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.

Overcast with Haze

40°F

4°C

Humidity 73%
Wind Speed E 10 mph
Barometer 30.15 in (1021.6 mb)
Dewpoint 32°F (0°C)
Visibility 5.00 mi
Wind Chill34°F (1°C)
Last update 3 Mar 6:52 pm CST
Extended Forecast for

Oswego IL

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 33. Calm wind becoming east northeast around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: 33 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers after 11am. Patchy fog before 9am. Otherwise, cloudy, with a high near 48. East wind 5 to 10 mph.

    High: 48 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A chance of showers, then showers likely and possibly a thunderstorm after midnight. Patchy fog after 9pm. Otherwise, cloudy, with a low around 40. East wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Showers, mainly before noon. Patchy fog before 8am. High near 53. East northeast wind 5 to 10 mph becoming west northwest in the afternoon. Chance of precipitation is 80%.

    High: 53 °F

    Showers and
    Patchy Fog
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 42. North wind around 5 mph becoming east southeast in the evening. Winds could gust as high as 10 mph.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 72. Chance of precipitation is 90%.

    High: 72 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 52. Chance of precipitation is 90%.

    Low: 52 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: A chance of showers before noon. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 33. Calm wind becoming east northeast around 5 mph after midnight. Winds could gust as high as 10 mph.
Wednesday
A 20 percent chance of showers after 11am. Patchy fog before 9am. Otherwise, cloudy, with a high near 48. East wind 5 to 10 mph.
Wednesday Night
A chance of showers, then showers likely and possibly a thunderstorm after midnight. Patchy fog after 9pm. Otherwise, cloudy, with a low around 40. East wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers, mainly before noon. Patchy fog before 8am. High near 53. East northeast wind 5 to 10 mph becoming west northwest in the afternoon. Chance of precipitation is 80%.
Thursday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 42. North wind around 5 mph becoming east southeast in the evening. Winds could gust as high as 10 mph.
Friday
Showers and possibly a thunderstorm. High near 72. Chance of precipitation is 90%.
Friday Night
Showers and possibly a thunderstorm. Low around 52. Chance of precipitation is 90%.
Saturday
A chance of showers before noon. Mostly cloudy, with a high near 62.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 50.
Tuesday
A chance of showers. Partly sunny, with a high near 68. Breezy.
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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:
7:32 pm CST Mar 3, 2026
Forecast Valid:
7pm CST Mar 3, 2026-6pm CDT Mar 10, 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