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

Aurora Municipal Airport (KARR)

Lat: 41.77°NLon: 88.48°WElev: 696ft.

Overcast

40°F

4°C

Humidity 77%
Wind Speed W 13 mph
Barometer 29.60 in (1002.9 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 13 Jan 9:52 pm CST
Extended Forecast for

Somonauk IL

  • Tonight

    Tonight: A 20 percent chance of snow after 5am. Cloudy, with a low around 26. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 26 °F

    Cloudy then
    Slight Chance
    Snow

  • Wednesday

    Wednesday: A 20 percent chance of snow before 8am. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 23 by 5pm. Blustery, with a north northwest wind 20 to 25 mph, with gusts as high as 30 mph.

    High: 27 °F⇓

    Blustery.
    Slight Chance
    Snow then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 14. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 26. North northwest wind around 10 mph becoming south southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 26 °F

    Sunny

  • Thursday Night

    Thursday Night: Snow. Low around 22. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 22 °F

    Snow

  • Friday

    Friday: Snow likely, mainly before noon. Mostly cloudy, with a high near 35. Chance of precipitation is 60%.

    High: 35 °F

    Snow Likely

  • Friday Night

    Friday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow after noon. Mostly cloudy, with a high near 17.

    High: 17 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of snow after 5am. Cloudy, with a low around 26. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A 20 percent chance of snow before 8am. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 23 by 5pm. Blustery, with a north northwest wind 20 to 25 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 14. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 26. North northwest wind around 10 mph becoming south southwest in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Snow. Low around 22. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Friday
Snow likely, mainly before noon. Mostly cloudy, with a high near 35. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 13.
Saturday
A chance of snow after noon. Mostly cloudy, with a high near 17.
Saturday Night
Mostly cloudy, with a low around 5.
Sunday
Partly sunny, with a high near 16.
Sunday Night
Mostly cloudy, with a low around 6.
M.L.King Day
Partly sunny, with a high near 17.
Monday Night
Partly cloudy, with a low around 1.
Tuesday
Mostly sunny, with a high near 15.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Somonauk IL
 41.61°N 88.69°W
Last Update:
9:31 pm CST Jan 13, 2026
Forecast Valid:
10pm CST Jan 13, 2026-6pm CST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation