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

37°F

3°C

Humidity 69%
Wind Speed W 12 mph
Barometer 29.99 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 28 Feb 1:35 am CST
Extended Forecast for

Peru IL

  • Overnight

    Overnight: Partly cloudy, with a low around 28. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 41. North wind 5 to 15 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 41 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22. East northeast wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 22 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 36. North wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph.

    High: 36 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 22. East wind around 5 mph, with gusts as high as 15 mph.

    Low: 22 °F

    Slight Chance
    Snow

  • Monday

    Monday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.

    Low: 34 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday

    Tuesday: Rain. Cloudy, with a high near 45.

    High: 45 °F

    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 28. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Mostly cloudy, with a high near 41. North wind 5 to 15 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 22. East northeast wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph.
Sunday
Partly sunny, with a high near 36. North wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 22. East wind around 5 mph, with gusts as high as 15 mph.
Monday
Partly sunny, with a high near 43.
Monday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.
Tuesday
Rain. Cloudy, with a high near 45.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 33.
Wednesday
A chance of rain. Mostly sunny, with a high near 55.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 41.
Thursday
A chance of rain. Mostly cloudy, with a high near 60.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 46.
Friday
Rain likely. Cloudy, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Peru IL
 41.32°N 89.12°W
Last Update:
1:21 am CST Feb 28, 2026
Forecast Valid:
2am CST Feb 28, 2026-6pm CST Mar 6, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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