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

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Light Snow Fog/Mist

23°F

-5°C

Humidity 74%
Wind Speed S 15 mph
Barometer 29.67 in (1006.3 mb)
Dewpoint 16°F (-9°C)
Visibility 2.50 mi
Wind Chill10°F (-12°C)
Last update 16 Jan 12:53 am CST
Extended Forecast for

Merrionette Park IL

  • Overnight

    Overnight: Snow, mainly before 2am. Low around 22. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.

    Low: 22 °F

    Snow

  • Friday

    Friday: Snow likely, mainly before noon. Mostly cloudy, with a high near 36. West southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 36 °F

    Snow Likely

  • Friday Night

    Friday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 16. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 16 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: A 30 percent chance of snow showers, mainly after noon. Mostly cloudy, with a high near 20. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 20 °F

    Chance Snow
    Showers

  • Saturday Night

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

    Low: 10 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Sunday

    Sunday: A chance of flurries after noon. Partly sunny, with a high near 20.

    High: 20 °F

    Chance
    Flurries

  • Sunday Night

    Sunday Night: A 20 percent chance of snow showers. Mostly cloudy, with a low around 4. Blustery.

    Low: 4 °F

    Slight Chance
    Snow Showers
    and Blustery

  • M.L.King Day

    M.L.King Day: Partly sunny and cold, with a high near 10. Blustery.

    High: 10 °F

    Cold and
    Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

Detailed Forecast

Overnight
Snow, mainly before 2am. Low around 22. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.
Friday
Snow likely, mainly before noon. Mostly cloudy, with a high near 36. West southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Friday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 16. West wind around 15 mph, with gusts as high as 25 mph.
Saturday
A 30 percent chance of snow showers, mainly after noon. Mostly cloudy, with a high near 20. West wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 10. West wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A chance of flurries after noon. Partly sunny, with a high near 20.
Sunday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 4. Blustery.
M.L.King Day
Partly sunny and cold, with a high near 10. Blustery.
Monday Night
Partly cloudy, with a low around 3.
Tuesday
Mostly sunny, with a high near 21.
Tuesday Night
Mostly cloudy, with a low around 14.
Wednesday
Partly sunny, with a high near 27.
Wednesday Night
Partly cloudy, with a low around 13.
Thursday
Mostly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merrionette Park IL
 41.71°N 87.72°W
Last Update:
11:56 pm CST Jan 15, 2026
Forecast Valid:
1am CST Jan 16, 2026-6pm CST Jan 22, 2026
 
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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