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

Hazardous Weather Conditions

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Overcast

28°F

-2°C

Humidity 88%
Wind Speed W 3 mph
Barometer 29.90 in (1013.5 mb)
Dewpoint 25°F (-4°C)
Visibility 7.00 mi
Last update 6 Dec 7:52 am CST
Extended Forecast for

Saint Charles IL

Winter Weather Advisory December 7, 12:00am until December 7, 09:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: A slight chance of flurries after noon. Mostly cloudy, with a high near 28. West northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 10 mph.

    High: 28 °F

    Slight Chance
    Flurries

  • Tonight

    Tonight: Snow, mainly after midnight. The snow could be heavy at times. Low around 22. Light east wind becoming north northeast 5 to 10 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 22 °F

    Chance Snow
    then Heavy
    Snow

  • Sunday

    Sunday: A 40 percent chance of snow before noon. Cloudy, then gradually becoming mostly sunny, with a temperature rising to near 25 by 11am, then falling to around 17 during the remainder of the day. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 25 °F⇓

    Chance Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow showers. Mostly cloudy, with a low around 8. Wind chill values as low as -1. North wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 8 °F

    Slight Chance
    Snow Showers

  • Monday

    Monday: Partly sunny, with a high near 22. North northwest wind 5 to 10 mph becoming south in the morning.

    High: 22 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain. Cloudy, with a low around 32.

    Low: 32 °F

    Rain

  • Wednesday

    Wednesday: A chance of rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 33.

    High: 33 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Today
A slight chance of flurries after noon. Mostly cloudy, with a high near 28. West northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 10 mph.
Tonight
Snow, mainly after midnight. The snow could be heavy at times. Low around 22. Light east wind becoming north northeast 5 to 10 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday
A 40 percent chance of snow before noon. Cloudy, then gradually becoming mostly sunny, with a temperature rising to near 25 by 11am, then falling to around 17 during the remainder of the day. North wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 8. Wind chill values as low as -1. North wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
Partly sunny, with a high near 22. North northwest wind 5 to 10 mph becoming south in the morning.
Monday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 11.
Tuesday
Mostly cloudy, with a high near 37.
Tuesday Night
Rain. Cloudy, with a low around 32.
Wednesday
A chance of rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 33.
Wednesday Night
A chance of snow before midnight. Mostly cloudy, with a low around 14.
Thursday
A chance of snow. Mostly cloudy, with a high near 23.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 10.
Friday
Partly sunny, with a high near 18.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Charles IL
 41.9°N 88.32°W
Last Update:
6:16 am CST Dec 6, 2025
Forecast Valid:
8am CST Dec 6, 2025-6pm CST Dec 12, 2025
 
Forecast Discussion
 
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Additional Resources

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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