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.

Partly Cloudy and Breezy

48°F

9°C

Humidity 61%
Wind Speed W 23 G 33 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 35°F (2°C)
Visibility 9.00 mi
Wind Chill40°F (4°C)
Last update 18 Apr 1:52 pm CDT
Extended Forecast for

Somonauk IL

Freeze Watch April 20, 12:00am until April 20, 09:00am
Frost Advisory April 19, 12:00am until April 19, 09:00am
Click here for hazard details and duration
Freeze Watch
Frost Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 50. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.

    High: 50 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Patchy frost after midnight. Otherwise, mostly clear, with a low around 33. West southwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 33 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: A 30 percent chance of showers after 1pm. Areas of frost before 8am. Otherwise, increasing clouds, with a high near 51. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 51 °F

    Areas Frost
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Widespread frost after 1am. Otherwise, mostly clear, with a low around 29. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost before 8am. Otherwise, sunny, with a high near 55. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 10 mph.

    High: 55 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 50. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.
Tonight
Patchy frost after midnight. Otherwise, mostly clear, with a low around 33. West southwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Sunday
A 30 percent chance of showers after 1pm. Areas of frost before 8am. Otherwise, increasing clouds, with a high near 51. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.
Sunday Night
Widespread frost after 1am. Otherwise, mostly clear, with a low around 29. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 55. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 10 mph.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Showers likely. Mostly cloudy, with a low around 60.
Friday
A chance of showers. Mostly cloudy, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Somonauk IL
 41.61°N 88.69°W
Last Update:
1:21 pm CDT Apr 18, 2026
Forecast Valid:
2pm CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation