| NWS Forecast for: Coastal Jefferson Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 121 PM CDT Sun Aug 2 2026 |  |
| This Afternoon: Mostly cloudy with a slight chance of showers and thunderstorms. Highs in the upper 80s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent. Tonight: Partly cloudy in the evening, then clearing. Humid with lows in the mid 70s. West winds 5 to 10 mph with gusts up to 20 mph, becoming northwest after midnight. Monday: Sunny. Highs in the lower 90s. Northwest winds around 5 mph. Monday Night: Mostly clear. Humid with lows in the upper 70s. Southwest winds around 5 mph. Tuesday: Sunny. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. West winds around 5 mph. Chance of rain 20 percent. Tuesday Night: Mostly clear. Lows in the upper 70s. Wednesday Through Thursday Night: Mostly clear with a slight chance of showers and thunderstorms. Highs in the lower 90s. Lows in the upper 70s. Chance of rain 20 percent. Friday: 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 30 percent. Heat index values up to 105. Friday Night: Partly cloudy in the evening, then clearing. Lows in the upper 70s. Saturday: Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 105. | |
| Zone Forecast: Coastal Jefferson | |
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