Current conditions at

St. Charles, St. Charles County Smartt Airport (KSET)

Lat: 38.93° N Lon: 90.43° W Elev: 436 ft.

Mostly Cloudy

41°F

5°C

Humidity 82%
Wind Speed Calm
Barometer 30.09 in (1019.0 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 1 Nov 7:54 am CDT
Detailed forecast for

Lincoln County

Today
Partly sunny this morning, then mostly cloudy with a slight chance of rain this afternoon. Cooler with highs in the upper 40s. Northwest winds 5 to 10 mph. Chance of rain 20 percent.
Tonight
Partly cloudy. A slight chance of rain in the evening. Patchy frost in the evening, then widespread frost after midnight. Lows around 30. Northwest winds around 5 mph. Chance of rain 20 percent.
Sunday
Widespread frost in the morning. Sunny. Highs in the lower 50s. Light and variable winds, becoming southwest around 5 mph in the afternoon.
Sunday Night
Clear. Lows in the mid 30s. South winds around 5 mph.
Monday
Sunny. Not as cool with highs in the mid 60s. Southwest winds 5 to 10 mph, becoming west in the afternoon.
Monday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 30s.
Tuesday
Mostly sunny. Highs in the upper 60s.
Tuesday Night And Wednesday
Mostly clear. Lows in the upper 40s. Highs in the upper 60s.
Wednesday Night
Clear. Lows around 40.
Thursday
Sunny. Highs in the upper 60s.
Thursday Night And Friday
Partly cloudy. A 20 percent chance of rain. Lows in the upper 40s. Highs in the mid 60s.



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603 AM CDT Sat Nov 1 2025
 
 

Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database