Snowy, Very Cold and Windy from the Northern Plains to Great Lakes; Critical Fire Weather in South Texas

Moderate to heavy lake effect snow is expected downwind of the Great Lakes, with the Chicago metro potentially receiving 6 to 12 inches of snowfall. A frigid airmass will bring very cold temperatures to the Central U.S. and Mississippi Valley today, migrating into the Eastern U.S. on Monday. Dry and windy weather will bring critical fire weather conditions to South Texas today. Read More >

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Partly Cloudy

32°F

0°C

Humidity 55%
Wind Speed NW 20 G 30 mph
Barometer 30.18 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 9 Nov 3:50 pm CST
Extended Forecast for

Lemont IL

Winter Storm Warning November 9, 09:00pm until November 10, 12:00pm
Click here for hazard details and duration
Winter Storm Warning
  • This Afternoon

    This Afternoon: A chance of flurries.  Partly sunny, with a steady temperature around 31. Northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 31 °F

    Chance
    Flurries

  • Tonight

    Tonight: Snow showers, mainly between 11pm and 5am. Some thunder is also possible.  Low around 25. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 25 °F

    Snow Showers
    Likely then
    Snow Showers
    and Blustery

  • Monday

    Monday: A 40 percent chance of snow showers before 9am.  Mostly sunny, with a high near 35. North northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 35 °F

    Chance Snow
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 24. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: A 20 percent chance of snow before noon.  Mostly cloudy, with a high near 41. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 41 °F

    Slight Chance
    Snow then
    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of flurries. Partly sunny, with a steady temperature around 31. Northwest wind around 15 mph, with gusts as high as 30 mph.
Tonight
Snow showers, mainly between 11pm and 5am. Some thunder is also possible. Low around 25. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Monday
A 40 percent chance of snow showers before 9am. Mostly sunny, with a high near 35. North northwest wind around 15 mph, with gusts as high as 25 mph.
Monday Night
Increasing clouds, with a low around 24. West wind around 10 mph, with gusts as high as 20 mph.
Veterans Day
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 41. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
Sunny, with a high near 48.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 56.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
Mostly cloudy, with a high near 62.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 47.
Sunday
A chance of rain. Partly sunny, with a high near 59.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Lemont IL
 41.67°N 88.01°W
3:30 pm CST Nov 9, 2025
4pm CST Nov 9, 2025-6pm CST Nov 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database