Last Update: 256 AM CDT Sat May 9 2026

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Brownsville, TX Local Forecast Office

22NM N Port Mansfield TX

Marine Zone Forecast


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

winds and waves higher in and near thunderstorms.




Winds and waves higher in and near thunderstorms.
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256 AM CDT Sat May 9 2026
 
 

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