Coastal Waters Forecast for Lake Pontchartrain and Lake Maurepas (GMZ530) (Text-Only)
NWS Forecast for: Lake Pontchartrain and Lake Maurepas (GMZ530)
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Last Update: 537 PM CDT Thu Apr 9 2026




Tonight: East winds 10 to 15 knots. Waves 2 to 3 feet.

Friday: East winds 10 to 15 knots with gusts up to 20 knots. Waves 2 to 3 feet.

Friday Night: Southeast winds 10 to 15 knots, becoming east 5 to 10 knots after midnight. Waves around 2 feet in the evening, then 1 foot or less.

Saturday: East winds 5 to 10 knots, increasing to 10 to 15 knots with gusts up to 20 knots in the afternoon. Waves 2 to 3 feet.

Saturday Night: Southeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Waves 2 to 3 feet.

Sunday: Southeast winds 10 to 15 knots with gusts up to 25 knots. Waves 2 to 4 feet.

Sunday Night: Southeast winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Waves 2 to 3 feet.

Monday: Southeast winds 10 to 15 knots. Waves 2 to 3 feet.

Monday Night: Southeast winds 10 to 15 knots. Waves 2 to 4 feet.

Tuesday: Southeast winds 10 to 15 knots. Waves 2 to 4 feet.

Tuesday Night: Southeast winds 10 to 15 knots. Waves 2 to 4 feet.







Zone Forecast: Lake Pontchartrain and Lake Maurepas (GMZ530)

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