Last Update: 1234 PM CDT Fri Oct 3 2025

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Brownsville, TX Local Forecast Office

7NM ESE Port Mansfield TX

Marine Zone Forecast


Tonight
Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. A moderate chop on the bay, diminishing to light chop after midnight. A slight chance of showers and thunderstorms early this evening.
Saturday
Northeast winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Light chop on the bay, increasing to a moderate chop in the afternoon. A slight chance of showers and thunderstorms early in the morning, then a chance of showers and thunderstorms late in the morning. A slight chance of showers and thunderstorms in the afternoon.
Saturday Night
East winds 5 to 10 knots. Light chop on the bay. A chance of showers in the evening. A slight chance of showers after midnight. A slight chance of thunderstorms early in the morning.
Sunday
Northeast winds around 5 knots, increasing to 5 to 10 knots in the afternoon. Smooth on the bay, increasing to light chop in the afternoon. A slight chance of showers and thunderstorms.
Sunday Night
East winds 5 to 10 knots, becoming southeast after midnight. Light chop on the bay. A slight chance of showers early in the evening. A slight chance of showers after midnight.
Monday
Southeast winds around 5 knots, becoming east in the afternoon. Smooth on the bay, increasing to light chop in the afternoon. A slight chance of showers. A slight chance of thunderstorms in the afternoon.
Monday Night
East winds 5 to 10 knots. Light chop on the bay. A slight chance of showers early in the evening. A slight chance of showers after midnight.
Tuesday
East winds 5 to 10 knots. Light chop on the bay. A chance of showers. A slight chance of thunderstorms in the afternoon.
Tuesday Night
East winds 5 to 10 knots. Light chop on the bay. A chance of showers with a slight chance of thunderstorms early in the evening. A slight chance of showers and thunderstorms after midnight.
Wednesday
Northeast winds 10 to 15 knots. A moderate chop on the bay. A chance of showers with a slight chance of thunderstorms.
Wednesday Night
Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. A moderate chop on the bay, diminishing to light chop after midnight. A chance of showers with a slight chance of thunderstorms early in the evening. A slight chance of showers in the late evening and early morning, then a chance of showers early in the morning.

winds and waves higher in and near thunderstorms.




Winds and waves higher in and near thunderstorms.
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1234 PM CDT Fri Oct 3 2025
 
 

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