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.

Fair

23°F

-5°C

Humidity 50%
Wind Speed Vrbl 6 mph
Barometer 30.29 in (1026.1 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 17 Mar 11:54 am CDT
Extended Forecast for

Eldred IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 33. Southwest wind around 7 mph.

    High: 33 °F

    Partly Sunny

  • Tonight

    Tonight: Snow likely, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 28. Southeast wind 7 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow Likely
    then Chance
    Snow

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 60. South wind 7 to 9 mph becoming west in the afternoon.

    High: 60 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42. South wind around 6 mph becoming calm after midnight.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71. South wind around 6 mph becoming west in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 33. Southwest wind around 7 mph.
Tonight
Snow likely, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 28. Southeast wind 7 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 60. South wind 7 to 9 mph becoming west in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 42. South wind around 6 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 71. South wind around 6 mph becoming west in the afternoon.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Eldred IL
 39.29°N 90.54°W (Elev. 476 ft)
Last Update:
11:36 am CDT Mar 17, 2026
Forecast Valid:
12pm CDT Mar 17, 2026-6pm CDT Mar 23, 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