| NWS Forecast for: Marion County Issued by: National Weather Service Saint Louis, MO Last Update: 244 AM CST Mon Jan 12 2026 | |
| Today: Sunny. Not as cool with highs in the lower 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Tonight: Mostly clear. Not as cool with lows in the mid 30s. Southwest winds 5 to 10 mph. Tuesday: Sunny in the morning, then becoming partly sunny. Highs around 60. Southwest winds 10 to 15 mph with gusts up to 25 mph. Tuesday Night: Mostly cloudy. A chance of showers in the evening. Lows in the upper 30s. West winds 5 to 10 mph. Chance of rain 30 percent. Wednesday: Mostly cloudy. A slight chance of rain and snow showers in the afternoon. Much cooler with highs in the lower 40s. Temperature falling into the lower 30s in the afternoon. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 20 percent. Wednesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Much cooler with lows around 20. Wind chill values as low as 5 above. Thursday: Mostly sunny. Cooler with highs around 30. Wind chill values as low as 5 above in the morning. Thursday Night: Mostly cloudy. Near steady temperature in the mid 20s. Friday: Partly sunny in the morning, then mostly cloudy with a slight chance of snow showers in the afternoon. Not as cool with highs in the lower 40s. Chance of snow 20 percent. Friday Night And Saturday: Mostly cloudy. Lows around 20. Highs around 30. Saturday Night And Sunday: Partly cloudy. Lows around 10 above. Highs in the upper 20s. Wind chill values as low as 5 below. | |
| Zone Forecast: Marion County | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |