FZUS54 KBRO 221832 CWFBRO Coastal Waters Forecast for the Lower Texas Coast National Weather Service Brownsville TX 132 PM CDT Sat Aug 22 2026 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. GMZ100-230730- 132 PM CDT Sat Aug 22 2026 .SYNOPSIS...High pressure extending across the Gulf will maintain light to moderate southeasterly to southerly winds, and mainly slight seas and rain-free conditions across the Lower Texas coastal waters through beginning of next week. Slightly higher winds are expected along Laguna Madre and water close to shore due to an increased gradient between the high pressure and lower pressure inland, mainly each afternoon and evening. $$ GMZ130-132-135-230730- 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- 132 PM CDT Sat Aug 22 2026 .TONIGHT...Southeast winds 10 to 15 knots, becoming south 5 to 10 knots after midnight. A moderate chop on the bay, diminishing to light chop after midnight. .SUNDAY...South winds 5 to 10 knots, becoming southeast in the afternoon, then increasing to 10 to 15 knots late in the afternoon. Light chop on the bay, increasing to a moderate chop late in the afternoon. .SUNDAY NIGHT...Southeast winds 10 to 15 knots, becoming south 5 to 10 knots after midnight. Light chop on the bay. .MONDAY...South winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Light chop on the bay, diminishing to smooth late in the morning, then increasing to a moderate chop in the afternoon. .MONDAY NIGHT...Southeast winds 10 to 15 knots, becoming south 5 to 10 knots after midnight. A moderate chop on the bay, diminishing to light chop early in the morning. .TUESDAY...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. .TUESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south 5 to 10 knots after midnight. A moderate chop on the bay, diminishing to light chop early in the morning. .WEDNESDAY...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. .WEDNESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south 5 to 10 knots after midnight. 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. Light chop on the bay, increasing to a moderate chop in the afternoon. .THURSDAY NIGHT...Southeast winds 10 to 15 knots, becoming south 5 to 10 knots after midnight. A moderate chop on the bay, diminishing to light chop early in the morning. $$ GMZ150-155-230730- Gulf waters from Port Mansfield to the Rio Grande out 20 nm- Gulf waters from Baffin Bay to Port Mansfield out 20 nm- 132 PM CDT Sat Aug 22 2026 .TONIGHT...Southeast winds 10 to 15 knots, becoming south 10 knots after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds. .SUNDAY...South winds 5 to 10 knots, becoming southeast in the afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. .SUNDAY NIGHT...Southeast winds around 10 knots, becoming south toward daybreak. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 4 seconds. .MONDAY...South winds 5 to 10 knots, becoming southeast in the afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. .MONDAY NIGHT...Southeast winds 10 to 15 knots, becoming south 10 knots after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds. .TUESDAY...South winds 5 to 10 knots, becoming southeast early in the afternoon, then increasing to 10 to 15 knots late in the afternoon. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds. .TUESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south 10 knots after midnight. Seas 2 to 3 feet. .WEDNESDAY...South winds 5 to 10 knots, becoming southeast early in the afternoon, then increasing to 10 to 15 knots late in the afternoon. Seas 2 to 3 feet. .WEDNESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south 10 knots toward daybreak. Seas 2 to 3 feet. .THURSDAY...South winds 5 to 10 knots, becoming southeast early in the afternoon, then increasing to 10 to 15 knots late in the afternoon. Seas 2 to 3 feet. .THURSDAY NIGHT...Southeast winds 10 to 15 knots, becoming south toward daybreak. Seas 2 to 3 feet. $$ GMZ170-175-230730- Gulf waters from Port Mansfield to the Rio Grande extending from 20 to 60 nm- Gulf waters from Baffin Bay to Port Mansfield extending from 20 to 60 nm- 132 PM CDT Sat Aug 22 2026 .TONIGHT...Southeast winds around 10 knots, becoming south early this morning. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 6 seconds. .SUNDAY...South winds around 10 knots, diminishing to around 5 knots in the afternoon, then becoming southeast late in the afternoon. Seas 1 to 2 feet. Wave Detail: South 2 feet at 4 seconds. .SUNDAY NIGHT...Southeast winds 5 to 10 knots, becoming south early in the morning. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds. .MONDAY...South winds 5 to 10 knots, becoming southeast late in the afternoon. Seas 2 to 3 feet. Wave Detail: South 2 feet at 4 seconds. .MONDAY NIGHT...Southeast winds 10 to 15 knots, becoming south early in the morning. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds. .TUESDAY...South winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon, then becoming southeast late in the afternoon. Seas 2 to 3 feet. Wave Detail: South 2 feet at 4 seconds. .TUESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south after midnight. Seas 2 to 3 feet. .WEDNESDAY...South winds 5 to 10 knots, becoming southeast late in the afternoon. Seas 2 to 3 feet. A slight chance of showers and thunderstorms in the morning. .WEDNESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south early in the morning. Seas 2 to 3 feet. .THURSDAY...South winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon, then becoming southeast late in the afternoon. Seas 2 to 3 feet. .THURSDAY NIGHT...Southeast winds 10 to 15 knots, becoming south early in the morning. Seas 2 to 3 feet. Winds and seas higher in and near thunderstorms Wednesday morning. $$ 52-Goldsmith