Expires:202512212300;;976128 FPUS53 KLSX 211534 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 934 AM CST Sun Dec 21 2025 ILZ100-101-MOZ061-063-064-212300- Madison IL-Saint Clair IL-Saint Charles MO-Saint Louis MO- Saint Louis City MO- Including the cities of Alton, Edwardsville, Belleville, Cahokia, Saint Charles, and Saint Louis 934 AM CST Sun Dec 21 2025 .REST OF TODAY...Mostly sunny. Cooler with highs in the mid 40s. East winds around 5 mph. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows around 30. Southeast winds around 5 mph. .MONDAY...Mostly sunny in the morning, then becoming mostly cloudy. Highs in the lower 50s. South winds 5 to 10 mph. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. Not as cool with lows in the mid 40s. South winds 5 to 10 mph. .TUESDAY...Sunny. Not as cool with highs in the lower 60s. Southwest winds around 5 mph, becoming northwest in the afternoon. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly cloudy. Highs in the upper 60s. Lows in the upper 50s. .CHRISTMAS DAY...Partly sunny. Highs in the lower 70s. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. .FRIDAY THROUGH SATURDAY...Mostly cloudy. Highs in the upper 50s. Lows around 40. $$