Last Update: 114 AM CST Fri Feb 13 2026

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Brownsville, TX Local Forecast Office

26NM NNE Port Mansfield TX

Marine Zone Forecast


Today
Southeast winds 5 to 10 knots, increasing to 10 to 15 knots late this afternoon. Seas 2 to 3 feet. Wave detail: southeast 2 feet at 5 seconds.
Tonight
Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Wave detail: southeast 4 feet at 6 seconds. A slight chance of showers early in the morning.
Saturday
South winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave detail: southeast 5 feet at 7 seconds. A chance of showers.
Saturday Night
South winds 10 to 15 knots, becoming southwest 5 to 10 knots after midnight, then becoming west early in the morning. Seas 4 to 6 feet, occasionally to 8 feet, subsiding to 3 to 4 feet after midnight. Wave detail: southeast 5 feet at 7 seconds, becoming southeast 4 feet at 7 seconds. A chance of showers with a slight chance of thunderstorms early in the evening, then a chance of showers late in the evening.
Sunday
Northwest winds 10 to 15 knots, becoming north early in the afternoon, then diminishing to 5 to 10 knots late in the afternoon. Seas 3 to 5 feet. Wave detail: southeast 4 feet at 7 seconds and north 3 feet at 4 seconds.
Sunday Night
Northeast winds 5 to 10 knots. Seas 2 to 4 feet. Wave detail: southeast 3 feet at 6 seconds.
Monday
Northeast winds around 5 knots, becoming east late in the afternoon. Seas 2 to 3 feet.
Monday Night
Southeast winds 5 to 10 knots, becoming around 10 knots after midnight. Seas 2 to 3 feet.
Tuesday
Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Tuesday Night
Southeast winds 10 to 15 knots. Seas 2 to 4 feet.

winds and seas higher in and near thunderstorms.




Winds and seas higher in and near thunderstorms.
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114 AM CST Fri Feb 13 2026
 
 

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