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.

Fair

57°F

14°C

Humidity 30%
Wind Speed S 10 mph
Barometer 30.19 in (1022.7 mb)
Dewpoint 26°F (-3°C)
Visibility 9.00 mi
Last update 20 Apr 5:52 pm CDT
Extended Forecast for

Somonauk IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 76. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly between 7pm and 1am. Partly cloudy, with a low around 53. West southwest wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 15 mph.

    Low: 53 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. North northeast wind around 5 mph becoming south in the afternoon. Winds could gust as high as 10 mph.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. South wind around 5 mph, with gusts as high as 15 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Breezy.

    High: 80 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.

    Low: 61 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 73.

    High: 73 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers before 1am. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 44. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 76. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly between 7pm and 1am. Partly cloudy, with a low around 53. West southwest wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 15 mph.
Wednesday
Mostly sunny, with a high near 75. North northeast wind around 5 mph becoming south in the afternoon. Winds could gust as high as 10 mph.
Wednesday Night
Mostly clear, with a low around 56. South wind around 5 mph, with gusts as high as 15 mph.
Thursday
Mostly sunny, with a high near 80. Breezy.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 73.
Friday Night
A chance of showers before 1am. Mostly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 64.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 45.
Monday
A chance of showers. Mostly cloudy, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Somonauk IL
 41.63°N 88.69°W
Last Update:
3:41 pm CDT Apr 20, 2026
Forecast Valid:
6pm CDT Apr 20, 2026-6pm CDT Apr 27, 2026
 
Forecast Discussion
 
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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