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

50°F

10°C

Humidity 68%
Wind Speed S 8 mph
Barometer 29.93 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 17 Feb 11:15 am CST
Extended Forecast for

Thornton IL

  • Today

    Today: Mostly cloudy, with a high near 57. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 57 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers likely, with thunderstorms also possible after midnight. Cloudy, with a low around 52. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 65. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 65 °F

    Becoming
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 42. West southwest wind 5 to 10 mph becoming south southeast after midnight. Winds could gust as high as 15 mph.

    Low: 42 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 50 percent chance of rain, mainly after noon. Partly sunny, with a high near 61. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Slight Chance
    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 37. Chance of precipitation is 70%.

    Low: 37 °F

    Rain Likely

  • Friday

    Friday: A 20 percent chance of rain before noon. Partly sunny, with a high near 45. Breezy.

    High: 45 °F

    Breezy.
    Slight Chance
    Rain then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 57. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Showers likely, with thunderstorms also possible after midnight. Cloudy, with a low around 52. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 65. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Wednesday Night
Increasing clouds, with a low around 42. West southwest wind 5 to 10 mph becoming south southeast after midnight. Winds could gust as high as 15 mph.
Thursday
A 50 percent chance of rain, mainly after noon. Partly sunny, with a high near 61. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 37. Chance of precipitation is 70%.
Friday
A 20 percent chance of rain before noon. Partly sunny, with a high near 45. Breezy.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Partly sunny, with a high near 39.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Partly sunny, with a high near 33.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 32.
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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:
9:21 am CST Feb 17, 2026
Forecast Valid:
11am CST Feb 17, 2026-6pm CST Feb 23, 2026
 
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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