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

77°F

25°C

Humidity 90%
Wind Speed S 6 mph
Barometer 29.96 in (1013.9 mb)
Dewpoint 74°F (23°C)
Visibility 7.00 mi
Heat Index78°F (26°C)
Last update 1 Jul 2:52 am CDT
Extended Forecast for

4 Miles SSW Somonauk IL

Extreme Heat Warning July 1, 03:32am until July 3, 12:00am
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 1, 03:32am until July 3, 12:00am

    NOW until 12:00am Fri

    Extreme Heat Warning

  • Overnight

    Low: 75 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. Heat index values as high as 105. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. South southwest wind 10 to 15 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92. Heat index values as high as 104. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southwest wind 5 to 10 mph.

    Low: 74 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 70%.

    High: 90 °F

    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely. Partly cloudy, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely

  • Independence Day

    Independence Day: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 87.

    High: 87 °F

    T-storms
    Likely

Detailed Forecast

Overnight
Clear, with a low around 75. Southwest wind around 10 mph.
Wednesday
Sunny, with a high near 92. Heat index values as high as 105. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 77. South southwest wind 10 to 15 mph.
Thursday
Sunny, with a high near 92. Heat index values as high as 104. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southwest wind 5 to 10 mph.
Friday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 74. Chance of precipitation is 60%.
Independence Day
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 87.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86.
Sunday Night
Mostly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Somonauk IL
 41.59°N 88.69°W
Last Update:
2:36 am CDT Jul 1, 2026
Forecast Valid:
3am CDT Jul 1, 2026-6pm CDT Jul 7, 2026
 
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