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

43°F

6°C

Humidity 61%
Wind Speed S 16 G 23 mph
Barometer 29.90 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 12 Mar 9:35 pm CDT
Extended Forecast for

Mendota IL

High Wind Warning March 13, 01:00am until March 13, 04:00pm
Click here for hazard details and duration
High Wind Warning

  • Tonight

    Tonight: Showers likely, mainly before 3am. Mostly cloudy, with a steady temperature around 42. Windy, with a south wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Showers
    Likely and
    Windy

  • Friday

    Friday: Mostly sunny, with a high near 46. Very windy, with a west wind 25 to 35 mph, with gusts as high as 55 mph.

    High: 46 °F

    Mostly Sunny
    and Very
    Windy

  • Friday Night

    Friday Night: Increasing clouds, with a low around 29. West northwest wind 10 to 15 mph becoming north northwest 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 29 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A slight chance of snow showers before 1pm, then a slight chance of rain and snow showers between 1pm and 4pm, then a slight chance of rain showers after 4pm. Cloudy, with a high near 41. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 41 °F

    Slight Chance
    Snow Showers
    then Slight
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Showers likely, mainly after 1am. Cloudy, with a low around 37. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 37 °F

    Chance
    Showers then
    Showers
    Likely and
    Breezy

  • Sunday

    Sunday: Showers before 10am, then showers and possibly a thunderstorm between 10am and 4pm, then showers after 4pm. High near 55. Breezy. Chance of precipitation is 100%.

    High: 55 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Rain and snow, becoming all snow after 1am. Low around 16. Windy. Chance of precipitation is 90%.

    Low: 16 °F

    Rain/Snow and
    Windy

  • Monday

    Monday: A chance of snow before 1pm. Mostly cloudy, with a high near 21. Windy.

    High: 21 °F

    Chance Snow
    and Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 3. Blustery.

    Low: 3 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

Detailed Forecast

Tonight
Showers likely, mainly before 3am. Mostly cloudy, with a steady temperature around 42. Windy, with a south wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly sunny, with a high near 46. Very windy, with a west wind 25 to 35 mph, with gusts as high as 55 mph.
Friday Night
Increasing clouds, with a low around 29. West northwest wind 10 to 15 mph becoming north northwest 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Saturday
A slight chance of snow showers before 1pm, then a slight chance of rain and snow showers between 1pm and 4pm, then a slight chance of rain showers after 4pm. Cloudy, with a high near 41. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday Night
Showers likely, mainly after 1am. Cloudy, with a low around 37. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Sunday
Showers before 10am, then showers and possibly a thunderstorm between 10am and 4pm, then showers after 4pm. High near 55. Breezy. Chance of precipitation is 100%.
Sunday Night
Rain and snow, becoming all snow after 1am. Low around 16. Windy. Chance of precipitation is 90%.
Monday
A chance of snow before 1pm. Mostly cloudy, with a high near 21. Windy.
Monday Night
Partly cloudy, with a low around 3. Blustery.
Tuesday
Mostly sunny, with a high near 23.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 13.
Wednesday
Partly sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Mostly cloudy, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mendota IL
 41.54°N 89.1°W
Last Update:
9:01 pm CDT Mar 12, 2026
Forecast Valid:
9pm CDT Mar 12, 2026-6pm CDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation