Chart / Forecasts

Coastal waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM

GMZ475 · Coastal Waters Forecast · National Weather Service Lake Charles LA · Issued 310 PM CDT Sat Oct 3 2026
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Forecast
Tonight
East winds 10 to 15 knots, becoming southeast 5 to 10 knots late. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 7 seconds. A chance of thunderstorms. Showers.
Sunday
Southeast winds 5 to 10 knots, becoming northeast in the afternoon. Seas 2 to 4 feet. Wave Detail: Southeast 4 feet at 7 seconds. A chance of thunderstorms. Showers.
Sunday Night
Northeast winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 7 seconds and northeast 2 feet at 3 seconds. A chance of showers and thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight.
Monday
Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet. Wave Detail: Northeast 3 feet at 4 seconds and southeast 3 feet at 7 seconds. Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon.
Monday Night
Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 4 seconds and southeast 2 feet at 6 seconds. Showers likely with a chance of thunderstorms in the evening, then showers with a slight chance of thunderstorms after midnight.
Tuesday
Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. A chance of thunderstorms. Showers.
Tuesday Night
Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. A chance of thunderstorms. Showers likely.
Wednesday
Northeast winds 15 to 20 knots, increasing to 20 to 25 knots in the afternoon. Seas 2 to 4 feet, building to 4 to 5 feet, occasionally to 6 feet in the afternoon. Showers likely with a chance of thunderstorms.
Wednesday Night
Northeast winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Showers likely with a chance of thunderstorms.
Thursday
Northeast winds 20 to 25 knots. Seas 5 to 8 feet, occasionally to 10 feet. A chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon.
Thursday Night
East winds 25 to 30 knots, diminishing to 20 to 25 knots after midnight. Seas 6 to 9 feet, occasionally to 11 feet. Showers likely. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. Winds and seas higher in and near thunderstorms.
Source: National Weather Service Coastal Waters Forecast (CWF), issued 310 PM CDT Sat Oct 3 2026, valid until Sun, 04 Oct 2026 09:00 UTC. Original text · All zones