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.

Overcast

31°F

-1°C

Humidity 80%
Wind Speed W 8 mph
Barometer 29.90 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 31 Dec 9:35 am CST
Extended Forecast for

Thornton IL

  • Today

    Today: Snow before 3pm, then snow, possibly mixed with rain between 3pm and 4pm, then snow after 4pm. High near 34. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

    High: 34 °F

    Cloudy then
    Rain/Snow

  • Tonight

    Tonight: A 50 percent chance of snow before 9pm. Cloudy during the early evening, then gradual clearing, with a low around 11. North northwest wind 5 to 15 mph, with gusts as high as 30 mph.

    Low: 11 °F

    Chance Snow
    then Mostly
    Clear

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 22. Northwest wind around 5 mph becoming west southwest in the afternoon. Winds could gust as high as 10 mph.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. Southwest wind around 5 mph becoming calm.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 28. West northwest wind around 5 mph, with gusts as high as 10 mph.

    High: 28 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 28.

    High: 28 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

Today
Snow before 3pm, then snow, possibly mixed with rain between 3pm and 4pm, then snow after 4pm. High near 34. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 50 percent chance of snow before 9pm. Cloudy during the early evening, then gradual clearing, with a low around 11. North northwest wind 5 to 15 mph, with gusts as high as 30 mph.
New Year's Day
Mostly sunny, with a high near 22. Northwest wind around 5 mph becoming west southwest in the afternoon. Winds could gust as high as 10 mph.
Thursday Night
Partly cloudy, with a low around 15. Southwest wind around 5 mph becoming calm.
Friday
Sunny, with a high near 28. West northwest wind around 5 mph, with gusts as high as 10 mph.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Mostly cloudy, with a high near 28.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly cloudy, with a high near 38.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thornton IL
 41.57°N 87.61°W
Last Update:
9:31 am CST Dec 31, 2025
Forecast Valid:
9am CST Dec 31, 2025-6pm CST Jan 6, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation