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.

Overcast

17°F

-8°C

Humidity 77%
Wind Speed SW 10 mph
Barometer 29.85 in (1012.2 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 18 Jan 8:52 pm CST
Extended Forecast for

Buffalo Grove IL

Cold Weather Advisory January 19, 03:00am until January 19, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: Snow, mainly before midnight. Low around 1. Wind chill values as low as -20. Blustery, with a southwest wind 10 to 15 mph becoming west northwest 20 to 25 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.

    Low: 1 °F

    Snow then
    Chance Snow
    and Blustery

  • M.L.King Day

    M.L.King Day: A 20 percent chance of snow before 7am. Mostly sunny and cold, with a high near 7. Wind chill values as low as -22. Blustery, with a west northwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 7 °F

    Blustery.
    Slight Chance
    Snow then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 2. Wind chill values as low as -12. West wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 2 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 19. Wind chill values as low as -9. West wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 19 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after midnight. Mostly cloudy, with a low around 12. South wind 5 to 15 mph. Chance of precipitation is 60%.

    Low: 12 °F

    Slight Chance
    Snow then
    Snow Likely

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 28.

    High: 28 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 8.

    Low: 8 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 16.

    High: 16 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow, mainly before midnight. Low around 1. Wind chill values as low as -20. Blustery, with a southwest wind 10 to 15 mph becoming west northwest 20 to 25 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.
M.L.King Day
A 20 percent chance of snow before 7am. Mostly sunny and cold, with a high near 7. Wind chill values as low as -22. Blustery, with a west northwest wind 15 to 25 mph, with gusts as high as 35 mph.
Monday Night
Mostly cloudy, with a low around 2. Wind chill values as low as -12. West wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 19. Wind chill values as low as -9. West wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 12. South wind 5 to 15 mph. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 28.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 8.
Thursday
Mostly sunny, with a high near 16.
Thursday Night
Mostly cloudy, with a low around 5.
Friday
A chance of snow after noon. Partly sunny, with a high near 18.
Friday Night
A chance of snow. Mostly cloudy, with a low around 0.
Saturday
A chance of snow. Partly sunny, with a high near 11.
Saturday Night
A chance of snow. Mostly cloudy, with a low around -4.
Sunday
A chance of snow. Partly sunny and cold, with a high near 10.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo Grove IL
 42.15°N 87.95°W
Last Update:
8:41 pm CST Jan 18, 2026
Forecast Valid:
9pm CST Jan 18, 2026-6pm CST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation