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

35°F

2°C

Humidity 52%
Wind Speed W 9 mph
Barometer 30.22 in (1023.6 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 21 Feb 11:54 am CST
Extended Forecast for

Eldred IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 40. Northwest wind 9 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 11 to 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 22 mph.

    High: 33 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

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

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 40. Northwest wind 9 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 11 to 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 22 mph.
Monday Night
Mostly clear, with a low around 17.
Tuesday
Partly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 60.
Wednesday Night
A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 33.
Thursday
A slight chance of rain and snow. Mostly sunny, with a high near 51. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 30.
Friday
Sunny, with a high near 62.
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:
11:01 am CST Feb 21, 2026
Forecast Valid:
12pm 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