| NWS Forecast for: Calhoun County Issued by: National Weather Service Saint Louis, MO Last Update: 259 PM CDT Wed Jun 10 2026 | |
| Tonight: Partly cloudy this evening, then becoming mostly cloudy. A chance of thunderstorms. Showers likely. Lows in the lower 70s. Southwest winds 10 to 15 mph. Chance of rain 70 percent. Heat index values up to 100 early this evening. Thursday: Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent. Heat index values up to 103. Thursday Night: Mostly cloudy with showers with a chance of thunderstorms in the evening, then partly cloudy after midnight. Cooler with lows around 60. West winds 15 to 20 mph with gusts up to 30 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain 90 percent. Heat index values up to 100 early in the evening. Friday: Sunny, cooler with highs in the lower 80s. Northwest winds 5 to 10 mph. Friday Night: Mostly clear. Lows in the lower 60s. West winds around 5 mph, becoming south after midnight. Saturday: Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent. Saturday Night: A chance of thunderstorms. Showers. Lows in the mid 60s. Chance of rain 80 percent. Sunday: Mostly cloudy in the morning, then becoming partly sunny. A slight chance of thunderstorms. A chance of showers, mainly in the morning. Highs in the upper 70s. Chance of rain 30 percent. Sunday Night: Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of rain 30 percent. Monday: Partly sunny with a slight chance of showers and thunderstorms. Highs in the mid 70s. Chance of rain 20 percent. Monday Night And Tuesday: Partly cloudy. Lows in the upper 50s. Highs in the upper 70s. Tuesday Night: Partly cloudy in the evening, then becoming mostly clear. A slight chance of showers and thunderstorms. Lows around 60. Chance of rain 20 percent. Wednesday: Mostly sunny. Highs in the lower 80s. | |
| Zone Forecast: Calhoun County | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |