| NWS Forecast for: Southern Harrison Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 535 PM CDT Mon Jun 22 2026 |  |
| Tonight: Partly cloudy this evening, then becoming mostly cloudy. Lows in the upper 70s. Southwest winds 10 to 15 mph. Tuesday: Mostly sunny. Humid with highs in the lower 90s. West winds 5 to 10 mph. Heat index values up to 105. Tuesday Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows in the upper 70s. Southwest winds 5 to 10 mph, becoming west after midnight. Chance of rain 20 percent. Wednesday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. Northwest winds around 5 mph, becoming southwest around 5 mph in the afternoon. Chance of rain 50 percent. Wednesday Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows in the mid 70s. Southwest winds around 5 mph. Chance of rain 20 percent. Thursday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 40 percent. Thursday Night: Partly cloudy in the evening, then clearing. Lows in the mid 70s. Friday Through Monday: Mostly clear. Highs in the lower 90s. Lows in the upper 70s. Heat index values up to 105. | |
| Zone Forecast: Southern Harrison | |
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