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

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Fair

36°F

2°C

Humidity 58%
Wind Speed S 5 mph
Barometer 30.04 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 9 Feb 4:35 pm CST
Extended Forecast for

Thornton IL

  • Tonight

    Tonight: Mostly cloudy, with a temperature rising to around 37 by 3am. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 34 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. West southwest wind 10 to 15 mph becoming northwest in the morning. Winds could gust as high as 30 mph.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27. Northwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25. North northwest wind around 5 mph becoming calm in the evening.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a temperature rising to around 37 by 3am. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 44. West southwest wind 10 to 15 mph becoming northwest in the morning. Winds could gust as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 27. Northwest wind around 10 mph, with gusts as high as 15 mph.
Wednesday
Mostly sunny, with a high near 38. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Partly cloudy, with a low around 25. North northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 37.
Thursday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 26.
Friday
Sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly cloudy, with a high near 42.
Saturday Night
A chance of rain and snow. Cloudy, with a low around 32.
Sunday
A chance of rain and snow. Partly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 30.
Washington's Birthday
Partly sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Thornton IL
 41.57°N 87.61°W
Last Update:
3:11 pm CST Feb 9, 2026
Forecast Valid:
4pm CST Feb 9, 2026-6pm CST Feb 16, 2026
 
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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