| NWS Forecast for: Lake Pontchartrain and Lake Maurepas (GMZ530) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 1127 AM CST Sat Dec 27 2025 | |
This Afternoon: South winds 5 to 10 knots. Waves 1 foot or less. Tonight: South winds 5 to 10 knots. Waves around 2 feet. Widespread dense fog after midnight. Sunday: South winds 5 to 10 knots. Waves around 2 feet. Widespread dense fog in the morning. A slight chance of showers in the afternoon. Sunday Night: South winds around 10 knots, becoming southwest 20 to 25 knots with gusts up to 30 knots after midnight. Waves 2 to 4 feet. A slight chance of showers in the evening, then a chance of showers after midnight with visibility 1 nm or less. Monday: North winds 25 to 30 knots, diminishing to 20 to 25 knots in the afternoon. Waves 4 to 5 feet. A slight chance of showers in the morning. Monday Night: North winds 25 to 30 knots. Waves 4 to 5 feet. Tuesday: North winds 20 to 25 knots, diminishing to 10 to 15 knots in the afternoon. Waves 2 to 4 feet. Tuesday Night: North winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Waves 2 to 3 feet. Wednesday: North winds around 5 knots, becoming west in the afternoon. Waves 1 foot or less. Wednesday Night: West winds around 5 knots. Waves 1 foot or less. | |
| Zone Forecast: Lake Pontchartrain and Lake Maurepas (GMZ530) | |
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