| NWS Forecast for: St. John The Baptist Parish Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 535 AM CDT Sat May 16 2026 | |
| Today: Mostly cloudy this morning, then becoming mostly sunny. Highs in the mid 80s. Southeast winds 5 to 10 mph. Tonight: Mostly clear. Lows in the lower 70s. Southeast winds 5 to 10 mph. Sunday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Southeast winds 10 to 15 mph. Chance of rain 50 percent. Sunday Night: Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly cloudy after midnight. Lows in the mid 70s. Southeast winds 10 to 15 mph. Chance of rain 40 percent. Monday: Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the mid 80s. Southeast winds 10 to 15 mph. Chance of rain 20 percent. Monday Night: Partly cloudy. Lows in the mid 70s. Tuesday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent. Tuesday Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy after midnight. Lows in the mid 70s. Chance of rain 20 percent. Wednesday: Partly sunny. A slight chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs in the mid 80s. Chance of rain 70 percent. Wednesday Night: Mostly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the lower 70s. Chance of rain 40 percent. Thursday: Partly sunny with a chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 80s. Chance of rain 70 percent. Thursday Night: Mostly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the lower 70s. Chance of rain 40 percent. Friday: Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 70 percent. | |
| Zone Forecast: St. John The Baptist Parish | |
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