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

Tropical Depression Nine Forms; Heavy Rainfall in the Southwest and Southeast this Weekend

Tropical Depression Nine has formed and will continue to slowly move to the north-northwest in the coming days. As the storm passes close to the east coast of Florida, tropical storm conditions are possible Sunday through Monday. Tropical Storm Watches have been issued. Significant uncertainty remains in the track and intensity, but chances for impacts to the Southeast are increasing. Read More >

Current conditions at

Aurora Municipal Airport (KARR)

Lat: 41.77°NLon: 88.48°WElev: 696ft.

Fair

71°F

22°C

Humidity 51%
Wind Speed Calm
Barometer 29.94 in (1013.7 mb)
Dewpoint 52°F (11°C)
Visibility 8.00 mi
Last update 27 Sep 7:52 pm CDT
Extended Forecast for

Somonauk IL

  • Tonight

    Tonight: Clear, with a low around 57. West wind around 5 mph becoming north northeast after midnight.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 86. Northeast wind around 5 mph becoming east southeast in the afternoon.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. East northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88. Calm wind becoming south southwest around 5 mph.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. East wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 57. West wind around 5 mph becoming north northeast after midnight.
Sunday
Sunny, with a high near 86. Northeast wind around 5 mph becoming east southeast in the afternoon.
Sunday Night
Mostly clear, with a low around 56. East northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Monday
Sunny, with a high near 88. Calm wind becoming south southwest around 5 mph.
Monday Night
Mostly clear, with a low around 57. East wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Partly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Somonauk IL
 41.63°N 88.69°W
Last Update:
8:26 pm CDT Sep 27, 2025
Forecast Valid:
8pm CDT Sep 27, 2025-6pm CDT Oct 4, 2025
 
Forecast Discussion
 
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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