Last Update: 1234 AM CDT Mon Oct 6 2025

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Brownsville, TX Local Forecast Office

26NM NNE Port Mansfield TX

Marine Zone Forecast


Today
South winds around 5 knots, becoming southeast this afternoon. Seas 2 to 3 feet. Wave detail: east 3 feet at 7 seconds and south 1 foot at 3 seconds.
Tonight
Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: east 2 feet at 7 seconds and southeast 1 foot at 4 seconds.
Tuesday
Southeast winds 5 to 10 knots, becoming east in the afternoon. Seas 2 to 3 feet. Wave detail: east 2 feet at 7 seconds. A chance of showers. A chance of thunderstorms until late afternoon, then a slight chance of thunderstorms late in the afternoon.
Tuesday Night
East winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: east 2 feet at 7 seconds. A chance of showers with a slight chance of thunderstorms early in the evening. A slight chance of showers late in the evening, then a chance of showers with a slight chance of thunderstorms after midnight.
Wednesday
Northeast winds 10 to 15 knots. Seas 2 to 4 feet. Wave detail: east 3 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms.
Wednesday Night
Northeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave detail: east 3 feet at 6 seconds. A chance of showers.
Thursday
Northeast winds 10 to 15 knots. Seas 3 to 5 feet. A chance of showers with a slight chance of thunderstorms.
Thursday Night
Northeast winds 10 to 15 knots. Seas 4 to 5 feet. A chance of showers. A slight chance of thunderstorms early in the evening. A slight chance of thunderstorms after midnight.
Friday
Northeast winds 10 to 15 knots. Seas 4 to 5 feet. A slight chance of thunderstorms. A chance of showers until late afternoon, then a slight chance of showers late in the afternoon.
Friday Night
Northeast winds 10 to 15 knots, becoming east 5 to 10 knots after midnight. Seas 3 to 4 feet. A slight chance of thunderstorms early in the evening. A slight chance of showers.

winds and seas higher in and near thunderstorms.




Winds and seas higher in and near thunderstorms.
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1234 AM CDT Mon Oct 6 2025
 
 

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