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.

Overcast

46°F

8°C

Humidity 63%
Wind Speed E 7 mph
Barometer 30.22 in (1023.7 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 2 Mar 4:54 pm CST
Extended Forecast for

General Downing-Peoria International Airport IL

  • Tonight

    Tonight: A slight chance of rain between 2am and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 34. East southeast wind 3 to 6 mph. Chance of precipitation is 40%.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers, mainly before noon. High near 48. East wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, with thunderstorms also possible after 9pm. Mostly cloudy, with a low around 37. East northeast wind 5 to 7 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely. Cloudy, with a high near 54. East wind 5 to 7 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm, then showers after 9pm. Low around 46. South southeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly before noon. Cloudy, with a high near 62. South southeast wind 6 to 8 mph becoming west in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 48. West wind around 6 mph becoming light and variable.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers. High near 73. Chance of precipitation is 80%.

    High: 73 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 90%.

    Low: 55 °F

    Showers

Detailed Forecast

Tonight
A slight chance of rain between 2am and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 34. East southeast wind 3 to 6 mph. Chance of precipitation is 40%.
Tuesday
Showers, mainly before noon. High near 48. East wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Showers likely, with thunderstorms also possible after 9pm. Mostly cloudy, with a low around 37. East northeast wind 5 to 7 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely. Cloudy, with a high near 54. East wind 5 to 7 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm, then showers after 9pm. Low around 46. South southeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers likely, mainly before noon. Cloudy, with a high near 62. South southeast wind 6 to 8 mph becoming west in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 48. West wind around 6 mph becoming light and variable.
Friday
Showers. High near 73. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 90%.
Saturday
A 50 percent chance of showers before noon. Mostly cloudy, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
General Downing-Peoria International Airport IL
 40.66°N 89.67°W (Elev. 607 ft)
Last Update:
4:41 pm CST Mar 2, 2026
Forecast Valid:
5pm CST Mar 2, 2026-6pm CDT Mar 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation