Coastal Waters Forecast for Waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM (GMZ475) (Text-Only)
NWS Forecast for: Waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM (GMZ475)
Issued by: National Weather Service Lake Charles, LA
Last Update: 1148 AM CST Sat Jan 17 2026
Print




Tonight: North winds 25 to 30 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave detail: north 6 feet at 6 seconds. A chance of showers until early morning.

Sunday: North winds 20 to 25 knots with gusts up to 30 knots, becoming northwest 15 to 20 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet, subsiding to 2 to 4 feet in the afternoon. Wave detail: north 6 feet at 5 seconds, becoming north 3 feet at 5 seconds.

Sunday Night: North winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave detail: northwest 2 feet at 4 seconds.

Monday: Northeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: northeast 2 feet at 3 seconds and northwest 1 foot at 4 seconds.

Monday Night: Northeast winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 2 to 3 feet. Wave detail: northeast 3 feet at 4 seconds.

Tuesday: Northeast winds 15 to 20 knots. Seas 2 to 4 feet. Wave detail: northeast 4 feet at 5 seconds.

Tuesday Night: East winds 15 to 20 knots. Seas 2 to 4 feet.

Wednesday: Southeast winds 15 to 20 knots. Seas 2 to 4 feet. A slight chance of showers in the afternoon.

Wednesday Night: Southeast winds 15 to 20 knots. Seas 3 to 4 feet. A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight.

Thursday: East winds 15 to 20 knots, becoming northeast in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. A slight chance of thunderstorms. A chance of showers, mainly in the morning.

Thursday Night: Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. A slight chance of showers.

winds and seas higher in and near thunderstorms.







Zone Forecast: Waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM (GMZ475)

Visit your local NWS office at: https://www.weather.gov/lch