Coastal Waters Forecast
Issued by NWS Brownsville, TX
Issued by NWS Brownsville, TX
633 FZUS54 KBRO 231425 CWFBRO Coastal Waters Forecast for the Lower Texas Coast National Weather Service Brownsville TX 925 AM CDT Mon Sep 23 2024 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. GMZ100-240315- 925 AM CDT Mon Sep 23 2024 .SYNOPSIS...Favorable marine conditions outside of any scattered showers and isolated thunderstorms will continue along the Lower Texas Coast through Tuesday courtesy of surface high pressure over the western Gulf of Mexico. Wednesday night and especially Thursday and Friday swells from an expected tropical cyclone in the eastern Gulf will make for adverse to hazardous conditions for small craft. Otherwise, light onshore flow should prevail and drier air filtering in should end rain chances at the same time. $$ GMZ130-132-135-240315- 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- 925 AM CDT Mon Sep 23 2024 .REST OF TODAY...Southeast winds around 5 knots, becoming east this afternoon. Light chop on the bay. Isolated showers late this morning, then isolated showers and thunderstorms early this afternoon. .TONIGHT...East winds 5 to 10 knots, becoming southeast after midnight. Light chop on the bay. Isolated showers and thunderstorms early in the morning. .TUESDAY...East winds 5 to 10 knots. Light chop on the bay. Isolated thunderstorms in the morning. Scattered showers. Scattered thunderstorms in the afternoon. .TUESDAY NIGHT...East winds 5 to 10 knots. Light chop on the bay. Isolated showers and thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. .WEDNESDAY...Northeast winds 5 to 10 knots. Light chop on the bay. A chance of showers in the morning. A chance of thunderstorms. Showers likely in the afternoon. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots, becoming north after midnight. Light chop on the bay. A chance of showers and thunderstorms. .THURSDAY...North winds 10 to 15 knots. A moderate chop on the bay. A chance of showers and thunderstorms early in the morning, then a slight chance of showers and thunderstorms late in the morning. .THURSDAY NIGHT...North winds 5 to 10 knots, becoming northwest after midnight. Light chop on the bay, diminishing to smooth late in the evening, then increasing to light chop after midnight. .FRIDAY...Northwest winds 5 to 10 knots, becoming northeast late in the afternoon. Light chop on the bay, diminishing to smooth early in the afternoon, then increasing to light chop late in the afternoon. .FRIDAY NIGHT...Southeast winds around 5 knots, becoming southwest after midnight. Smooth on the bay, increasing to light chop in the late evening and overnight. Winds and waves higher in and near thunderstorms. $$ GMZ150-155-240315- Gulf waters from Port Mansfield to the Rio Grande out 20 nm- Gulf waters from Baffin Bay to Port Mansfield out 20 nm- 925 AM CDT Mon Sep 23 2024 .REST OF TODAY...Southeast winds around 5 knots, becoming east this afternoon. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. Isolated thunderstorms. Scattered showers late this morning, then isolated showers this afternoon. .TONIGHT...East winds around 10 knots, becoming southeast after midnight. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. Isolated showers and thunderstorms after midnight. .TUESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 6 seconds. Scattered showers and thunderstorms. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. Isolated showers and thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. .WEDNESDAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. A slight chance of thunderstorms in the morning. Showers likely. A chance of thunderstorms in the afternoon. .WEDNESDAY NIGHT...Northeast winds around 10 knots, becoming north early in the morning. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 5 seconds. A chance of showers and thunderstorms. .THURSDAY...North winds 10 to 15 knots. Seas 2 to 4 feet, building to 4 to 6 feet, occasionally to 8 feet in the afternoon. A chance of showers and thunderstorms early in the morning, then a slight chance of showers and thunderstorms in the afternoon. .THURSDAY NIGHT...North winds around 10 knots, becoming northwest early in the morning. Seas 5 to 7 feet, occasionally to 9 feet. .FRIDAY...Northwest winds 5 to 10 knots, becoming northeast late in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet. .FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming southwest early in the morning. Seas 4 to 6 feet, occasionally to 8 feet. Winds and seas higher in and near thunderstorms. $$ GMZ170-175-240315- 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- 925 AM CDT Mon Sep 23 2024 .REST OF TODAY...Southeast winds 5 to 10 knots, becoming east late this afternoon. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. Scattered showers. Isolated thunderstorms late this morning, then scattered thunderstorms this afternoon. .TONIGHT...East winds around 10 knots, becoming southeast after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. Isolated showers and thunderstorms in the evening, then scattered showers and thunderstorms after midnight. .TUESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. Numerous showers and scattered thunderstorms. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. Scattered showers with a slight chance of thunderstorms. .WEDNESDAY...Northeast winds 5 to 10 knots, increasing to 10 to 15 knots late in the afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 5 seconds. A slight chance of thunderstorms in the morning. Showers likely. A chance of thunderstorms in the afternoon. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots, becoming north early in the morning. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 5 seconds. A chance of showers and thunderstorms. .THURSDAY...North winds 15 to 20 knots. Seas 3 to 5 feet, building to 5 to 7 feet, occasionally to 9 feet in the afternoon. A chance of thunderstorms in the morning. A chance of showers. A slight chance of thunderstorms in the afternoon. .THURSDAY NIGHT...North winds 10 to 15 knots, becoming northwest early in the morning. Seas 6 to 8 feet, occasionally to 10 feet. .FRIDAY...Northwest winds 5 to 10 knots. Seas 6 to 8 feet, occasionally to 10 feet. .FRIDAY NIGHT...South winds 5 to 10 knots, becoming southwest early in the morning. Seas 4 to 6 feet, occasionally to 8 feet. Winds and seas higher in and near thunderstorms. $$