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

90°F

32°C

Humidity 52%
Wind Speed S 15 mph
Barometer 29.98 in (1014.6 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 8 Aug 2:54 pm CDT
Extended Forecast for

Peoria IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 92. Heat index values as high as 100. South wind around 14 mph, with gusts as high as 22 mph.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 76. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 92. Heat index values as high as 101. South wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 92 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 74. South wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 74 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 88. South southwest wind 7 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South wind around 6 mph.

    Low: 73 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 86. South southwest wind 6 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Chance
    Showers then
    T-storms
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 50%.

    Low: 71 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 92. Heat index values as high as 100. South wind around 14 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 76. South southeast wind around 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 92. Heat index values as high as 101. South wind 10 to 14 mph, with gusts as high as 22 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 74. South wind 8 to 10 mph, with gusts as high as 18 mph.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 88. South southwest wind 7 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 40%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South wind around 6 mph.
Monday
A chance of showers, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 86. South southwest wind 6 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 50%.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Tuesday Night
Mostly cloudy, with a low around 69.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
A chance of showers. Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Peoria IL
 40.74°N 89.61°W (Elev. 686 ft)
Last Update:
2:09 pm CDT Aug 8, 2025
Forecast Valid:
3pm CDT Aug 8, 2025-6pm CDT Aug 14, 2025
 
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