Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Mostly Cloudy

70°F

21°C

Humidity 97%
Wind Speed E 6 mph
Barometer 29.90 in (1012.0 mb)
Dewpoint 69°F (21°C)
Visibility 9.00 mi
Last update 28 Jun 2:54 am CDT
Extended Forecast for

Forest City IL

Heat Advisory June 29, 11:00am until July 3, 12:00am
Heat Advisory June 28, 01:00pm until June 28, 07:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly cloudy, with a low around 68. Light east wind.

    Low: 68 °F

    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers and thunderstorms between 9am and 11am.  Patchy fog before 8am.  Otherwise, partly sunny, with a high near 89. Heat index values as high as 100. Light east southeast wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 18 mph.  Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. South southeast wind 6 to 8 mph, with gusts as high as 18 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 93. Heat index values as high as 106. South wind 6 to 10 mph, with gusts as high as 22 mph.

    High: 93 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. South southwest wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94. South southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 75. South southwest wind 3 to 8 mph. Winds could gust as high as 20 mph.

    Low: 75 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 68. Light east wind.
Sunday
A slight chance of showers and thunderstorms between 9am and 11am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 89. Heat index values as high as 100. Light east southeast wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 75. South southeast wind 6 to 8 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 93. Heat index values as high as 106. South wind 6 to 10 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 76. South southwest wind 6 to 9 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 94. South southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
Clear, with a low around 75. South southwest wind 3 to 8 mph. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny and hot, with a high near 95.
Thursday Night
Mostly clear, with a low around 75.
Friday
Sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 73.
Independence Day
Sunny, with a high near 93.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Forest City IL
 40.38°N 89.83°W (Elev. 518 ft)
2:36 am CDT Jun 28, 2026
3am CDT Jun 28, 2026-6pm CDT Jul 4, 2026
 
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