National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Mostly Cloudy

69°F

21°C

Humidity 74%
Wind Speed W 7 mph
Barometer 30.12 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 28 Aug 9:55 am CDT
Extended Forecast for

Peru IL

  • Today

    Today: Mostly sunny, with a high near 80. Northwest wind around 5 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 53. East northeast wind 5 to 10 mph.

    Low: 53 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 74. East northeast wind around 5 mph, with gusts as high as 10 mph.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. East northeast wind around 5 mph becoming calm after midnight. Winds could gust as high as 10 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 10 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 80. Northwest wind around 5 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 53. East northeast wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 74. East northeast wind around 5 mph, with gusts as high as 10 mph.
Friday Night
Partly cloudy, with a low around 52. East northeast wind around 5 mph becoming calm after midnight. Winds could gust as high as 10 mph.
Saturday
Mostly sunny, with a high near 75. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 10 mph.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 54.
Labor Day
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
A chance of showers. Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Peru IL
 41.32°N 89.14°W
Last Update:
10:07 am CDT Aug 28, 2025
Forecast Valid:
10am CDT Aug 28, 2025-6pm CDT Sep 3, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation