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

48°F

9°C

Humidity 63%
Wind Speed SW 10 mph
Barometer 30.06 in (1018.2 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 22 Nov 4:54 pm CST
Extended Forecast for

Forest City IL

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 34. Southwest wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 16 mph.

    Low: 34 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, sunny, with a high near 56. Northwest wind around 5 mph becoming calm in the morning.

    High: 56 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 34. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 34 °F

    Increasing
    Clouds

  • Monday

    Monday: A 40 percent chance of rain after noon. Mostly cloudy, with a high near 57. South southeast wind 5 to 8 mph, with gusts as high as 17 mph.

    High: 57 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain. Low around 46. South southeast wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain after noon. Mostly cloudy, with a high near 60. Calm wind becoming west southwest 5 to 7 mph in the morning. Winds could gust as high as 17 mph.

    High: 60 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. West wind 7 to 10 mph, with gusts as high as 24 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 34. Southwest wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 16 mph.
Sunday
Patchy fog before 9am. Otherwise, sunny, with a high near 56. Northwest wind around 5 mph becoming calm in the morning.
Sunday Night
Increasing clouds, with a low around 34. Calm wind becoming south southeast around 5 mph after midnight.
Monday
A 40 percent chance of rain after noon. Mostly cloudy, with a high near 57. South southeast wind 5 to 8 mph, with gusts as high as 17 mph.
Monday Night
Rain. Low around 46. South southeast wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 60. Calm wind becoming west southwest 5 to 7 mph in the morning. Winds could gust as high as 17 mph.
Tuesday Night
Mostly cloudy, with a low around 31. West wind 7 to 10 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 23.
Thanksgiving Day
Sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 38.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
A chance of rain. Mostly cloudy, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Forest City IL
 40.38°N 89.83°W (Elev. 518 ft)
Last Update:
4:46 pm CST Nov 22, 2025
Forecast Valid:
5pm CST Nov 22, 2025-6pm CST Nov 29, 2025
 
Forecast Discussion
 
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Additional Resources

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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