| NWS Forecast for: Lake Pontchartrain and Lake Maurepas (GMZ530) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 437 PM CST Wed Dec 10 2025 |  |
| Tonight: North winds 10 to 15 knots with gusts up to 20 knots. Waves 2 to 3 feet. Thursday: Northeast winds 10 to 15 knots, becoming southeast around 5 knots in the afternoon. Waves 1 to 2 feet in the morning, then 1 foot or less. Thursday Night: South winds around 5 knots. Waves 1 foot or less. Friday: Southeast winds around 5 knots. Waves 1 foot or less. Friday Night: Southeast winds around 5 knots. Waves 1 foot or less. Saturday: East winds around 5 knots. Waves 1 foot or less. Saturday Night: Southeast winds around 5 knots, becoming northeast after midnight. Waves 1 foot or less. Sunday: North winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Waves 2 to 4 feet. Sunday Night: Northeast winds 20 to 25 knots. Waves 3 to 5 feet. Monday: Northeast winds 15 to 20 knots, becoming east 5 to 10 knots in the afternoon. Waves 2 to 4 feet in the morning, then 1 foot or less. Monday Night: East winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet after midnight. | |
| Zone Forecast: Lake Pontchartrain and Lake Maurepas (GMZ530) | |
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