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

Hazardous Weather Conditions

Current conditions at

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Overcast

31°F

-1°C

Humidity 68%
Wind Speed W 14 G 20 mph
Barometer 29.94 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 21 Jan 9:35 am CST
Extended Forecast for

Thornton IL

Extreme Cold Watch January 23, 03:00am until January 23, 12:00pm
Click here for hazard details and duration
Extreme Cold Watch

  • Today

    Today: A 20 percent chance of snow before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 33. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 33 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Tonight

    Tonight: Snow showers likely, mainly before 9pm. Mostly cloudy, with a low around 13. Wind chill values as low as zero. Breezy, with a west wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 13 °F

    Breezy. Snow
    Showers
    Likely then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 25. Wind chill values as low as zero. West wind around 15 mph, with gusts as high as 25 mph.

    High: 25 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers before 9pm. Mostly cloudy, with a low around -6. Wind chill values as low as -24. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: -6 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 1. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 1 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -7.

    Low: -7 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Mostly cloudy and cold, with a high near 9.

    High: 9 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 4.

    Low: 4 °F

    Chance Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 16.

    High: 16 °F

    Mostly Cloudy

Detailed Forecast

Today
A 20 percent chance of snow before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 33. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Snow showers likely, mainly before 9pm. Mostly cloudy, with a low around 13. Wind chill values as low as zero. Breezy, with a west wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 25. Wind chill values as low as zero. West wind around 15 mph, with gusts as high as 25 mph.
Thursday Night
A 20 percent chance of snow showers before 9pm. Mostly cloudy, with a low around -6. Wind chill values as low as -24. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny and cold, with a high near 1. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around -7.
Saturday
A 20 percent chance of snow after noon. Mostly cloudy and cold, with a high near 9.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 4.
Sunday
Mostly cloudy, with a high near 16.
Sunday Night
Partly cloudy, with a low around 2.
Monday
Sunny, with a high near 16.
Monday Night
Partly cloudy, with a low around 6.
Tuesday
Mostly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thornton IL
 41.57°N 87.61°W
Last Update:
9:11 am CST Jan 21, 2026
Forecast Valid:
9am CST Jan 21, 2026-6pm CST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation