Expires:202512231400;;066954 FPUS53 KLSX 230633 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 1233 AM CST Tue Dec 23 2025 ILZ069-070-074-231400- Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 1233 AM CST Tue Dec 23 2025 .REST OF TONIGHT...Mostly clear and not as cool. Near steady temperature in the upper 40s. Southwest winds 5 to 10 mph with gusts up to 20 mph. .TUESDAY...Mostly sunny. Not as cool with highs in the lower 60s. Southwest winds 5 to 10 mph, becoming west in the afternoon. .TUESDAY NIGHT...Mostly cloudy. Lows in the mid 40s. Light and variable winds, becoming east around 5 mph after midnight. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. Southeast winds 5 to 10 mph. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of rain in the evening. Not as cool with lows in the mid 50s. Southwest winds 5 to 10 mph. Chance of rain 20 percent. .CHRISTMAS DAY AND THURSDAY NIGHT...Mostly cloudy. Highs in the upper 60s. Lows around 60. .FRIDAY...Sunny. Highs in the lower 70s. .FRIDAY NIGHT...Mostly clear in the evening, then becoming mostly cloudy. Cooler with lows in the upper 40s. .SATURDAY...Mostly cloudy. Highs in the upper 60s. .SATURDAY NIGHT...Mostly cloudy with a 30 percent chance of rain. Cooler with lows in the upper 30s. .SUNDAY...Mostly cloudy with a slight chance of rain in the morning, then partly sunny in the afternoon. Much cooler with highs in the upper 40s. Chance of rain 20 percent. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows in the lower 20s. Highs in the mid 30s. $$