Last Update: 256 AM CDT Mon Jun 1 2026

View Nearby Observations

For More Weather Information:

Brownsville, TX Local Forecast Office

10NM N Port Isabel TX

Marine Zone Forecast


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

winds and waves higher in and near thunderstorms.




Winds and waves higher in and near thunderstorms.
Basemap Options
Click map to change the forecast location
Loading map...
256 AM CDT Mon Jun 1 2026
 
 

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data