National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Fair

37°F

3°C

Humidity 82%
Wind Speed W 6 mph
Barometer 30.08 in (1018.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 1 Nov 8:54 am CDT
Extended Forecast for

South Pekin IL

  • Today

    Today: Isolated showers after 1pm. Mostly cloudy, with a high near 49. West wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 49 °F

    Partly Sunny
    then Isolated
    Showers

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 30. Light north northwest wind.

    Low: 30 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Sunny, with a high near 55. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. South southwest wind 6 to 8 mph, with gusts as high as 16 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 63. Southwest wind 7 to 9 mph becoming west northwest in the afternoon. Winds could gust as high as 17 mph.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. Light and variable wind.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Isolated showers after 1pm. Mostly cloudy, with a high near 49. West wind 5 to 7 mph. Chance of precipitation is 20%.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 30. Light north northwest wind.
Sunday
Sunny, with a high near 55. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 37. South southwest wind 6 to 8 mph, with gusts as high as 16 mph.
Monday
Sunny, with a high near 63. Southwest wind 7 to 9 mph becoming west northwest in the afternoon. Winds could gust as high as 17 mph.
Monday Night
Mostly clear, with a low around 36. Light and variable wind.
Tuesday
Mostly sunny, with a high near 66. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Clear, with a low around 38.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
A chance of showers. Partly sunny, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Pekin IL
 40.52°N 89.65°W (Elev. 482 ft)
Last Update:
5:21 am CDT Nov 1, 2025
Forecast Valid:
9am CDT Nov 1, 2025-6pm CST Nov 7, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation