Sun Aug 1 23:48:15 EDT 2021 Northwest St. Tammany-Southeast St. Tammany- Including the cities of Mandeville, Covington, Lacombe, and Slidell 1048 PM CDT Sun Aug 1 2021 .TONIGHT...Partly cloudy. Slight chance of showers and thunderstorms late in the evening, then chance of showers and thunderstorms after midnight. Lows in the mid 70s. West winds to 5 mph. Chance of precipitation 40 percent. .MONDAY...Chance of showers and thunderstorms in the morning, then showers and thunderstorms in the afternoon. Highs in the lower 90s. Southwest winds 5 to 10 mph. Chance of precipitation 90 percent. .MONDAY NIGHT...Showers and thunderstorms in the evening, then showers and thunderstorms likely after midnight. Lows in the lower 70s. North winds to 5 mph. Chance of precipitation 80 percent. .TUESDAY...Partly cloudy with showers and thunderstorms likely. Highs in the upper 80s. Northwest winds to 5 mph. Chance of precipitation 70 percent. .TUESDAY NIGHT...Partly cloudy with a 50 percent chance of showers and thunderstorms. Lows in the lower 70s. North winds to 5 mph. .WEDNESDAY...Partly cloudy with a 50 percent chance of showers and thunderstorms. Highs around 90. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the lower 70s. .THURSDAY...Partly cloudy with a 50 percent chance of showers and thunderstorms. Highs in the lower 90s. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the mid 70s. .FRIDAY...Partly cloudy with a 50 percent chance of showers and thunderstorms. Highs in the lower 90s. .FRIDAY NIGHT...Mostly clear. Slight chance of showers and thunderstorms in the evening, then chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of precipitation 30 percent. .SATURDAY...Sunny with chance of showers and thunderstorms in the morning, then partly cloudy with showers and thunderstorms likely in the afternoon. Highs in the lower 90s. Chance of precipitation 60 percent. .SATURDAY NIGHT...Mostly clear with a 20 percent chance of showers and thunderstorms. Lows in the mid 70s. .SUNDAY...Sunny with chance of showers and thunderstorms in the morning, then partly cloudy with showers and thunderstorms likely in the afternoon. Highs in the lower 90s. Chance of precipitation 70 percent.