| NWS Forecast for: Coastal Jefferson Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 746 AM CDT Sat Jun 13 2026 |  |
| Today: Mostly sunny. Highs around 90. Southwest winds 5 to 10 mph. Tonight: Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the upper 70s. Southwest winds 5 to 10 mph. Sunday: Mostly sunny. Humid with highs in the lower 90s. Southwest winds 5 to 10 mph. Heat index values up to 105. Sunday Night: Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the upper 70s. Southwest winds 5 to 10 mph. Monday: Partly sunny with a slight chance of showers and thunderstorms. Humid with highs around 90. Southwest winds 5 to 10 mph. Chance of rain 20 percent. Monday Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the upper 70s. Chance of rain 40 percent. Tuesday: Showers with a chance of thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs in the mid 80s. Chance of rain 80 percent. Tuesday Night: A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 70s. Chance of rain 70 percent. Wednesday: A chance of thunderstorms. Showers likely, mainly in the morning. Highs in the upper 80s. Chance of rain 60 percent. Wednesday Night: Mostly cloudy with a slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 70s. Chance of rain 40 percent. Thursday: Mostly cloudy in the morning, then becoming partly sunny. A chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50 percent. Thursday Night And Juneteenth: Mostly cloudy. A slight chance of showers and thunderstorms. Lows around 80. Highs in the upper 80s. Chance of rain 20 percent. Heat index values up to 105. | |
| Zone Forecast: Coastal Jefferson | |
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