Last Update: 1242 AM CST Sun Jan 11 2026

View Nearby Observations

For More Weather Information:

Brownsville, TX Local Forecast Office

10NM N Port Isabel TX

Marine Zone Forecast


Today
North winds 15 to 20 knots, diminishing to 10 to 15 knots late this afternoon. Choppy on the bay, diminishing to a moderate chop late this afternoon.
Tonight
North 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 light chop in the late evening and overnight.
Monday
North winds around 10 knots, becoming northeast late in the afternoon. Light chop on the bay.
Monday Night
Northeast winds 5 to 10 knots. Light chop on the bay. A slight chance of showers after midnight.
Tuesday
Northeast winds 5 to 10 knots. Light chop on the bay. A slight chance of showers.
Tuesday Night
Northeast winds around 5 knots, becoming northwest after midnight. Smooth on the bay. A slight chance of showers.
Wednesday
Northwest winds 5 to 10 knots. Light chop on the bay.
Wednesday Night
North winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. A moderate chop on the bay.
Thursday
North winds 10 to 15 knots, becoming northeast 5 to 10 knots in the afternoon. A moderate chop on the bay, diminishing to light chop in the afternoon.
Thursday Night
East winds around 5 knots, becoming southeast in the late evening and overnight. Smooth on the bay.



Basemap Options
Click map to change the forecast location
Loading map...
1242 AM CST Sun Jan 11 2026
 
 

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data