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

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Peru IL

  • Overnight

    Overnight: Areas of drizzle with scattered showers. Cloudy, with a low around 47. West southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 47 °F

    Areas Drizzle

  • Thursday

    Thursday: Patchy drizzle with isolated showers between 10am and noon, then scattered showers after noon. Cloudy, with a high near 53. West southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 53 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Isolated showers before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 39. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 39 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29. North northwest wind 5 to 10 mph becoming light northwest in the evening.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Overnight
Areas of drizzle with scattered showers. Cloudy, with a low around 47. West southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday
Patchy drizzle with isolated showers between 10am and noon, then scattered showers after noon. Cloudy, with a high near 53. West southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday Night
Isolated showers before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 39. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 49. North wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 29. North northwest wind 5 to 10 mph becoming light northwest in the evening.
Saturday
Mostly sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Partly cloudy, with a low around 38.
Veterans Day
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Peru IL
 41.34°N 89.11°W
Last Update:
12:21 am CST Nov 5, 2026
Forecast Valid:
1am CST Nov 5, 2026-6pm CST Nov 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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