National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Aurora Municipal Airport (KARR)

Lat: 41.77°NLon: 88.48°WElev: 696ft.

Fair

1°F

-17°C

Humidity 75%
Wind Speed W 6 mph
Barometer 30.32 in (1028.5 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Wind Chill-11°F (-24°C)
Last update 20 Jan 1:52 am CST
Extended Forecast for

Somonauk IL

  • Overnight

    Overnight: Mostly clear, with a low around -1. Wind chill values as low as -11. West southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: -1 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 23. Wind chill values as low as -12. West southwest wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 15 mph.

    High: 23 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after midnight. Cloudy, with a temperature rising to around 27 by 3am. South southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 20 °F⇑

    Chance Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Partly sunny, with a high near 30. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 30 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 13. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 13 °F

    Chance Snow
    and Breezy
    then Partly
    Cloudy and
    Blustery

  • Thursday

    Thursday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -6.

    Low: -6 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny and cold, with a high near 0.

    High: 0 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -10.

    Low: -10 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around -1. Wind chill values as low as -11. West southwest wind around 5 mph, with gusts as high as 10 mph.
Tuesday
Increasing clouds, with a high near 23. Wind chill values as low as -12. West southwest wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Snow likely, mainly after midnight. Cloudy, with a temperature rising to around 27 by 3am. South southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday
Partly sunny, with a high near 30. West wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 13. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 21.
Thursday Night
Mostly cloudy, with a low around -6.
Friday
Partly sunny and cold, with a high near 0.
Friday Night
Mostly cloudy, with a low around -10.
Saturday
Partly sunny and cold, with a high near 4.
Saturday Night
Mostly cloudy, with a low around -6.
Sunday
Mostly sunny, with a high near 12.
Sunday Night
Partly cloudy, with a low around 2.
Monday
Mostly sunny, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Somonauk IL
 41.61°N 88.69°W
Last Update:
12:21 am CST Jan 20, 2026
Forecast Valid:
2am CST Jan 20, 2026-6pm CST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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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