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

Hazardous Weather Conditions

Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Mostly Cloudy

92°F

33°C

Humidity 49%
Wind Speed NW 6 mph
Barometer 30.05 in (1016.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 15 Jul 4:54 pm CDT
Extended Forecast for

Peoria IL

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 92. Heat index values as high as 100. Light and variable wind.

    High: 92 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms between 7am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 90. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 90 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 74. West southwest wind 3 to 6 mph.

    Low: 74 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 93. West southwest wind 6 to 10 mph, with gusts as high as 17 mph.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71. West northwest wind around 6 mph becoming east northeast after midnight. Winds could gust as high as 15 mph.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 73. Calm wind.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 92. Heat index values as high as 100. Light and variable wind.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 74. Calm wind.
Friday
A chance of showers and thunderstorms between 7am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 90. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Partly cloudy, with a low around 74. West southwest wind 3 to 6 mph.
Saturday
Sunny, with a high near 93. West southwest wind 6 to 10 mph, with gusts as high as 17 mph.
Saturday Night
Mostly clear, with a low around 71. West northwest wind around 6 mph becoming east northeast after midnight. Winds could gust as high as 15 mph.
Sunday
Sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 69.
Monday
Mostly sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Mostly sunny, with a high near 83.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Peoria IL
 40.74°N 89.61°W (Elev. 686 ft)
Last Update:
4:36 pm CDT Jul 15, 2026
Forecast Valid:
5pm CDT Jul 15, 2026-6pm CDT Jul 22, 2026
 
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