Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Fair

26°F

-3°C

Humidity 55%
Wind Speed N 6 mph
Barometer 30.22 in (1024.6 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 3 Feb 11:52 am CST
Extended Forecast for

Saint Charles IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a temperature falling to around 24 by 5pm. North wind 5 to 10 mph.

    High: 27 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 9. Wind chill values as low as 1. North wind around 5 mph.

    Low: 9 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 26. Wind chill values as low as zero. Northwest wind around 5 mph.

    High: 26 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 12. Calm wind becoming southwest around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: 12 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 32. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 32 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 39. Breezy.

    High: 39 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a temperature falling to around 24 by 5pm. North wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 9. Wind chill values as low as 1. North wind around 5 mph.
Wednesday
Mostly sunny, with a high near 26. Wind chill values as low as zero. Northwest wind around 5 mph.
Wednesday Night
Increasing clouds, with a low around 12. Calm wind becoming southwest around 5 mph after midnight. Winds could gust as high as 10 mph.
Thursday
Mostly cloudy, with a high near 32. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 39. Breezy.
Friday Night
Partly cloudy, with a low around 16.
Saturday
Mostly sunny, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 18.
Sunday
Partly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Charles IL
 41.93°N 88.32°W
12:26 pm CST Feb 3, 2026
12pm CST Feb 3, 2026-6pm CST Feb 9, 2026
 
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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