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Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Coastal Waters Forecast for Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM (GMZ255) (Text-Only)
NWS Forecast for: Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM (GMZ255)
Issued by: National Weather Service Corpus Christi, TX
Last Update: 157 AM CDT Sun Oct 11 2026

Rest Of Tonight: Southeast winds 10 to 15 knots. Seas around 3 feet. Wave detail: east 3 feet at 7 seconds.

Sunday: Southeast winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: southeast 4 feet at 5 seconds.

Sunday Night: Southeast winds 10 to 15 knots with gusts up to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave detail: southeast 4 feet at 6 seconds. A slight chance of showers after midnight.

Monday: Southeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: southeast 4 feet at 6 seconds. A chance of showers and thunderstorms.

Monday Night: Southeast winds 10 to 15 knots. Seas around 3 feet. Wave detail: southeast 3 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms in the evening.

Tuesday: Southeast winds 10 to 15 knots. Seas around 3 feet. Wave detail: south 3 feet at 6 seconds. A chance of showers in the afternoon.

Tuesday Night: Southeast winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet.

Wednesday: Southeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet.

Wednesday Night: Southeast winds around 15 knots. Seas around 4 feet, occasionally to 5 feet.

Thursday: Southeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet.

Thursday Night: Southeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas around 3 feet.

winds and seas higher in and near thunderstorms.






Zone Forecast: Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM (GMZ255)

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