Chart / Forecasts

Atchafalaya and East Cote Blanche Bays

GMZ436 · 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 5 to 10 knots. Bay waters light chop. A chance of thunderstorms.
Sunday
Northeast winds 5 to 10 knots. Bay waters light chop. A chance of thunderstorms. Showers.
Sunday Night
Northeast winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Bay waters choppy. Showers likely with a chance of thunderstorms in the evening, then a slight chance of showers after midnight.
Monday
Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Bay waters choppy. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon.
Monday Night
Northeast winds 5 to 10 knots. Bay waters light chop. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight.
Tuesday
Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Bay waters choppy. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon.
Tuesday Night
Northeast winds 5 to 10 knots. Bay waters light chop. A slight chance of showers and thunderstorms.
Wednesday
Northeast winds 10 to 15 knots. Bay waters choppy. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon.
Wednesday Night
Northeast winds 10 to 15 knots. Bay waters choppy.
Thursday
Northeast winds 10 to 15 knots. Bay waters choppy. A slight chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon.
Thursday Night
Northeast winds 10 to 15 knots. Bay waters choppy. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Winds and waves 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