National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Overcast

43°F

6°C

Humidity 65%
Wind Speed E 5 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 14 Feb 8:54 am CST
Extended Forecast for

2 Miles E Michael IL

  • Today

    Today: Rain, mainly after 10am. High near 51. Calm wind becoming east 5 to 9 mph in the afternoon. Chance of precipitation is 90%.

    High: 51 °F

    Rain Likely
    then Rain

  • Tonight

    Tonight: Rain, mainly before 3am. Low around 42. East wind around 9 mph. Chance of precipitation is 100%.

    Low: 42 °F

    Rain then
    Rain Likely

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 58. North wind 5 to 10 mph.

    High: 58 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 61. Calm wind becoming south around 6 mph in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

Detailed Forecast

Today
Rain, mainly after 10am. High near 51. Calm wind becoming east 5 to 9 mph in the afternoon. Chance of precipitation is 90%.
Tonight
Rain, mainly before 3am. Low around 42. East wind around 9 mph. Chance of precipitation is 100%.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 58. North wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 37. Calm wind.
Washington's Birthday
Mostly sunny, with a high near 61. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
Mostly cloudy, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
Partly sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
A 30 percent chance of rain. Sunny, with a high near 67.
Thursday Night
A 20 percent chance of rain. Partly cloudy, with a low around 37.
Friday
Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Michael IL
 39.23°N 90.58°W (Elev. 430 ft)
Last Update:
8:32 am CST Feb 14, 2026
Forecast Valid:
9am CST Feb 14, 2026-6pm CST Feb 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation