Coastal Waters Forecast for Laguna Madre From the Port Of Brownsville to the Arroyo Colorado (GMZ130) (Text-Only)
NWS Forecast for: Laguna Madre From the Port Of Brownsville to the Arroyo Colorado (GMZ130)
Issued by: National Weather Service Brownsville, TX
Last Update: 227 PM CDT Wed Jul 22 2026


Tonight: South winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Light chop on the bay.

Thursday: South winds 5 to 10 knots, becoming southeast 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 thunderstorms. A slight chance of showers until late afternoon, then a chance of showers late in the afternoon.

Thursday Night: South winds 10 to 15 knots. A moderate chop on the bay. A slight chance of thunderstorms in the evening. A chance of showers until early morning, then a slight chance of showers early in the morning.

Friday: Southeast winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Choppy on the bay.

Friday Night: Southeast winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. A moderate chop on the bay.

Saturday: Southeast winds 10 to 15 knots. A moderate chop on the bay.

Saturday Night: Southeast winds 10 to 15 knots, becoming south 5 to 10 knots early in the morning. A moderate chop on the bay, diminishing to light chop early in the morning.

Sunday: Southeast winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. A moderate chop on the bay.

Sunday Night: Southeast winds 10 to 15 knots, becoming south early in the morning. A moderate chop on the bay, diminishing to light chop early in the morning.

Monday: South winds 10 to 15 knots, becoming southeast 15 to 20 knots late in the afternoon. A moderate chop on the bay, increasing to choppy late in the afternoon.

Monday Night: Southeast winds 15 to 20 knots, becoming south 10 to 15 knots after midnight. A moderate chop on the bay.

winds and waves higher in and near thunderstorms.







Zone Forecast: Laguna Madre From the Port Of Brownsville to the Arroyo Colorado (GMZ130)

Visit your local NWS office at: https://www.weather.gov/bro