Last Update: 1142 AM CST Wed Nov 19 2025

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Brownsville, TX Local Forecast Office

7NM ESE Port Mansfield TX

Marine Zone Forecast


Tonight
Southeast winds 10 to 15 knots. A moderate chop on the bay.
Thursday
Southeast winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. A moderate chop on the bay, increasing to choppy in the afternoon.
Thursday Night
South winds 15 to 20 knots, diminishing to 10 to 15 knots early in the morning. Choppy on the bay, diminishing to a moderate chop early in the morning.
Friday
South winds 10 to 15 knots. A moderate chop on the bay. A slight chance of showers and thunderstorms early in the afternoon. A slight chance of showers late in the afternoon.
Friday Night
Southeast winds 10 to 15 knots. A moderate chop on the bay. A slight chance of thunderstorms early in the evening. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight.
Saturday
Southeast winds 10 to 15 knots. A moderate chop on the bay. A chance of showers.
Saturday Night
Southeast winds 10 to 15 knots. A moderate chop on the bay. A slight chance of showers.
Sunday
Southeast winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Choppy on the bay. A chance of showers, mainly in the morning.
Sunday Night
Southeast winds 15 to 20 knots. Choppy on the bay. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight.
Monday
South winds 15 to 20 knots, becoming southwest 10 to 15 knots late in the afternoon. Choppy on the bay, diminishing to a moderate chop late in the afternoon. A slight chance of showers in the morning.
Monday Night
Northwest winds 10 to 15 knots. A moderate chop on the bay. A slight chance of thunderstorms in the evening. A slight chance of showers.

winds and waves higher in and near thunderstorms.




Winds and waves higher in and near thunderstorms.
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1142 AM CST Wed Nov 19 2025
 
 

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