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.

Fog/Mist

63°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in (1016.5 mb)
Dewpoint 63°F (17°C)
Visibility 2.00 mi
Last update 14 Oct 7:52 am CDT
Extended Forecast for

Oswego IL

  • Today

    Today: Isolated showers before 10am. Mostly cloudy, with a high near 65. Northeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    High: 65 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 57. Northeast wind around 10 mph, with gusts as high as 15 mph.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Rain, with thunderstorms also possible after 1pm. High near 61. East wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 61 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm before 1am, then a slight chance of rain. Mostly cloudy, with a low around 48. East wind 5 to 10 mph becoming northwest 10 to 15 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%.

    Low: 48 °F

    Rain Likely

  • Friday

    Friday: A 30 percent chance of rain before 1pm. Partly sunny, with a high near 55. Breezy, with a northwest wind around 20 mph, with gusts as high as 35 mph.

    High: 55 °F

    Chance Rain
    and Breezy

  • Friday Night

    Friday Night: Areas of frost after 4am. Otherwise, mostly clear, with a low around 35.

    Low: 35 °F

    Partly Cloudy
    then Areas
    Frost

  • Saturday

    Saturday: Areas of frost before 9am. Otherwise, sunny, with a high near 56.

    High: 56 °F

    Areas Frost
    then Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 38.

    Low: 38 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Isolated showers before 10am. Mostly cloudy, with a high near 65. Northeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tonight
A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 57. Northeast wind around 10 mph, with gusts as high as 15 mph.
Thursday
Rain, with thunderstorms also possible after 1pm. High near 61. East wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely and possibly a thunderstorm before 1am, then a slight chance of rain. Mostly cloudy, with a low around 48. East wind 5 to 10 mph becoming northwest 10 to 15 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%.
Friday
A 30 percent chance of rain before 1pm. Partly sunny, with a high near 55. Breezy, with a northwest wind around 20 mph, with gusts as high as 35 mph.
Friday Night
Areas of frost after 4am. Otherwise, mostly clear, with a low around 35.
Saturday
Areas of frost before 9am. Otherwise, sunny, with a high near 56.
Saturday Night
Clear, with a low around 38.
Sunday
Sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Partly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oswego IL
 41.69°N 88.33°W
Last Update:
5:46 am CDT Oct 14, 2026
Forecast Valid:
8am CDT Oct 14, 2026-6pm CDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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