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.

Rain

39°F

4°C

Humidity 100%
Wind Speed Calm
Barometer 29.69 in
Dewpoint 39°F (4°C)
Visibility 5.00 mi
Last update 11 Mar 8:35 am CDT
Extended Forecast for

Thornton IL

Flood Warning March 11, 11:20am until March 12, 07:30am
Click here for hazard details and duration
Flood Warning

  • Today

    Today: Rain before 3pm, then a chance of rain and snow. Temperature falling to around 37 by 2pm. Breezy, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 43 °F⇓

    Rain then
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 29. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 29 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Increasing clouds, with a high near 47. West wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 47 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A 50 percent chance of showers. Cloudy, with a low around 39. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 40 mph.

    Low: 39 °F

    Chance
    Showers and
    Windy

  • Friday

    Friday: Mostly sunny, with a high near 49. Windy, with a west wind 20 to 30 mph, with gusts as high as 45 mph.

    High: 49 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow. Cloudy, with a high near 42.

    High: 42 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow. Cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: Rain. Cloudy, with a high near 50. Breezy.

    High: 50 °F

    Rain and
    Breezy

Detailed Forecast

Today
Rain before 3pm, then a chance of rain and snow. Temperature falling to around 37 by 2pm. Breezy, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 29. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Thursday
Increasing clouds, with a high near 47. West wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A 50 percent chance of showers. Cloudy, with a low around 39. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 40 mph.
Friday
Mostly sunny, with a high near 49. Windy, with a west wind 20 to 30 mph, with gusts as high as 45 mph.
Friday Night
Mostly cloudy, with a low around 29.
Saturday
A 30 percent chance of snow. Cloudy, with a high near 42.
Saturday Night
A chance of rain and snow. Cloudy, with a low around 35.
Sunday
Rain. Cloudy, with a high near 50. Breezy.
Sunday Night
Rain and snow likely before 1am, then a chance of snow. Mostly cloudy, with a low around 19. Blustery.
Monday
Mostly cloudy, with a high near 28.
Monday Night
Partly cloudy, with a low around 12.
Tuesday
Mostly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thornton IL
 41.57°N 87.61°W
Last Update:
4:11 am CDT Mar 11, 2026
Forecast Valid:
8am CDT Mar 11, 2026-6pm CDT Mar 17, 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