Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 1208 AM CDT Wed Apr 24 2024 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT WEDNESDAY... .REST OF TONIGHT...Mostly clear. Widespread dense fog. Lows in the mid 40s. Northwest winds around 5 mph. .WEDNESDAY...Mostly sunny. Highs in the upper 60s. North winds 5 to 10 mph. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 40s. Northeast winds 5 to 10 mph. .THURSDAY...Mostly sunny. Highs in the upper 60s. East winds 5 to 10 mph. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Not as cool with lows in the lower 50s. Southeast winds 10 to 15 mph. Chance of rain 50 percent. .FRIDAY...A chance of thunderstorms. Showers, mainly in the morning. Breezy with highs in the mid 70s. Chance of rain 80 percent. .FRIDAY NIGHT...Showers likely with a chance of thunderstorms. Windy and not as cool with lows in the mid 60s. Chance of rain 70 percent. .SATURDAY...Partly sunny with a chance of showers and thunderstorms.Breezy with highs around 80. Chance of rain 50 percent. .SATURDAY NIGHT...Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Breezy with lows in the upper 60s. Chance of rain 40 percent. .SUNDAY...Partly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Breezy with highs around 80. Chance of rain 50 percent. .SUNDAY NIGHT...Showers likely with a chance of thunderstorms. Breezy with lows in the lower 60s. Chance of rain 70 percent. .MONDAY...A slight chance of thunderstorms. Showers likely, mainly in the morning. Highs in the mid 70s. Chance of rain 70 percent. .MONDAY NIGHT...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the mid 50s. Chance of rain 50 percent. .TUESDAY...Sunny with a 20 percent chance of showers. Highs in the mid 70s. $$