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.

Overcast

72°F

22°C

Humidity 100%
Wind Speed SW 3 mph
Barometer 29.94 in (1013.4 mb)
Dewpoint 72°F (22°C)
Visibility 7.00 mi
Last update 9 Jun 1:54 am CDT
Extended Forecast for

Peoria IL

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 68. South southwest wind around 6 mph.

    Low: 68 °F

    Patchy Fog

  • Tuesday

    Tuesday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms after 3pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 90. Heat index values as high as 101. West southwest wind 5 to 8 mph. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 74. South wind 5 to 7 mph, with gusts as high as 16 mph.

    Low: 74 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 93. Heat index values as high as 102. South southwest wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South southwest wind 8 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm after 1pm. High near 92. South southwest wind 8 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Mostly Sunny
    then T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am. Partly cloudy, with a low around 63. West wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 63 °F

    T-storms
    Likely then
    Showers
    Likely

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 68. South southwest wind around 6 mph.
Tuesday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms after 3pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 90. Heat index values as high as 101. West southwest wind 5 to 8 mph. Chance of precipitation is 20%.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 74. South wind 5 to 7 mph, with gusts as high as 16 mph.
Wednesday
Sunny, with a high near 93. Heat index values as high as 102. South southwest wind 10 to 17 mph, with gusts as high as 28 mph.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South southwest wind 8 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and possibly a thunderstorm after 1pm. High near 92. South southwest wind 8 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am. Partly cloudy, with a low around 63. West wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Sunny, with a high near 84.
Friday Night
Clear, with a low around 63.
Saturday
Sunny, with a high near 87.
Saturday Night
A chance of showers. Partly cloudy, with a low around 64.
Sunday
A chance of showers. Mostly sunny, with a high near 81.
Sunday Night
A chance of showers. Partly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 78.
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:
2:01 am CDT Jun 9, 2026
Forecast Valid:
2am CDT Jun 9, 2026-6pm CDT Jun 15, 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