| NWS Forecast for: Clinton County Issued by: National Weather Service Saint Louis, MO Last Update: 338 AM CDT Mon Sep 21 2026 | |
| Today: Mostly cloudy. A chance of showers and thunderstorms this morning. Much cooler with highs in the upper 70s. Northeast winds 5 to 10 mph. Chance of rain 40 percent. Tonight: Mostly cloudy. Lows around 60. Northeast winds 5 to 10 mph. Tuesday: Partly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph. Tuesday Night: Partly cloudy. Lows in the mid 50s. Northeast winds 5 to 10 mph. Wednesday: Mostly sunny. Highs in the mid 70s. North winds 5 to 10 mph. Wednesday Night Through Friday Night: Partly cloudy. Lows in the mid 50s. Highs in the upper 70s. Saturday: Partly sunny. Highs in the mid 70s. Saturday Night And Sunday: Partly cloudy. Lows in the mid 50s. Highs in the lower 80s. | |
| Zone Forecast: Clinton County | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |