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

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Overcast

24°F

-4°C

Humidity 75%
Wind Speed NW 14 mph
Barometer 30.17 in (1022.4 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 11 Jan 5:52 am CST
Extended Forecast for

Deer Park IL

  • Today

    Today: Scattered flurries with a slight chance of snow showers before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 33. Breezy, with a northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 33 °F

    Slight Chance
    Snow Showers
    and Breezy
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 33. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 30 percent chance of showers before noon. Partly sunny, with a high near 48. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 48 °F

    Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow showers after 3am. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 32. Breezy.

    High: 32 °F

    Chance Snow
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of snow showers before midnight. Mostly cloudy, with a low around 16.

    Low: 16 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

Detailed Forecast

Today
Scattered flurries with a slight chance of snow showers before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 33. Breezy, with a northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.
Tonight
Partly cloudy, with a low around 26. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 41. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Increasing clouds, with a low around 33. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
A 30 percent chance of showers before noon. Partly sunny, with a high near 48. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A slight chance of rain and snow showers after 3am. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.
Wednesday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 32. Breezy.
Wednesday Night
A chance of snow showers before midnight. Mostly cloudy, with a low around 16.
Thursday
Partly sunny, with a high near 27.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 21.
Friday
A chance of snow showers. Cloudy, with a high near 32.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 18.
Saturday
Mostly cloudy, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Deer Park IL
 42.16°N 88.1°W
Last Update:
4:26 am CST Jan 11, 2026
Forecast Valid:
6am CST Jan 11, 2026-6pm CST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation