Coastal Waters Forecast
Issued by NWS Brownsville, TX
Issued by NWS Brownsville, TX
367 FZUS54 KBRO 230247 CWFBRO Coastal Waters Forecast for the Lower Texas Coast National Weather Service Brownsville TX 947 PM CDT Sun Sep 22 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. GMZ100-231530- 947 PM CDT Sun Sep 22 2024 .SYNOPSIS...Favorable marine conditions will continue along the Lower Texas Coast through Wednesday courtesy of surface high pressure over the western Gulf of Mexico. Light to moderate onshore flow and low seas will persist for the next couple of days. Scattered showers are possible and can result in brief periods of elevated seas and gusty winds. Probabilities of deteriorating marine conditions are increasing Thursday and Friday due to an organizing tropical system in the Gulf of Mexico. Check hurricanes.gov for the latest information on the tropics. $$ GMZ130-132-135-231530- 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- 947 PM CDT Sun Sep 22 2024 .REST OF TONIGHT...Southeast winds 5 to 10 knots. Light chop on the bay. .MONDAY...Southeast winds around 5 knots, becoming east in the afternoon. Smooth on the bay, increasing to light chop in the afternoon. A slight chance of showers in the morning. A chance of showers with a slight chance of thunderstorms in the afternoon. .MONDAY NIGHT...East winds 5 to 10 knots, becoming southeast after midnight. Light chop on the bay. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. .TUESDAY...East winds 5 to 10 knots, becoming around 10 knots late in the afternoon. Light chop on the bay. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. .TUESDAY NIGHT...Southeast winds 5 to 10 knots. Light chop on the bay. A chance of thunderstorms in the evening. A chance of showers. A slight chance of thunderstorms after midnight. .WEDNESDAY...Northeast winds 5 to 10 knots. Light chop on the bay. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots, becoming north after midnight. Light chop on the bay, diminishing to smooth late in the evening, then increasing to light chop after midnight. A chance of showers. A chance of thunderstorms until early morning, then a slight chance of thunderstorms early in the morning. .THURSDAY...North winds 10 to 15 knots. A moderate chop on the bay. A slight chance of thunderstorms. A chance of showers early in the morning, then a slight chance of showers in the afternoon. .THURSDAY NIGHT...North winds 5 to 10 knots, becoming northwest after midnight. Light chop on the bay. A slight chance of showers early in the evening. .FRIDAY...Northwest winds 5 to 10 knots, becoming north in the afternoon. Light chop on the bay. .FRIDAY NIGHT...East winds 5 to 10 knots, becoming south after midnight. Light chop on the bay. Winds and waves higher in and near thunderstorms. $$ GMZ150-155-231530- Gulf waters from Port Mansfield to the Rio Grande out 20 nm- Gulf waters from Baffin Bay to Port Mansfield out 20 nm- 947 PM CDT Sun Sep 22 2024 .REST OF TONIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. .MONDAY...Southeast winds 5 to 10 knots, becoming east in the afternoon. Seas 2 to 3 feet. Wave Detail: East 2 feet at 6 seconds. A slight chance of showers in the morning. A slight chance of thunderstorms. A chance of showers in the afternoon. .MONDAY NIGHT...East winds around 10 knots, becoming southeast after midnight. Seas 2 to 3 feet. Wave Detail: East 2 feet at 6 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of 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. A chance of thunderstorms. Showers likely until late afternoon, then a chance of showers late in the afternoon. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. A chance of thunderstorms in the evening. A chance of showers. 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 chance of showers with a slight chance of thunderstorms. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots, becoming north 10 to 15 knots early in the morning. Seas 2 to 3 feet. A chance of showers. A chance of thunderstorms until early morning, then a slight chance of thunderstorms early in the morning. .THURSDAY...North winds 10 to 15 knots. Seas 2 to 4 feet, building to 4 to 5 feet in the afternoon. A slight chance of thunderstorms. A chance of showers early in the morning, then a slight chance of showers in the afternoon. .THURSDAY NIGHT...North winds 10 to 15 knots, becoming northwest early in the morning. Seas 4 to 6 feet, occasionally to 8 feet. .FRIDAY...Northwest winds 5 to 10 knots, becoming north late in the afternoon. Seas 4 to 5 feet. .FRIDAY NIGHT...Northeast winds 5 to 10 knots, becoming south after midnight. Seas 3 to 5 feet. Winds and seas higher in and near thunderstorms. $$ GMZ170-175-231530- 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- 947 PM CDT Sun Sep 22 2024 .REST OF TONIGHT...Southeast winds around 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. .MONDAY...Southeast winds 5 to 10 knots, becoming east in the afternoon. Seas 2 to 3 feet. Wave Detail: East 2 feet at 6 seconds. A slight chance of thunderstorms in the morning. A chance of showers. A chance of thunderstorms in the afternoon. .MONDAY NIGHT...East winds around 10 knots, becoming southeast after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. A chance of showers and thunderstorms. .TUESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. Showers likely with a chance of thunderstorms. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. A slight chance of thunderstorms. .WEDNESDAY...Northeast winds 5 to 10 knots, becoming around 10 knots late in the afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at 5 seconds. A slight chance of thunderstorms. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots, becoming north 10 to 15 knots early in the morning. Seas 2 to 3 feet. A slight chance of 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 slight chance of thunderstorms. A chance of showers until late afternoon, then a slight chance of showers late in the afternoon. .THURSDAY NIGHT...North winds 10 to 15 knots. Seas 6 to 8 feet, occasionally to 10 feet. A slight chance of showers and thunderstorms early in the evening. .FRIDAY...Northwest winds 10 to 15 knots, becoming north 5 to 10 knots late in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet. .FRIDAY NIGHT...North winds 5 to 10 knots, becoming southwest in the late evening and overnight. Seas 4 to 6 feet, occasionally to 8 feet, subsiding to 3 to 4 feet after midnight. Winds and seas higher in and near thunderstorms. $$