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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: 1142 PM CST Sun Feb 8 2026		Print

Rest Of Tonight: Southwest winds around 5 knots. Waves 1 foot or less.

Monday: Southwest winds around 5 knots. Waves 1 foot or less. Areas of dense fog in the morning.

Monday Night: South winds 5 to 10 knots. Waves 1 foot or less.

Tuesday: South winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet in the afternoon. Patchy fog in the morning.

Tuesday Night: South winds 5 to 10 knots, diminishing to around 5 knots after midnight. Waves around 2 feet in the evening, then 1 foot or less.

Wednesday: Southwest winds around 5 knots. Waves 1 foot or less. A chance of showers in the afternoon.

Wednesday Night: Southwest winds around 5 knots, becoming north after midnight. Waves 1 foot or less.

Thursday: East winds 5 to 10 knots. Waves 1 foot or less.

Thursday Night: South winds 5 to 10 knots. Waves 1 foot or less. A slight chance of showers in the evening.

Friday: South winds 5 to 10 knots. Waves around 2 feet. A slight chance of showers in the morning, then a chance of showers in the afternoon.

Friday Night: Southeast winds around 10 knots. Waves around 2 feet. A chance of showers.






Zone Forecast: Lake Pontchartrain and Lake Maurepas (GMZ530)

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