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

19°F

-7°C

Humidity 47%
Wind Speed SW 10 mph
Barometer 30.32 in (1028.3 mb)
Dewpoint 2°F (-17°C)
Visibility 9.00 mi
Wind Chill8°F (-13°C)
Last update 20 Jan 12:52 pm CST
Extended Forecast for

Somonauk IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 22. South southwest wind 5 to 10 mph.

    High: 22 °F

    Partly Sunny

  • Tonight

    Tonight: Snow likely, mainly after 3am. Cloudy, with a temperature rising to around 24 by 3am. South southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 20 °F⇑

    Chance Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of snow before 9am. Partly sunny, with a high near 29. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 29 °F

    Chance Snow
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow showers before midnight. Mostly cloudy, with a low around 13. Wind chill values as low as zero. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 13 °F

    Chance Snow
    Showers and
    Blustery

  • Thursday

    Thursday: Mostly sunny, with a high near 22. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -7.

    Low: -7 °F

    Mostly Cloudy

  • Friday

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

    High: 0 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -8.

    Low: -8 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy and cold, with a high near 6.

    High: 6 °F

    Cold

Detailed Forecast

This Afternoon
Partly sunny, with a high near 22. South southwest wind 5 to 10 mph.
Tonight
Snow likely, mainly after 3am. Cloudy, with a temperature rising to around 24 by 3am. South southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Wednesday
A 30 percent chance of snow before 9am. Partly sunny, with a high near 29. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 50 percent chance of snow showers before midnight. Mostly cloudy, with a low around 13. Wind chill values as low as zero. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 22. West wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around -7.
Friday
Mostly sunny and cold, with a high near 0.
Friday Night
Mostly cloudy, with a low around -8.
Saturday
Mostly cloudy and cold, with a high near 6.
Saturday Night
A chance of snow before midnight. Mostly cloudy, with a low around -2.
Sunday
Mostly sunny, with a high near 16.
Sunday Night
Partly cloudy, with a low around 1.
Monday
Sunny, with a high near 18.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Somonauk IL
 41.61°N 88.69°W
Last Update:
1:17 pm CST Jan 20, 2026
Forecast Valid:
1pm CST Jan 20, 2026-6pm CST Jan 26, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation