Heavy Rainfall in the East Wednesday; Hot Temperatures Continue in Coastal Southern California

Heavy to excessive rainfall may lead to flooding Wednesday over southwest Pennsylvania into northern West Virginia, and western Maryland. Flood Watches have been issued. An extended period of hot weather will continue for parts of coastal southern California including Los Angeles through Thursday. Heat Advisories remain in effect. Read More >

Last Update: 134 AM CDT Wed May 21 2025

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Corpus Christi, TX Local Forecast Office

45NM SSE Port O Connor TX

Marine Zone Forecast

Today

East winds 5 to 10 knots. Seas around 3 feet. Wave detail: southeast 3 feet at 7 seconds. A slight chance of showers. A slight chance of thunderstorms early this morning. A slight chance of thunderstorms this afternoon.

Tonight

East winds around 10 knots, becoming southeast after midnight. Seas around 3 feet. Wave detail: southeast 3 feet at 7 seconds. A slight chance of showers and thunderstorms after midnight.

Thursday

Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 7 seconds and northeast 1 foot at 4 seconds. A slight chance of showers and thunderstorms in the morning.

Thursday Night

Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 7 seconds.

Friday

Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds.

Friday Night

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 6 seconds.

Saturday

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

Saturday Night

Southeast winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet.

Sunday

Southeast winds 15 to 20 knots. Seas around 5 feet, occasionally to 6 feet.