| NWS Forecast for: Lake Pontchartrain and Lake Maurepas (GMZ530) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 1222 AM CST Wed Jan 7 2026 | |
Rest Of Tonight: Southwest winds 5 to 10 knots. Waves around 2 feet. Patchy fog late. Wednesday: Southwest winds 5 to 10 knots. Waves 1 foot or less. Patchy fog in the morning. Wednesday Night: South winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet after midnight. Areas of fog after midnight with visibility 1 nm or less. Thursday: Southeast winds 10 to 15 knots with gusts up to 20 knots. Waves 2 to 3 feet. Patchy fog in the morning. Thursday Night: Southeast winds 10 to 15 knots with gusts up to 20 knots. Waves 2 to 3 feet. A chance of showers. Friday: South winds 10 to 15 knots with gusts up to 20 knots. Waves 2 to 3 feet. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Friday Night: South winds 15 to 20 knots, becoming southwest 10 to 15 knots after midnight. Waves 3 to 4 feet. Showers with a slight chance of thunderstorms in the evening, then showers with a chance of thunderstorms after midnight. Saturday: West winds 10 to 15 knots, becoming northwest in the afternoon. Waves 2 to 3 feet. Showers likely, mainly in the morning. Saturday Night: North winds 20 to 25 knots. Waves 3 to 5 feet. A chance of showers, mainly in the evening. Sunday: North winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Waves 3 to 5 feet. Sunday Night: North winds 20 to 25 knots, becoming northeast 15 to 20 knots after midnight. Waves 3 to 4 feet. winds and waves higher in and near thunderstorms. | |
| Zone Forecast: Lake Pontchartrain and Lake Maurepas (GMZ530) | |
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