Severe Thunderstorms and Heavy Rain in the Southern U.S.; Snow in the Northern Rockies and Northern Plains

A storm system will shift from eastern Texas into the lower Mississippi Valley today with additional threats of severe thunderstorms and heavy to excessive rainfall which may bring flooding. In the northern U.S., a storm will bring heavy snow and gusty winds over parts of the northern Rockies, northern Plains, and Upper Midwest today into Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Mostly Cloudy

48°F

9°C

Humidity 67%
Wind Speed S 3 mph
Barometer 30.01 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 24 Nov 4:15 pm CST
Extended Forecast for

Thornton IL

  • This Afternoon

    This Afternoon: A 20 percent chance of rain after 5pm.  Cloudy, with a high near 52. South wind 5 to 10 mph.

    High: 52 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Rain, mainly after 2am.  Patchy fog after 2am. Low around 45. South wind around 5 mph, with gusts as high as 15 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Chance Rain
    then Rain and
    Patchy Fog

  • Tuesday

    Tuesday: Rain before 9am, then a chance of drizzle between 9am and noon.  Areas of fog before noon. High near 52. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 10 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain and
    Areas Fog
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Rain likely before 3am, then a chance of rain and snow.  Cloudy, with a low around 34. Breezy, with a west wind 5 to 15 mph increasing to 15 to 25 mph after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain Likely
    then Chance
    Rain/Snow and
    Breezy

  • Wednesday

    Wednesday: A chance of snow or flurries before noon, then a chance of flurries after noon.  Mostly cloudy, with a high near 39. Breezy, with a west wind 20 to 25 mph, with gusts as high as 35 mph.  Chance of precipitation is 30%.

    High: 39 °F

    Breezy.
    Chance Snow
    then Chance
    Flurries

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25. Breezy.

    Low: 25 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 33. Breezy.

    High: 33 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain after 5pm. Cloudy, with a high near 52. South wind 5 to 10 mph.
Tonight
Rain, mainly after 2am. Patchy fog after 2am. Low around 45. South wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain before 9am, then a chance of drizzle between 9am and noon. Areas of fog before noon. High near 52. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain likely before 3am, then a chance of rain and snow. Cloudy, with a low around 34. Breezy, with a west wind 5 to 15 mph increasing to 15 to 25 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday
A chance of snow or flurries before noon, then a chance of flurries after noon. Mostly cloudy, with a high near 39. Breezy, with a west wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 25. Breezy.
Thanksgiving Day
Mostly sunny, with a high near 33. Breezy.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 32.
Friday Night
A chance of snow after midnight. Mostly cloudy, with a low around 24.
Saturday
Snow likely. Cloudy, with a high near 34.
Saturday Night
A chance of snow. Cloudy, with a low around 28.
Sunday
A chance of rain. Mostly cloudy, with a high near 37.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 26.
Monday
A chance of rain. Mostly cloudy, with a high near 36.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Thornton IL
 41.57°N 87.61°W
3:11 pm CST Nov 24, 2025
4pm CST Nov 24, 2025-6pm CST Dec 1, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database