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

12°F

-11°C

Humidity 62%
Wind Speed W 8 mph
Barometer 29.95 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 17 Jan 6:40 am CST
Extended Forecast for

Peru IL

  • Today

    Today: A slight chance of flurries between 11am and 1pm, then snow likely after 1pm. Increasing clouds, with a high near 20. Wind chill values as low as -2. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 20 °F

    Mostly Sunny
    then Snow
    Likely and
    Breezy

  • Tonight

    Tonight: Snow likely, mainly before 9pm, then a slight chance of flurries after 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 9. Wind chill values as low as -5. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 9 °F

    Snow Likely
    then Mostly
    Cloudy

  • Sunday

    Sunday: Snow likely after noon. Increasing clouds, with a high near 21. Wind chill values as low as -5. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 21 °F

    Partly Sunny
    then Snow
    Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 3. Wind chill values as low as -18. Blustery, with a southwest wind 10 to 15 mph becoming west northwest 20 to 25 mph after midnight. Winds could gust as high as 30 mph.

    Low: 3 °F

    Blustery.
    Slight Chance
    Snow then
    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny and cold, with a high near 10. Blustery, with a west northwest wind 15 to 25 mph, with gusts as high as 30 mph.

    High: 10 °F

    Cold and
    Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy

Detailed Forecast

Today
A slight chance of flurries between 11am and 1pm, then snow likely after 1pm. Increasing clouds, with a high near 20. Wind chill values as low as -2. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow likely, mainly before 9pm, then a slight chance of flurries after 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 9. Wind chill values as low as -5. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday
Snow likely after noon. Increasing clouds, with a high near 21. Wind chill values as low as -5. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 3. Wind chill values as low as -18. Blustery, with a southwest wind 10 to 15 mph becoming west northwest 20 to 25 mph after midnight. Winds could gust as high as 30 mph.
M.L.King Day
Mostly sunny and cold, with a high near 10. Blustery, with a west northwest wind 15 to 25 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 4.
Tuesday
Mostly sunny, with a high near 27.
Tuesday Night
Mostly cloudy, with a low around 20.
Wednesday
Mostly cloudy, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Mostly sunny, with a high near 22.
Thursday Night
Partly cloudy, with a low around 10.
Friday
Partly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
Peru IL
 41.32°N 89.12°W
Last Update:
5:26 am CST Jan 17, 2026
Forecast Valid:
7am CST Jan 17, 2026-6pm CST Jan 23, 2026
 
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Additional Resources

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Chance of Precipitation