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.

Partly Cloudy

37°F

3°C

Humidity 75%
Wind Speed W 15 mph
Barometer 29.66 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 14 Jan 4:39 am CST
Extended Forecast for

Mendota IL

  • Today

    Today: Scattered flurries with isolated snow showers before 8am, then scattered flurries between 8am and noon. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 22 by 5pm. Blustery, with a north northwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.

    High: 30 °F⇓

    Blustery.
    Isolated Snow
    Showers then
    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 13. Wind chill values as low as zero. Blustery, with a north northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 13 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 26. Wind chill values as low as zero. North northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 26 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Snow. Low around 22. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 22 °F

    Snow

  • Friday

    Friday: A chance of snow before noon, then a chance of snow showers after noon. Mostly cloudy, with a high near 35. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 35 °F

    Chance Snow
    and Breezy

  • Friday Night

    Friday Night: A 30 percent chance of snow showers. Mostly cloudy, with a low around 11.

    Low: 11 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: A 20 percent chance of snow showers after noon. Mostly cloudy, with a high near 15.

    High: 15 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 16.

    High: 16 °F

    Partly Sunny

Detailed Forecast

Today
Scattered flurries with isolated snow showers before 8am, then scattered flurries between 8am and noon. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 22 by 5pm. Blustery, with a north northwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 13. Wind chill values as low as zero. Blustery, with a north northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday
Increasing clouds, with a high near 26. Wind chill values as low as zero. North northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Snow. Low around 22. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Friday
A chance of snow before noon, then a chance of snow showers after noon. Mostly cloudy, with a high near 35. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Friday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 11.
Saturday
A 20 percent chance of snow showers after noon. Mostly cloudy, with a high near 15.
Saturday Night
Mostly cloudy, with a low around 5.
Sunday
Partly sunny, with a high near 16.
Sunday Night
Mostly cloudy, with a low around 7.
M.L.King Day
Partly sunny, with a high near 17.
Monday Night
Partly cloudy, with a low around 4.
Tuesday
Partly sunny, with a high near 19.
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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:
3:56 am CST Jan 14, 2026
Forecast Valid:
4am CST Jan 14, 2026-6pm CST Jan 20, 2026
 
Forecast Discussion
 
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