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.

Mostly Cloudy

28°F

-2°C

Humidity 77%
Wind Speed SW 7 mph
Barometer 30.12 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 11 Nov 3:15 am CST
Extended Forecast for

Mendota IL

  • Overnight

    Overnight: A 20 percent chance of snow after 4am. Cloudy, with a steady temperature around 27. South southwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 27 °F

    Slight Chance
    Snow

  • Veterans Day

    Veterans Day: Cloudy through mid morning, then gradual clearing, with a high near 44. Breezy, with a south southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 44 °F

    Gradual
    Clearing and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 33. West wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 52. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 52 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31. West wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow after 4am. Cloudy, with a steady temperature around 27. South southwest wind around 10 mph, with gusts as high as 15 mph.
Veterans Day
Cloudy through mid morning, then gradual clearing, with a high near 44. Breezy, with a south southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 33. West wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 52. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 31. West wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Mostly clear, with a low around 37.
Friday
Sunny, with a high near 62.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 69.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 49.
Sunday
A chance of rain. Mostly sunny, with a high near 62.
Sunday Night
A chance of rain. Mostly clear, with a low around 36.
Monday
A chance of rain. Mostly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mendota IL
 41.54°N 89.1°W
Last Update:
2:21 am CST Nov 11, 2025
Forecast Valid:
3am CST Nov 11, 2025-6pm CST Nov 17, 2025
 
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Additional Resources

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Chance of Precipitation