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 SW 15 G 20 mph
Barometer 30.03 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 27 Jan 12:22 am CST
Extended Forecast for

Mendota IL

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 9. Wind chill values as low as -11. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 9 °F

    Mostly Cloudy
    and Breezy

  • Tuesday

    Tuesday: A chance of flurries after noon. Partly sunny, with a high near 15. Wind chill values as low as -6. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 15 °F

    Chance
    Flurries and
    Blustery

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 1. Wind chill values as low as -12. West wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 1 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 17. Wind chill values as low as -12. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 17 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 1. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 1 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 13.

    High: 13 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 14.

    High: 14 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 9. Wind chill values as low as -11. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
A chance of flurries after noon. Partly sunny, with a high near 15. Wind chill values as low as -6. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 1. Wind chill values as low as -12. West wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
Mostly sunny, with a high near 17. Wind chill values as low as -12. West wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 1. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Mostly sunny, with a high near 13.
Thursday Night
Partly cloudy, with a low around -1.
Friday
Mostly sunny, with a high near 14.
Friday Night
Partly cloudy, with a low around 3.
Saturday
Sunny, with a high near 22.
Saturday Night
Mostly clear, with a low around 5.
Sunday
Mostly sunny, with a high near 25.
Sunday Night
Mostly cloudy, with a low around 14.
Monday
Partly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mendota IL
 41.54°N 89.13°W
Last Update:
11:46 pm CST Jan 26, 2026
Forecast Valid:
12am CST Jan 27, 2026-6pm CST Feb 2, 2026
 
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Additional Resources

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Chance of Precipitation