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.

Fair

47°F

8°C

Humidity 42%
Wind Speed SW 6 mph
Barometer 30.27 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 3 Nov 9:15 pm CST
Extended Forecast for

Peru IL

  • Tonight

    Tonight: Increasing clouds, with a low around 38. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 64. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 62. West southwest wind 10 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32. North northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 38. South southwest wind around 5 mph, with gusts as high as 10 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 64. South wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 49. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 62. West southwest wind 10 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 32. North northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
A chance of rain, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 35.
Saturday
A chance of rain after noon. Partly sunny, with a high near 53.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 44.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Peru IL
 41.32°N 89.14°W
Last Update:
7:51 pm CST Nov 3, 2025
Forecast Valid:
9pm CST Nov 3, 2025-6pm CST Nov 10, 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