Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Hazardous Weather Conditions

Current conditions at

Aurora Municipal Airport (KARR)

Lat: 41.77°NLon: 88.48°WElev: 696ft.

Thunderstorm Light Rain

74°F

23°C

Humidity 94%
Wind Speed N 6 mph
Barometer 29.95 in (1013.9 mb)
Dewpoint 72°F (22°C)
Visibility 7.00 mi
Last update 9 Aug 1:52 pm CDT
Extended Forecast for

Oswego IL

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly before 5pm.  Mostly cloudy, with a high near 86. South wind around 10 mph, with gusts as high as 20 mph.

    High: 86 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 1am. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 70. South wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.

    Low: 70 °F

    Heavy Rain

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 3pm.  Partly sunny, with a high near 85. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 85 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly after 11pm.  Mostly cloudy, with a low around 68. East wind around 5 mph.  Chance of precipitation is 60%.

    Low: 68 °F

    T-storms
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 84. Northeast wind around 5 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 10am.  Partly sunny, with a high near 83. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly before 5pm. Mostly cloudy, with a high near 86. South wind around 10 mph, with gusts as high as 20 mph.
Tonight
Showers and thunderstorms likely, mainly before 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 70. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 85. Calm wind becoming east northeast around 5 mph in the afternoon.
Monday Night
Showers and thunderstorms likely, mainly after 11pm. Mostly cloudy, with a low around 68. East wind around 5 mph. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Northeast wind around 5 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Wednesday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Partly sunny, with a high near 78.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 62.
Friday
Partly sunny, with a high near 76.
Friday Night
A chance of showers. Mostly cloudy, with a low around 62.
Saturday
A chance of showers. Partly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Oswego IL
 41.69°N 88.33°W
2:16 pm CDT Aug 9, 2026
2pm CDT Aug 9, 2026-6pm CDT Aug 15, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database