONDAY NIGHT
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A chance of showers with a slight chance of thunderstorms early in the evening. A chance of showers with a slight chance of thunderstorms after midnight.

TUESDAY
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A chance of showers and thunderstorms until late afternoon, then a slight chance of showers and thunderstorms late in the afternoon.

TUESDAY NIGHT
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A slight chance of showers and thunderstorms early in the evening. A slight chance of showers and thunderstorms after midnight.

WEDNESDAY
Southeast winds around 15 knots. Seas 3 to 5 feet. A chance of showers with a slight chance of thunderstorms.

WEDNESDAY NIGHT
Southeast winds around 15 knots. Seas 4 to 5 feet. A chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.


52-Goldsmith