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

Heavy Mountain Snow in the Northwest U.S.; Wintry Mix in the Northeast U.S.

Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. overnight into Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Fog/Mist

36°F

2°C

Humidity 100%
Wind Speed W 12 mph
Barometer 29.78 in (1009.1 mb)
Dewpoint 36°F (2°C)
Visibility 2.50 mi
Wind Chill28°F (-2°C)
Last update 7 Jan 12:52 am CST
Extended Forecast for

West Chicago IL

  • Overnight

    Overnight: Patchy fog. Otherwise, cloudy, with a low around 33. West wind 5 to 10 mph.

    Low: 33 °F

    Patchy Fog

  • Wednesday

    Wednesday: Areas of dense fog before 2pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 43. West wind 5 to 10 mph becoming south in the afternoon.

    High: 43 °F

    Areas Dense
    Fog

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 37. South wind around 10 mph.

    Low: 37 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Rain, mainly after noon. High near 49. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 49 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain, mainly before midnight. Low around 41. South southeast wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    Low: 41 °F

    Rain then
    Chance Rain

  • Friday

    Friday: A 20 percent chance of rain. Mostly cloudy, with a high near 44.

    High: 44 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A slight chance of rain before midnight, then a chance of rain and snow. Cloudy, with a low around 34. Chance of precipitation is 50%.

    Low: 34 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

  • Saturday

    Saturday: Rain likely before noon, then a chance of snow. Mostly cloudy, with a high near 38.

    High: 38 °F

    Rain Likely
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 23.

    Low: 23 °F

    Chance Snow

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 33. West wind 5 to 10 mph.
Wednesday
Areas of dense fog before 2pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 43. West wind 5 to 10 mph becoming south in the afternoon.
Wednesday Night
Increasing clouds, with a low around 37. South wind around 10 mph.
Thursday
Rain, mainly after noon. High near 49. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Thursday Night
Rain, mainly before midnight. Low around 41. South southeast wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 44.
Friday Night
A slight chance of rain before midnight, then a chance of rain and snow. Cloudy, with a low around 34. Chance of precipitation is 50%.
Saturday
Rain likely before noon, then a chance of snow. Mostly cloudy, with a high near 38.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Chicago IL
 41.88°N 88.2°W
Last Update:
12:11 am CST Jan 7, 2026
Forecast Valid:
1am CST Jan 7, 2026-6pm CST Jan 13, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation