Wed Mar 12 06:39:40 PM EDT 2025 Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 538 PM CDT Wed Mar 12 2025 .TONIGHT...Mostly cloudy this evening, then becoming partly cloudy. Lows in the lower 50s. Southeast winds around 5 mph. .THURSDAY...Mostly sunny. A slight chance of rain and thunderstorms in the morning. Highs in the mid 70s. Southeast winds around 5 mph. Chance of rain 20 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southeast winds 5 to 10 mph. .FRIDAY...Mostly sunny. A slight chance of rain and thunderstorms in the afternoon. Windy with highs in the upper 70s. Southeast winds 15 to 20 mph with gusts up to 30 mph, becoming south 20 to 30 mph with gusts up to 40 mph in the afternoon. Chance of rain 20 percent. .FRIDAY NIGHT...Rain with thunderstorms likely in the evening, then partly cloudy with a chance of rain after midnight. Breezy with lows in the upper 50s. South winds 20 to 25 mph with gusts up to 40 mph. Chance of rain 90 percent. .SATURDAY...Mostly sunny. A slight chance of rain in the afternoon. Breezy, cooler with highs in the upper 60s. Chance of rain 20 percent. .SATURDAY NIGHT...Mostly cloudy in the evening, then partly cloudy with a slight chance of showers after midnight. Much cooler with lows in the upper 30s. Chance of rain 20 percent. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. Highs in the upper 40s. Lows in the lower 30s. .MONDAY...Sunny. Not as cool with highs in the lower 60s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Not as cool with lows in the upper 40s. .TUESDAY...Mostly sunny. Highs in the upper 60s. .TUESDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. Chance of rain 20 percent. .WEDNESDAY...Partly sunny with a 40 percent chance of showers. Highs in the lower 60s.