| NWS Forecast for: St. John The Baptist Parish Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 1126 AM CST Mon Mar 2 2026 | |
| This Afternoon: Sunny. Highs in the mid 70s. Southeast winds 5 to 10 mph. Tonight: Mostly clear in the evening, then becoming mostly cloudy. Areas of fog after midnight. Visibility one quarter mile or less at times after midnight. Lows around 60. Southeast winds 5 to 10 mph. Tuesday: Widespread fog in the morning. Mostly sunny. Visibility one quarter mile or less at times in the morning. Highs in the lower 80s. Southeast winds 5 to 10 mph. Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 60s. Southeast winds 5 to 10 mph. Wednesday: Partly sunny. A slight chance of showers in the afternoon. Highs in the lower 80s. Southeast winds 5 to 10 mph. Chance of rain 20 percent. Wednesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s. Thursday: Mostly cloudy in the morning, then partly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30 percent. Thursday Night: Mostly cloudy. Lows in the upper 60s. Friday: Partly sunny. A slight chance of showers and thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 60 percent. Friday Night: Mostly cloudy. Lows in the upper 60s. Saturday: Mostly cloudy in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent. Saturday Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy after midnight. Lows in the upper 60s. Chance of rain 20 percent. Sunday: Mostly cloudy with a slight chance of showers and thunderstorms in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent. | |
| Zone Forecast: St. John The Baptist Parish | |
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