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 66%
Wind Speed W 3 mph
Barometer 30.13 in (1020.5 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 9 Jan 3:54 pm CST
Extended Forecast for

Forest City IL

  • Tonight

    Tonight: Rain likely, mainly after 3am. Mostly cloudy, with a low around 34. Light and variable wind becoming west northwest around 5 mph after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Mostly Cloudy
    then Rain
    Likely

  • Saturday

    Saturday: Rain and snow showers likely before 10am, then a chance of rain between 10am and 2pm, then a chance of snow showers after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 41. West northwest wind 8 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 23. West northwest wind 10 to 13 mph, with gusts as high as 28 mph.

    Low: 23 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 34. West northwest wind 6 to 11 mph, with gusts as high as 26 mph.

    High: 34 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26. South southwest wind 5 to 8 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 45. West southwest wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 45 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain likely, mainly after 3am. Mostly cloudy, with a low around 34. Light and variable wind becoming west northwest around 5 mph after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain and snow showers likely before 10am, then a chance of rain between 10am and 2pm, then a chance of snow showers after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 41. West northwest wind 8 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday Night
A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 23. West northwest wind 10 to 13 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 34. West northwest wind 6 to 11 mph, with gusts as high as 26 mph.
Sunday Night
Mostly clear, with a low around 26. South southwest wind 5 to 8 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 45. West southwest wind 6 to 8 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 34. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 32.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
Mostly cloudy, with a high near 37.
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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:
3:36 pm CST Jan 9, 2026
Forecast Valid:
4pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
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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