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.

Partly Cloudy

38°F

3°C

Humidity 44%
Wind Speed W 14 mph
Barometer 30.21 in (1023.4 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 21 Feb 12:54 pm CST
Extended Forecast for

Eldred IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 40. Northwest wind 10 to 13 mph.

    High: 40 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 18. Northwest wind 9 to 15 mph, with gusts as high as 25 mph.

    Low: 18 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 31. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 31 mph.

    High: 31 °F

    Mostly Sunny
    then Sunny
    and Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 14. Northwest wind around 14 mph, with gusts as high as 26 mph.

    Low: 14 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 33. Northwest wind 6 to 11 mph becoming light in the afternoon. Winds could gust as high as 23 mph.

    High: 33 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 40. Northwest wind 10 to 13 mph.
Tonight
Mostly clear, with a low around 18. Northwest wind 9 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 31. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 31 mph.
Sunday Night
Partly cloudy, with a low around 14. Northwest wind around 14 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 33. Northwest wind 6 to 11 mph becoming light in the afternoon. Winds could gust as high as 23 mph.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Mostly cloudy, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 55.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 31.
Thursday
A 30 percent chance of rain. Mostly sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eldred IL
 39.29°N 90.57°W (Elev. 430 ft)
Last Update:
12:26 pm CST Feb 21, 2026
Forecast Valid:
1pm CST Feb 21, 2026-6pm CST Feb 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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