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.

Overcast

37°F

3°C

Humidity 81%
Wind Speed NW 17 G 25 mph
Barometer 29.80 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 6 Feb 9:02 am CST
Extended Forecast for

Mendota IL

  • Today

    Today: Mostly cloudy, with a high near 38. Breezy, with a north northwest wind around 20 mph, with gusts as high as 35 mph.

    High: 38 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 11. Wind chill values as low as 1. Blustery, with a north wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 11 °F

    Partly Cloudy
    and Blustery
    then Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 26. Wind chill values as low as zero. North wind around 5 mph becoming south southeast in the afternoon. Winds could gust as high as 10 mph.

    High: 26 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 37. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 37 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Monday Night

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

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 38. Breezy, with a north northwest wind around 20 mph, with gusts as high as 35 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 11. Wind chill values as low as 1. Blustery, with a north wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday
Increasing clouds, with a high near 26. Wind chill values as low as zero. North wind around 5 mph becoming south southeast in the afternoon. Winds could gust as high as 10 mph.
Saturday Night
Mostly cloudy, with a low around 21. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Partly sunny, with a high near 37. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Mostly cloudy, with a high near 51.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 30.
Wednesday
Mostly cloudy, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Mostly cloudy, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mendota IL
 41.54°N 89.13°W
Last Update:
8:06 am CST Feb 6, 2026
Forecast Valid:
9am CST Feb 6, 2026-6pm CST Feb 12, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation