Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Fair

93°F

34°C

Humidity 54%
Wind Speed SW 8 mph
Barometer 29.97 in (1014.1 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 2 Sep 1:54 pm CDT
Extended Forecast for

3 Miles WNW Forest City IL

Extreme Heat Warning until September 4, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning until September 4, 07:00pm

    NOW until 7:00pm Fri

    Extreme Heat Warning

  • This Afternoon

    High: 97 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 77. South southwest wind 3 to 5 mph.

    Low: 77 °F

    Clear

  • Thursday

    Thursday: Isolated showers and thunderstorms after 4pm.  Sunny and hot, with a high near 95. Heat index values as high as 102. South southwest wind 3 to 5 mph.  Chance of precipitation is 20%.

    High: 95 °F

    Sunny then
    Isolated
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 94. Light west southwest wind.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 91. Calm wind.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 97. Heat index values as high as 106. Southwest wind around 6 mph, with gusts as high as 15 mph.
Tonight
Clear, with a low around 77. South southwest wind 3 to 5 mph.
Thursday
Isolated showers and thunderstorms after 4pm. Sunny and hot, with a high near 95. Heat index values as high as 102. South southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 76. Calm wind.
Friday
Sunny, with a high near 94. Light west southwest wind.
Friday Night
Mostly clear, with a low around 74. Calm wind.
Saturday
Mostly sunny, with a high near 91. Calm wind.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 69.
Labor Day
Mostly sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 89.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Forest City IL
 40.4°N 89.89°W (Elev. 499 ft)
1:36 pm CDT Sep 2, 2026
2pm CDT Sep 2, 2026-6pm CDT Sep 8, 2026
 
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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