| NWS Forecast for: Marion County Issued by: National Weather Service Saint Louis, MO Last Update: 913 PM CDT Wed Sep 30 2026 |  |
| Tonight: Mostly cloudy. A slight chance of showers after midnight. Lows in the lower 70s. Southeast winds 5 to 10 mph. Chance of rain 20 percent. Thursday: Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Near steady temperature in the lower 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph, becoming west in the afternoon. Chance of rain near 100 percent. Thursday Night: Showers with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Cooler with lows in the upper 50s. North winds 5 to 10 mph with gusts up to 25 mph. Chance of rain near 100 percent. Friday: Sunny. Less humid with highs in the upper 60s. North winds 10 to 15 mph with gusts up to 25 mph. Friday Night: Mostly clear. Lows in the upper 40s. Northeast winds 5 to 10 mph. Saturday Through Sunday: Mostly clear. Highs around 70. Lows in the lower 50s. Sunday Night: Clear. Lows around 50. Monday: Sunny. Highs in the upper 60s. Monday Night: Clear. Lows in the upper 40s. Tuesday: Sunny. Highs in the upper 60s. Tuesday Night And Wednesday: Partly cloudy. Lows in the mid 50s. Highs in the mid 70s. | |
| Zone Forecast: Marion County | |
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