FZUS54 KBRO 011808 CWFBRO Coastal Waters Forecast for the Lower Texas Coast National Weather Service Brownsville TX 1208 PM CST Sun Nov 1 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. GMZ100-020715- 1208 PM CST Sun Nov 1 2026 .SYNOPSIS...Aside from moderate seas resulting from periods of moderate to fresh winds Monday through Wednesday as well as elevated rain chances Tuesday night in association with the passage of a cold front, fair marine conditions and mostly dry weather are anticipated. Rain chances may return on Thursday. $$ GMZ130-132-135-020715- Laguna Madre from the Port of Brownsville to the Arroyo Colorado- Laguna Madre from the Arroyo Colorado To 5 NM north of Port Mansfield TX- Laguna Madre from 5 nm north of Port Mansfield to Baffin Bay TX- 1208 PM CST Sun Nov 1 2026 .REST OF TODAY...East winds 5 to 10 knots. Light chop on the bay. .TONIGHT...East winds 5 to 10 knots, becoming southeast after midnight. Light chop on the bay. .MONDAY...South winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. A moderate chop on the bay. .MONDAY NIGHT...Southeast winds 10 to 15 knots. A moderate chop on the bay. .TUESDAY...South winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon, then becoming southeast late in the afternoon. A moderate chop on the bay, diminishing to light chop in the afternoon. A slight chance of showers and thunderstorms in the afternoon. .TUESDAY NIGHT...Northeast winds 5 to 10 knots, becoming north in the late evening and early morning, then increasing to 10 to 15 knots early in the morning. Light chop on the bay, increasing to a moderate chop early in the morning. A chance of thunderstorms early in the evening, then a slight chance of thunderstorms late in the evening. A chance of showers. .WEDNESDAY...North winds 10 to 15 knots, becoming northeast late in the afternoon. A moderate chop on the bay, diminishing to light chop late in the afternoon. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots, becoming east after midnight. Light chop on the bay. .THURSDAY...East winds 5 to 10 knots. Light chop on the bay. .THURSDAY NIGHT...Southeast winds 5 to 10 knots. Light chop on the bay. Winds and waves higher in and near thunderstorms. $$ GMZ150-155-020715- Gulf waters from Port Mansfield to the Rio Grande out 20 nm- Gulf waters from Baffin Bay to Port Mansfield out 20 nm- 1208 PM CST Sun Nov 1 2026 .REST OF TODAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 7 seconds. .TONIGHT...East winds 5 to 10 knots, becoming southeast after midnight. Seas 2 to 3 feet. Wave Detail: East 2 feet at 7 seconds. .MONDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds. .MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Wave Detail: Southeast 3 feet at 4 seconds and east 2 feet at 7 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: Southeast 3 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms early in the afternoon. A chance of showers and thunderstorms late in the afternoon. .TUESDAY NIGHT...East winds 5 to 10 knots, becoming north 10 to 15 knots in the late evening and overnight. Seas 2 to 4 feet. Wave Detail: East 4 feet at 7 seconds and north 3 feet at 4 seconds. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. .WEDNESDAY...North winds 10 to 15 knots. Seas 3 to 5 feet. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots, becoming east after midnight. Seas 2 to 4 feet. .THURSDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. .THURSDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. A slight chance of showers after midnight. Winds and seas higher in and near thunderstorms. $$ GMZ170-175-020715- Gulf waters from Port Mansfield to the Rio Grande extending from 20 to 60 nm- Gulf waters from Baffin Bay to Port Mansfield extending from 20 to 60 nm- 1208 PM CST Sun Nov 1 2026 .REST OF TODAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 7 seconds. .TONIGHT...East winds 5 to 10 knots, becoming southeast after midnight. Seas 2 to 3 feet. Wave Detail: East 2 feet at 7 seconds. .MONDAY...Southeast winds around 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 3 seconds and east 2 feet at 6 seconds. .MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Wave Detail: Southeast 3 feet at 4 seconds and east 2 feet at 7 seconds. .TUESDAY...South winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 3 to 4 feet. Wave Detail: South 3 feet at 5 seconds and east 2 feet at 8 seconds. A slight chance of showers and thunderstorms in the afternoon. .TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming northeast late in the evening, then becoming north after midnight, increasing to 15 to 20 knots early in the morning. Seas 3 to 5 feet. Wave Detail: East 4 feet at 6 seconds. Showers likely with a chance of thunderstorms. .WEDNESDAY...North winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet. A slight chance of showers in the morning. .WEDNESDAY NIGHT...Northeast winds around 10 knots, becoming east after midnight. Seas 2 to 4 feet. .THURSDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. .THURSDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. A slight chance of showers after midnight. Winds and seas higher in and near thunderstorms. $$