Last Update: 104 AM CST Thu Feb 26 2026

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Brownsville, TX Local Forecast Office

10NM N Port Isabel TX

Marine Zone Forecast


Today
South winds 10 to 15 knots, becoming southeast late this afternoon. A moderate chop on the bay.
Tonight
Southeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight, then becoming northeast early in the morning. A moderate chop on the bay, diminishing to light chop after midnight, then diminishing to smooth early in the morning.
Friday
Northeast winds 5 to 10 knots. Light chop on the bay.
Friday Night
East winds 5 to 10 knots. Light chop on the bay.
Saturday
East winds 5 to 10 knots. Light chop on the bay.
Saturday Night
Southeast winds 5 to 10 knots. Light chop on the bay.
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. A moderate chop on the bay.
Monday
Southeast winds 10 to 15 knots. A moderate chop on the bay.
Monday Night
Southeast winds 10 to 15 knots. A moderate chop on the bay.



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104 AM CST Thu Feb 26 2026
 
 

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