| NWS Forecast for: Upper Lafourche Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 535 PM CDT Tue Sep 15 2026 |  |
| Tonight: Mostly clear. Lows in the upper 70s. Southeast winds around 5 mph, becoming northeast after midnight. Wednesday: Sunny with a slight chance of showers and thunderstorms in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Humid with highs around 90. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent. Heat index values up to 106. Wednesday Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the upper 70s. East winds 10 to 15 mph, diminishing to around 5 mph after midnight. Chance of rain 20 percent. Thursday: Sunny. Highs around 90. East winds 10 to 15 mph with gusts up to 25 mph. Thursday Night: Clear. Lows in the lower 70s. East winds 5 to 10 mph. Friday And Friday Night: Clear. Highs around 90. Lows in the lower 70s. Saturday And Saturday Night: Mostly clear. Highs in the lower 90s. Lows in the mid 70s. Sunday: Sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent. Sunday Night: Mostly clear. Lows in the mid 70s. Monday: Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 50 percent. Monday Night: Partly cloudy in the evening, then clearing. Lows in the mid 70s. Tuesday: Sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 40 percent. | |
| Zone Forecast: Upper Lafourche | |
Visit your local NWS office at: https://www.weather.gov/lix |