Expires:202605090300;;233626 FPUS53 KLSX 081928 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 228 PM CDT Fri May 8 2026 ILZ100-101-MOZ061-063-064-090300- 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 228 PM CDT Fri May 8 2026 .THIS AFTERNOON...Partly sunny with a chance of showers and thunderstorms. Near steady temperature in the lower 70s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent. .TONIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening. Lows in the lower 50s. West winds 5 to 10 mph, becoming southwest after midnight. Chance of rain 90 percent. .SATURDAY...Sunny. Highs in the lower 80s. West winds 5 to 10 mph. .SATURDAY NIGHT...Mostly clear in the evening, then becoming mostly cloudy. Lows in the mid 50s. Southwest winds around 5 mph, becoming northwest around 5 mph after midnight. .SUNDAY...Partly sunny. Cooler with highs in the upper 60s. North winds 5 to 10 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Cooler with lows in the mid 40s. .MONDAY AND MONDAY NIGHT...Mostly clear. Highs in the lower 70s. Lows in the upper 40s. .TUESDAY AND TUESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms. Highs in the upper 70s. Lows in the upper 50s. Chance of rain 20 percent. .WEDNESDAY...Sunny. Highs in the mid 70s. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows in the lower 50s. Highs in the upper 70s. $$