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.

Fair

25°F

-4°C

Humidity 77%
Wind Speed W 6 mph
Barometer 29.84 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 6 Dec 4:55 am CST
Extended Forecast for

Thornton IL

Winter Weather Advisory December 7, 12:00am until December 7, 09:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: Mostly cloudy, with a high near 30. West wind 5 to 10 mph becoming light and variable in the afternoon.

    High: 30 °F

    Mostly Cloudy

  • Tonight

    Tonight: Snow, mainly after midnight. Steady temperature around 27. Calm wind becoming east southeast around 5 mph after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 27 °F

    Slight Chance
    Snow then
    Snow

  • Sunday

    Sunday: Snow likely, mainly before noon. Mostly cloudy, with a temperature rising to near 31 by 10am, then falling to around 24 during the remainder of the day. South southeast wind 5 to 15 mph becoming north in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 31 °F⇓

    Snow Likely
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 13. North wind 5 to 10 mph becoming east southeast after midnight. Winds could gust as high as 15 mph.

    Low: 13 °F

    Chance Snow
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 23. East southeast wind around 5 mph becoming south in the afternoon. Winds could gust as high as 10 mph.

    High: 23 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain likely. Cloudy, with a low around 33.

    Low: 33 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain before noon, then a chance of snow. Mostly cloudy, with a high near 35.

    High: 35 °F

    Chance Rain
    then Chance
    Snow

Detailed Forecast

Today
Mostly cloudy, with a high near 30. West wind 5 to 10 mph becoming light and variable in the afternoon.
Tonight
Snow, mainly after midnight. Steady temperature around 27. Calm wind becoming east southeast around 5 mph after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow likely, mainly before noon. Mostly cloudy, with a temperature rising to near 31 by 10am, then falling to around 24 during the remainder of the day. South southeast wind 5 to 15 mph becoming north in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 13. North wind 5 to 10 mph becoming east southeast after midnight. Winds could gust as high as 15 mph.
Monday
Mostly sunny, with a high near 23. East southeast wind around 5 mph becoming south in the afternoon. Winds could gust as high as 10 mph.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 12.
Tuesday
Mostly cloudy, with a high near 37.
Tuesday Night
Rain likely. Cloudy, with a low around 33.
Wednesday
A chance of rain before noon, then a chance of snow. Mostly cloudy, with a high near 35.
Wednesday Night
A chance of snow before midnight. Mostly cloudy, with a low around 17.
Thursday
A chance of snow. Mostly cloudy, with a high near 26.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 14.
Friday
Partly sunny, with a high near 21.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thornton IL
 41.57°N 87.61°W
Last Update:
4:26 am CST Dec 6, 2025
Forecast Valid:
5am CST Dec 6, 2025-6pm CST Dec 12, 2025
 
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