Upper Plaquemines- Including the city of Belle Chasse 446 AM CDT Fri Oct 9 2026 .TODAY...Partly sunny with a slight chance of showers this morning, then mostly cloudy with a chance of showers this afternoon. Windy with highs around 80. Northeast winds 20 to 30 mph with gusts up to 45 mph. Chance of rain 30 percent. .TONIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Breezy with lows in the upper 60s. North winds 15 to 25 mph. Gusts up to 40 mph, decreasing to 30 mph after midnight. Chance of rain 40 percent. .SATURDAY...Mostly sunny. Highs in the lower 80s. Northwest winds 15 to 20 mph with gusts up to 30 mph. .SATURDAY NIGHT...Clear. Lows in the upper 60s. Northwest winds 5 to 10 mph. .SUNDAY...Sunny. Highs in the mid 80s. West winds around 5 mph. .SUNDAY NIGHT...Mostly clear. Lows in the upper 60s. .COLUMBUS DAY...Sunny. Highs in the upper 80s. .MONDAY NIGHT...Mostly clear. Lows around 70. .TUESDAY...Sunny. Highs in the upper 80s. .TUESDAY NIGHT...Clear. Lows in the lower 70s. .WEDNESDAY...Sunny. Highs in the upper 80s. .WEDNESDAY NIGHT...Clear. Lows in the lower 70s. .THURSDAY...Sunny. Highs in the upper 80s.