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

8°F

-13°C

Humidity 76%
Wind Speed W 17 mph
Barometer 30.06 in (1019.5 mb)
Dewpoint 2°F (-17°C)
Visibility 9.00 mi
Wind Chill-10°F (-23°C)
Last update 18 Jan 3:52 am CST
Extended Forecast for

Somonauk IL

Cold Weather Advisory January 19, 03:00am until January 19, 10:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Overnight

    Overnight: A chance of flurries. Mostly cloudy, with a low around 7. Wind chill values as low as -7. West wind 10 to 15 mph.

    Low: 7 °F

    Chance
    Flurries

  • Sunday

    Sunday: Snow likely, mainly after 5pm. Mostly cloudy, with a high near 20. Wind chill values as low as -7. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 20 °F

    Partly Sunny
    then Snow
    Likely

  • Sunday Night

    Sunday Night: Snow, mainly before 10pm. Low around 0. Wind chill values as low as -20. Blustery, with a southwest wind 10 to 15 mph becoming west northwest 20 to 25 mph in the evening. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 0 °F

    Blustery.
    Snow then
    Slight Chance
    Snow

  • M.L.King Day

    M.L.King Day: Mostly sunny and cold, with a high near 8. Wind chill values as low as -21. Blustery, with a west northwest wind 15 to 25 mph, with gusts as high as 30 mph.

    High: 8 °F

    Cold and
    Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 2. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 2 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 22.

    High: 22 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 16.

    Low: 16 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 29.

    High: 29 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of flurries. Mostly cloudy, with a low around 7. Wind chill values as low as -7. West wind 10 to 15 mph.
Sunday
Snow likely, mainly after 5pm. Mostly cloudy, with a high near 20. Wind chill values as low as -7. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow, mainly before 10pm. Low around 0. Wind chill values as low as -20. Blustery, with a southwest wind 10 to 15 mph becoming west northwest 20 to 25 mph in the evening. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
M.L.King Day
Mostly sunny and cold, with a high near 8. Wind chill values as low as -21. Blustery, with a west northwest wind 15 to 25 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 2. West wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 22.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 16.
Wednesday
Mostly cloudy, with a high near 29.
Wednesday Night
Partly cloudy, with a low around 10.
Thursday
Mostly sunny, with a high near 21.
Thursday Night
Mostly cloudy, with a low around 14.
Friday
Mostly cloudy, with a high near 28.
Friday Night
A chance of snow. Mostly cloudy, with a low around 9.
Saturday
A chance of snow. Partly 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:
3:11 am CST Jan 18, 2026
Forecast Valid:
4am CST Jan 18, 2026-6pm CST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation