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.

Overcast

41°F

5°C

Humidity 77%
Wind Speed E 3 mph
Barometer 30.19 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 9 Jan 6:15 pm CST
Extended Forecast for

Thornton IL

  • Tonight

    Tonight: A 20 percent chance of rain after 3am. Cloudy, with a low around 33. East wind around 5 mph.

    Low: 33 °F

    Cloudy then
    Slight Chance
    Rain

  • Saturday

    Saturday: Rain and snow before noon, then a chance of rain and snow showers between noon and 1pm, then a chance of snow showers after 1pm. High near 37. South southeast wind 5 to 10 mph becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 37 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Scattered snow showers. Mostly cloudy, with a low around 22. West northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    Low: 22 °F

    Scattered
    Snow Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 32. West northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 32 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain after noon. Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
A 20 percent chance of rain after 3am. Cloudy, with a low around 33. East wind around 5 mph.
Saturday
Rain and snow before noon, then a chance of rain and snow showers between noon and 1pm, then a chance of snow showers after 1pm. High near 37. South southeast wind 5 to 10 mph becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Saturday Night
Scattered snow showers. Mostly cloudy, with a low around 22. West northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 32. West northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 25. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
A chance of rain after noon. Mostly cloudy, with a high near 46.
Tuesday Night
A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 30.
Wednesday
A chance of rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 35.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 29.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 21.
Friday
A chance of snow. Mostly cloudy, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thornton IL
 41.57°N 87.61°W
Last Update:
6:01 pm CST Jan 9, 2026
Forecast Valid:
6pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
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