Waters from Port Mansfield TX to the Rio Grande River from 20 to 60 NM Marine Forecast

Hourly forecast at zone center

Hourly wind and waves

Gusts peak near 20kts around 10:00 AM, with waves reaching 5.6ft around 12:00 AM.

Sunday, October 11

6:10 AM CDT

Wind Now

16ktsESE

Gusts:18kts

Wind Now: 16 kts; gusts 18 kts. Use left and right arrows to inspect hours; Escape to reset.

Waves Now

5.5ftE

Period5s

Waves Now: 5.5 ft; period 5 seconds. Use left and right arrows to inspect hours; Escape to reset.

NOAA marine forecast

Updated 2:17am CDT Oct 11, 2026

Southeast winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East 5 feet at 6 seconds.

Southeast winds around 15 knots. Seas 4 to 5 feet.

Southeast winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 7 seconds. A slight chance of showers and thunderstorms.

Southeast winds 10 to 15 knots. Seas 4 to 5 feet.

Southeast winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds.

Southeast winds around 15 knots. Seas 3 to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds.

Southeast winds 15 to 20 knots. Seas 4 to 5 feet. A slight chance of showers and thunderstorms in the afternoon.

Southeast winds 15 to 20 knots. Seas 4 to 5 feet. A slight chance of showers and thunderstorms early in the evening.

Southeast winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 4 to 5 feet.

Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A slight chance of showers after midnight.

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Interactive Mapbox map highlighting marine forecast zone GMZ170.