Southern Cook- Including the cities of Calumet City, Oak Forest, Lemont, Orland Park, and Park Forest 248 PM CDT Thu Apr 25 2024 .TONIGHT...Mostly clear until early morning, then becoming partly cloudy. Lows in the lower 40s. East winds 10 to 15 mph. .FRIDAY...Mostly cloudy. A slight chance of showers in the morning, then showers in the afternoon. Highs in the lower 60s. Southeast winds 10 to 20 mph with gusts up to 25 mph. Chance of precipitation 80 percent. .FRIDAY NIGHT...Showers likely with a chance of thunderstorms. Turning warmer and more humid with lows in the upper 50s. South winds 10 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. A chance of thunderstorms, mainly in the morning. Highs around 80. South winds 15 to 25 mph with gusts up to 35 mph. Chance of precipitation 30 percent. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of thunderstorms. Unseasonably mild. Lows in the mid 60s. South winds 15 to 25 mph with gusts up to 35 mph. .SUNDAY...Mostly cloudy with a 40 percent chance of thunderstorms. Highs around 80. .SUNDAY NIGHT...Thunderstorms likely. Lows in the mid 60s. Chance of precipitation 70 percent. .MONDAY...Thunderstorms likely. Highs in the mid 70s. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy with a chance of showers in the evening, then mostly clear after midnight. Lows in the lower 50s. Chance of precipitation 30 percent. .TUESDAY...Mostly sunny. Highs in the mid 70s. .TUESDAY NIGHT...Mostly clear in the evening, then partly cloudy with a chance of thunderstorms after midnight. Lows in the upper 50s. Chance of precipitation 30 percent. .WEDNESDAY...Partly cloudy. A chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly clear. A chance of thunderstorms in the evening. Lows in the lower 50s. Chance of precipitation 30 percent. .THURSDAY...Mostly sunny. Highs in the upper 60s. $$