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Brownsville, TX Local Forecast Office

17NM NE Port Isabel TX

Marine Zone Forecast

Today

South winds around 5 knots, becoming east this afternoon. Seas 2 to 3 feet. Wave detail: east 2 feet at 6 seconds.

Tonight

Southeast winds 5 to 10 knots, becoming south 10 to 15 knots after midnight. Seas 2 to 3 feet. Wave detail: south 2 feet at 3 seconds and east 2 feet at 7 seconds.

Friday

South winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: south 2 feet at 4 seconds and east 2 feet at 7 seconds.

Friday Night

South winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: south 2 feet at 4 seconds and east 2 feet at 7 seconds.

Saturday

South winds around 10 knots. Seas 2 to 3 feet. Wave detail: southeast 2 feet at 6 seconds.

Saturday Night

South winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: southeast 2 feet at 5 seconds.

Sunday

North winds 20 to 25 knots. Seas 2 to 3 feet, building to 4 to 6 feet, occasionally to 8 feet in the afternoon.

Sunday Night

North winds 20 to 25 knots with gusts up to 30 knots. Seas 6 to 9 feet, occasionally to 11 feet, building to 8 to 11 feet, occasionally to 14 feet after midnight.

Monday

North winds 20 to 25 knots, becoming northeast 10 to 15 knots in the afternoon. Seas 7 to 10 feet, occasionally to 13 feet.

Monday Night

Northeast winds 5 to 10 knots, becoming southeast after midnight. Seas 4 to 6 feet, occasionally to 8 feet.