Coastal Waters Forecast for Coastal waters from Cameron LA to High Island TX out 20 NM (GMZ450) (Text-Only)
NWS Forecast for: Coastal waters from Cameron LA to High Island TX out 20 NM (GMZ450)
Issued by: National Weather Service Lake Charles, LA
Last Update: 309 PM CDT Wed Apr 15 2026
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Tonight: South winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: south 3 feet at 4 seconds.

Thursday: South winds 10 to 15 knots. Seas around 2 feet. Wave detail: south 2 feet at 5 seconds.

Thursday Night: South winds 10 to 15 knots. Seas around 2 feet. Wave detail: south 2 feet at 5 seconds.

Friday: South winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: south 3 feet at 4 seconds.

Friday Night: South winds 15 to 20 knots. Seas around 3 feet. Wave detail: south 3 feet at 5 seconds.

Saturday: South winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: south 3 feet at 5 seconds. A slight chance of showers and thunderstorms in the afternoon.

Saturday Night: Southeast winds 10 to 15 knots, becoming north 25 to 30 knots after midnight. Seas around 2 feet, building to 3 to 5 feet, occasionally to 6 feet after midnight. Showers likely. A chance of thunderstorms, mainly in the evening.

Sunday: Northeast winds 25 to 30 knots, diminishing to 20 to 25 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet. A slight chance of showers and thunderstorms in the morning.

Sunday Night: Northeast winds 20 to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet.

Monday: East winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet.

Monday Night: East winds 15 to 20 knots. Seas 2 to 4 feet. A slight chance of showers.

winds and seas higher in and near thunderstorms.







Zone Forecast: Coastal waters from Cameron LA to High Island TX out 20 NM (GMZ450)

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