Expires:202406171000;;148654 FPUS53 KLSX 170225 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 924 PM CDT Sun Jun 16 2024 ILZ079-MOZ075-171000- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 924 PM CDT Sun Jun 16 2024 .REST OF TONIGHT...Mostly clear. Lows in the lower 70s. South winds 5 to 10 mph. .MONDAY...Sunny in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. South winds 10 to 15 mph. Chance of rain 30 percent. Heat index values up to 100. .MONDAY NIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. .TUESDAY...Partly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 30 percent. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 70s. South winds 5 to 10 mph. .JUNETEENTH...Partly sunny. Highs around 90. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows in the lower 70s. Highs in the mid 90s. .FRIDAY AND FRIDAY NIGHT...Mostly clear. Hot. Highs in the mid 90s. Lows in the lower 70s. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Hot. Highs in the mid 90s. Lows in the mid 70s. .SUNDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 30 percent. Heat index values up to 100. $$