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

Hazardous Weather Conditions

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Fog/Mist

41°F

5°C

Humidity 96%
Wind Speed Calm
Barometer 29.33 in (993.4 mb)
Dewpoint 40°F (4°C)
Visibility 6.00 mi
Last update 20 Feb 12:52 am CST
Extended Forecast for

Prospect Heights IL

Wind Advisory February 20, 06:00am until February 20, 04:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: A 40 percent chance of showers, mainly after 3am. Patchy fog. Otherwise, cloudy, with a low around 35. Breezy, with an east wind 10 to 20 mph becoming southwest. Winds could gust as high as 35 mph.

    Low: 35 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A chance of rain and snow showers before 9am, then a chance of snow showers between 9am and noon, then a chance of flurries after noon. Mostly cloudy, with a temperature falling to around 33 by 5pm. Breezy, with a west wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 50%.

    High: 36 °F⇓

    Breezy.
    Chance
    Rain/Snow
    then Chance
    Flurries

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26. Breezy, with a west wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: 26 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 38. West northwest wind 10 to 15 mph.

    High: 38 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 26. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Cloudy then
    Chance Snow

  • Sunday

    Sunday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 32. Breezy.

    High: 32 °F

    Slight Chance
    Snow then
    Mostly Cloudy
    and Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Slight Chance
    Snow

  • Monday

    Monday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of showers, mainly after 3am. Patchy fog. Otherwise, cloudy, with a low around 35. Breezy, with an east wind 10 to 20 mph becoming southwest. Winds could gust as high as 35 mph.
Friday
A chance of rain and snow showers before 9am, then a chance of snow showers between 9am and noon, then a chance of flurries after noon. Mostly cloudy, with a temperature falling to around 33 by 5pm. Breezy, with a west wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 50%.
Friday Night
Partly cloudy, with a low around 26. Breezy, with a west wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Saturday
Partly sunny, with a high near 38. West northwest wind 10 to 15 mph.
Saturday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 26. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 32. Breezy.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 20.
Monday
Partly sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Partly sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 46.
Wednesday Night
Partly cloudy, with a low around 25.
Thursday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prospect Heights IL
 42.11°N 87.92°W
Last Update:
1:10 am CST Feb 20, 2026
Forecast Valid:
1am CST Feb 20, 2026-6pm CST Feb 26, 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