| NWS Forecast for: Lake Pontchartrain (GMZ531) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 1237 PM CDT Tue Jul 21 2026 | |
This Afternoon: Northwest winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers and thunderstorms early, then a chance of showers and thunderstorms late. Tonight: North winds 5 to 10 knots. Seas around 2 feet. A chance of showers and thunderstorms early in the evening. Wednesday: Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. A slight chance of showers and thunderstorms in the afternoon. Wednesday Night: East winds 10 to 15 knots with gusts up to 30 knots. Seas around 2 feet. A chance of showers. A chance of thunderstorms, mainly in the evening. Thursday: Southeast winds 5 to 10 knots with gusts up to 35 knots. Seas around 2 feet. A chance of showers. A slight chance of thunderstorms early in the morning, then a chance of thunderstorms in the late morning and afternoon. Thursday Night: Southwest winds 5 to 10 knots. Seas 1 foot or less. A chance of showers and thunderstorms early in the evening, then a slight chance of showers and thunderstorms in the late evening and overnight. Friday: Southwest winds around 5 knots. Seas 1 foot or less. A chance of showers. A slight chance of thunderstorms early in the morning, then a chance of thunderstorms in the late morning and afternoon. Friday Night: Southwest winds 5 to 10 knots. Seas 1 foot or less. A chance of showers and thunderstorms early in the evening. Saturday: Southwest winds around 5 knots. Seas 1 foot or less. A chance of showers and thunderstorms in the afternoon. Saturday Night: Southwest winds 5 to 10 knots. Seas around 2 feet. A chance of showers and thunderstorms early in the evening. winds and seas higher in and near thunderstorms. | |
| Zone Forecast: Lake Pontchartrain (GMZ531) | |
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