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: 316 PM CDT Tue May 19 2026


Tonight: Southeast winds 10 to 15 knots. A moderate chop on the bay. A slight chance of showers and thunderstorms after midnight.

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

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

Thursday: Southeast winds 5 to 10 knots increasing to 10 to 15 knots in the afternoon. Light chop on the bay becoming a moderate chop in the afternoon. A chance of showers and thunderstorms.

Thursday Night: Southeast winds 10 to 15 knots becoming south 5 to 10 knots after midnight. A moderate chop on the bay becoming light chop after midnight. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight.

Friday: Southeast winds 10 to 15 knots. A moderate chop on the bay. A chance of showers in the morning. A slight chance of thunderstorms. A slight chance of showers in the afternoon.

Friday Night: Southeast winds 10 to 15 knots decreasing to 5 to 10 knots after midnight. A moderate chop on the bay becoming light chop after midnight. A chance of thunderstorms in the evening. A chance of showers. A slight chance of thunderstorms after midnight.

Saturday: South winds 5 to 10 knots becoming southeast 10 to 15 knots in the afternoon. Light chop on the bay becoming a moderate chop in the afternoon. A chance of showers and thunderstorms.

Saturday Night: Southeast winds 10 to 15 knots decreasing to 5 to 10 knots after midnight. A moderate chop on the bay becoming light chop after midnight. A chance of showers in the evening. A chance of thunderstorms. Showers likely after midnight.

Sunday: South winds 5 to 10 knots becoming southeast in the afternoon. Light chop on the bay. Showers likely with a chance of thunderstorms.

Sunday Night: Southeast winds 5 to 10 knots decreasing to around 5 knots after midnight. Light chop on the bay becoming smooth after midnight. A chance of showers and thunderstorms.

winds and waves higher in and near thunderstorms.







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

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