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.

Unknown Precip

16°F

-9°C

Humidity 67%
Wind Speed W 14 G 21 mph
Barometer 30.13 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 17 Jan 5:39 pm CST
Extended Forecast for

Mendota IL

  • Tonight

    Tonight: Snow likely, mainly before 9pm, then a chance of flurries after 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 8. Wind chill values as low as -7. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 8 °F

    Snow Likely
    then Mostly
    Cloudy

  • Sunday

    Sunday: A 50 percent chance of snow, mainly after 2pm. Increasing clouds, with a high near 20. Wind chill values as low as -6. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 20 °F

    Partly Sunny
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow, mainly before 8pm. Mostly cloudy, with a low around 1. Wind chill values as low as -22. Blustery, with a southwest wind 15 to 20 mph becoming west northwest 20 to 25 mph in the evening. Winds could gust as high as 35 mph.

    Low: 1 °F

    Blustery.
    Chance Snow
    then Mostly
    Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny and cold, with a high near 8. Wind chill values as low as -22. Blustery, with a west northwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 8 °F

    Cold and
    Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 2. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 2 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow likely, mainly before 9pm, then a chance of flurries after 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 8. Wind chill values as low as -7. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
A 50 percent chance of snow, mainly after 2pm. Increasing clouds, with a high near 20. Wind chill values as low as -6. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 40 percent chance of snow, mainly before 8pm. Mostly cloudy, with a low around 1. Wind chill values as low as -22. Blustery, with a southwest wind 15 to 20 mph becoming west northwest 20 to 25 mph in the evening. Winds could gust as high as 35 mph.
M.L.King Day
Mostly sunny and cold, with a high near 8. Wind chill values as low as -22. Blustery, with a west northwest wind 15 to 25 mph, with gusts as high as 35 mph.
Monday Night
Partly cloudy, with a low around 2. West wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 25.
Tuesday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 18.
Wednesday
Partly sunny, with a high near 29.
Wednesday Night
Partly cloudy, with a low around 10.
Thursday
Mostly sunny, with a high near 22.
Thursday Night
Mostly cloudy, with a low around 14.
Friday
Partly sunny, with a high near 27.
Friday Night
Mostly cloudy, with a low around 6.
Saturday
A chance of snow. Mostly cloudy, with a high near 16.
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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:
5:51 pm CST Jan 17, 2026
Forecast Valid:
6pm CST Jan 17, 2026-6pm CST Jan 24, 2026
 
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Additional Resources

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Chance of Precipitation