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.

Partly Cloudy

86°F

30°C

Humidity 29%
Wind Speed S 9 G 18 mph
Barometer 30.10 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 4 Oct 2:15 pm CDT
Extended Forecast for

Thornton IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 88. South southwest wind around 10 mph, with gusts as high as 15 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 64. South wind around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85. South southwest wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 85 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 60. Chance of precipitation is 80%.

    Low: 60 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 67. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 88. South southwest wind around 10 mph, with gusts as high as 15 mph.
Tonight
Mostly clear, with a low around 64. South wind around 5 mph.
Sunday
Sunny, with a high near 85. South southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
Showers and possibly a thunderstorm. Low around 60. Chance of precipitation is 80%.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 67. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 73.
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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:
1:41 pm CDT Oct 4, 2025
Forecast Valid:
2pm CDT Oct 4, 2025-6pm CDT Oct 10, 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