Coastal Waters Forecast
Issued by NWS Brownsville, TX
Issued by NWS Brownsville, TX
090 FZUS54 KBRO 042025 CWFBRO Coastal Waters Forecast for the Lower Texas Coast National Weather Service Brownsville TX 325 PM CDT Thu Jul 4 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. GMZ100-050915- 325 PM CDT Thu Jul 4 2024 .SYNOPSIS...High pressure over the Gulf of Mexico will produce light to moderate southeasterly winds and low to moderate seas along the Lower Texas Coast through Friday night. Swells from Tropical Cyclone Beryl should arrive in the Lower Texas Gulf waters beginning Saturday, with roughening and building seas Saturday night through Sunday night as Beryl approaches the waters from the southeast. Please monitor information from the National Hurricane Center on Beryl, which could require Watches or Warnings over the weekend. $$ GMZ130-132-135-050915- Laguna Madre from the Port of Brownsville to the Arroyo Colorado- Laguna Madre from the Arroyo Colorado To 5 NM north of Port Mansfield TX- Laguna Madre from 5 nm north of Port Mansfield to Baffin Bay TX- 325 PM CDT Thu Jul 4 2024 .TONIGHT...South winds 10 to 15 knots. A moderate chop on the bay. .FRIDAY...Southeast winds 10 to 15 knots. A moderate chop on the bay. .FRIDAY NIGHT...Southeast winds 10 to 15 knots, becoming south 5 to 10 knots after midnight. Light chop on the bay. .SATURDAY...South winds 5 to 10 knots, becoming east in the afternoon, then increasing to 10 to 15 knots late in the afternoon. Light chop on the bay, increasing to a moderate chop late in the afternoon. A slight chance of showers and thunderstorms. .SATURDAY NIGHT...East winds 10 to 15 knots. A moderate chop on the bay. A slight chance of showers and thunderstorms. .SUNDAY...Northeast winds 10 to 15 knots, becoming east 20 to 25 knots with gusts up to 30 knots. A moderate chop on the bay, increasing to rough. Showers and thunderstorms likely. .SUNDAY NIGHT...East winds 20 to 25 knots, becoming southeast early in the morning. Rough on the bay. Showers and thunderstorms likely until early morning, then a chance of showers and thunderstorms early in the morning. .MONDAY...Southeast winds 20 to 25 knots with gusts up to 30 knots. Rough on the bay. A chance of thunderstorms. A chance of showers. .MONDAY NIGHT...Southeast winds 15 to 20 knots. Choppy on the bay. A chance of thunderstorms. A chance of showers. .TUESDAY...Southeast winds 10 to 15 knots. A moderate chop on the bay. A chance of thunderstorms. A chance of showers. .TUESDAY NIGHT...Southeast winds 10 to 15 knots. A moderate chop on the bay. A chance of thunderstorms in the evening. A chance of showers. A slight chance of thunderstorms after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ150-155-050915- Gulf waters from Port Mansfield to the Rio Grande out 20 nm- Gulf waters from Baffin Bay to Port Mansfield out 20 nm- 325 PM CDT Thu Jul 4 2024 ...SMALL CRAFT EXERCISE CAUTION... .TONIGHT...South winds around 15 knots. Seas 2 to 4 feet. Wave Detail: Southeast 3 feet at 4 seconds. .FRIDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. .FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds. .SATURDAY...Southeast winds 5 to 10 knots, becoming east in the afternoon. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds and east 1 foot at 13 seconds. A slight chance of showers and thunderstorms. .SATURDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet, building to 3 to 5 feet after midnight. Wave Detail: East 3 feet at 4 seconds and east 1 foot at 10 seconds, becoming east 5 feet at 10 seconds and east 3 feet at 5 seconds. A chance of showers and thunderstorms. .SUNDAY...East winds 15 to 20 knots, increasing to 20 to 25 knots with gusts up to 30 knots in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 9 seconds. Showers and thunderstorms likely. .SUNDAY NIGHT...East winds 20 to 25 knots, becoming southeast early in the morning. Gusts to 35 knots. Seas 6 to 8 feet, occasionally to 10 feet. Showers and thunderstorms likely until early morning, then a chance of showers and thunderstorms early in the morning. .MONDAY...Southeast winds 20 to 25 knots with gusts up to 35 knots. Seas 5 to 7 feet, occasionally to 9 feet. A chance of thunderstorms. A chance of showers. .MONDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to 5 feet. A chance of thunderstorms. A chance of showers. .TUESDAY...Southeast winds 15 to 20 knots. Seas 3 to 4 feet. A chance of thunderstorms. A chance of showers. .TUESDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to 4 feet, building to 4 to 6 feet, occasionally to 8 feet after midnight. A chance of thunderstorms in the evening. A chance of showers. A slight chance of thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$ GMZ170-175-050915- 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- 325 PM CDT Thu Jul 4 2024 .TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 4 seconds. .FRIDAY...South winds 10 to 15 knots, becoming southeast 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. .FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds and east 1 foot at 15 seconds. .SATURDAY...Southeast winds 5 to 10 knots, becoming east in the afternoon. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 4 seconds and east 2 feet at 11 seconds. A slight chance of showers and thunderstorms. .SATURDAY NIGHT...East winds 10 to 15 knots, increasing to 15 to 20 knots early in the morning. Seas 2 to 4 feet, building to 4 to 6 feet, occasionally to 8 feet after midnight. Wave Detail: East 4 feet at 10 seconds and east 3 feet at 4 seconds, becoming southeast 6 feet at 10 seconds. A chance of showers and thunderstorms. .SUNDAY...East winds 15 to 20 knots, increasing to 20 to 25 knots with gusts up to 35 knots in the afternoon. Seas 6 to 9 feet, occasionally to 11 feet. Wave Detail: Southeast 9 feet at 10 seconds. Showers and thunderstorms likely. .SUNDAY NIGHT...Southeast winds 25 to 30 knots. Seas 6 to 8 feet, occasionally to 10 feet. Showers and thunderstorms likely, mainly in the evening. .MONDAY...Southeast winds 20 to 25 knots with gusts up to 35 knots. Seas 5 to 7 feet, occasionally to 9 feet. A chance of thunderstorms. A chance of showers. .MONDAY NIGHT...Southeast winds around 20 knots. Gusts to 30 knots late in the evening. Seas 4 to 5 feet. A chance of showers and thunderstorms. .TUESDAY...Southeast winds 15 to 20 knots. Seas 3 to 4 feet. A chance of thunderstorms. Showers likely, mainly in the morning. .TUESDAY NIGHT...Southeast winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. A chance of showers and thunderstorms early in the evening, then a slight chance of showers and thunderstorms late in the evening. A chance of showers and thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$