St. Charles- Including the cities of Destrehan and Norco 245 PM CDT Thu Apr 25 2024 .TONIGHT...Partly cloudy this evening, then becoming mostly cloudy. Lows in the upper 60s. Southeast winds 10 to 15 mph. .FRIDAY...Mostly sunny. Highs in the lower 80s. Southeast winds 10 to 15 mph with gusts up to 30 mph. .FRIDAY NIGHT...Mostly cloudy. Lows in the lower 70s. Southeast winds 15 to 20 mph with gusts up to 35 mph. .SATURDAY...Partly sunny. Highs in the lower 80s. Southeast winds 15 to 20 mph with gusts up to 35 mph. .SATURDAY NIGHT...Mostly cloudy in the evening, then clearing. Lows around 70. Southeast winds 15 to 20 mph with gusts up to 40 mph. .SUNDAY...Mostly sunny and breezy. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 70. .MONDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy after midnight. Lows around 70. Chance of rain 20 percent. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30 percent. .TUESDAY NIGHT THROUGH THURSDAY...Partly cloudy. Lows in the upper 60s. Highs in the mid 80s. $$