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

41°F

5°C

Humidity 36%
Wind Speed E 5 mph
Barometer 30.41 in (1030.4 mb)
Dewpoint 16°F (-9°C)
Visibility 8.00 mi
Wind Chill38°F (3°C)
Last update 23 Mar 6:52 pm CDT
Extended Forecast for

Big Rock IL

  • Tonight

    Tonight: Increasing clouds, with a low around 27. East wind 5 to 10 mph becoming south southeast after midnight. Winds could gust as high as 15 mph.

    Low: 27 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 53. South wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 53 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. Southeast wind around 5 mph, with gusts as high as 15 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 67. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 67 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 51. South wind 5 to 10 mph.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of rain showers before 1am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.

    Low: 30 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Friday

    Friday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 27. East wind 5 to 10 mph becoming south southeast after midnight. Winds could gust as high as 15 mph.
Tuesday
Partly sunny, with a high near 53. South wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 37. Southeast wind around 5 mph, with gusts as high as 15 mph.
Wednesday
Mostly cloudy, with a high near 67. South wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 51. South wind 5 to 10 mph.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76.
Thursday Night
A chance of rain showers before 1am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 45.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Partly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Big Rock IL
 41.76°N 88.53°W
Last Update:
2:46 pm CDT Mar 23, 2026
Forecast Valid:
7pm CDT Mar 23, 2026-6pm CDT Mar 30, 2026
 
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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