San Antonio, Mesquite, and Espiritu Santo Bays Marine Forecast

Hourly forecast at zone center

Hourly wind and waves

Gusts peak near 21kts around 12:00 AM, with waves reaching 1.3ft around 12:00 AM.

Monday, October 12

Wind

8—15kts

Gusts up to:21kts

Wind: 8—15 kts; gusts 21 kts. Use left and right arrows to inspect hours; Escape to reset.

Waves

1ft

Period:2s

Waves: 1 ft; period 2 seconds. Use left and right arrows to inspect hours; Escape to reset.

NOAA marine forecast

Text forecast

Updated 2:27pm CDT Oct 11, 2026

This Afternoon

Southeast winds 10 to 15 knots with gusts up to 20 knots. Bay and inland waters slightly choppy to occasionally choppy.

Tonight

Southeast winds 10 to 15 knots with gusts up to 20 knots. Bay and inland waters slightly choppy to occasionally choppy.

Monday

Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers and thunderstorms.

Monday Night

Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.

Tuesday

Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy. A slight chance of showers and thunderstorms in the afternoon.

Tuesday Night

Southeast winds 10 to 15 knots with gusts up to 20 knots. Bay and inland waters slightly choppy to occasionally choppy.

Wednesday

Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers and thunderstorms in the afternoon.

Wednesday Night

Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.

Thursday

Southeast winds around 10 knots. Bay and inland waters slightly choppy.

Thursday Night

East winds 5 to 10 knots. Bay and inland waters smooth.

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Interactive Mapbox map highlighting marine forecast zone GMZ237.