Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains
A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >
| NWS Forecast for: Lake Pontchartrain (GMZ531) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 537 PM CDT Tue Apr 21 2026 |  |
| Tonight: Southeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Wednesday: Southeast winds 5 to 10 knots, increasing to 10 to 15 knots with gusts up to 20 knots in the afternoon. Seas 2 to 3 feet. Wednesday Night: Southeast winds 10 to 15 knots with gusts up to 20 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Thursday: Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A slight chance of showers and thunderstorms in the afternoon. Thursday Night: Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Friday: South winds around 10 knots. Seas around 2 feet. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Friday Night: South winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. A slight chance of showers and thunderstorms. Saturday: Southwest winds 5 to 10 knots. Seas around 2 feet. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Saturday Night: Southwest winds 5 to 10 knots. Seas 1 to 2 feet. A slight chance of showers and thunderstorms in the evening. Sunday: South winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet in the afternoon. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Sunday Night: South winds 10 to 15 knots. Seas 2 to 3 feet. A slight chance of showers and thunderstorms in the evening. winds and seas higher in and near thunderstorms. | |
| Zone Forecast: Lake Pontchartrain (GMZ531) | |
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