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.

Mostly Cloudy

40°F

4°C

Humidity 61%
Wind Speed SE 15 G 21 mph
Barometer 30.23 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 8 Apr 7:15 am CDT
Extended Forecast for

Mendota IL

  • Today

    Today: Mostly sunny, with a high near 69. Breezy, with a south wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 69 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely. Increasing clouds, with a low around 51. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance
    Showers and
    Breezy then
    Showers
    Likely

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 67. West wind around 10 mph, with gusts as high as 15 mph.

    High: 67 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 46. West northwest wind 5 to 10 mph becoming east after midnight. Chance of precipitation is 90%.

    Low: 46 °F

    Showers

  • Friday

    Friday: A 40 percent chance of showers before 1pm. Mostly cloudy, with a high near 58. North wind around 10 mph, with gusts as high as 15 mph.

    High: 58 °F

    Chance
    Showers

  • Friday Night

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

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers after 1pm. Mostly cloudy, with a high near 77. Breezy.

    High: 77 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 69. Breezy, with a south wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Tonight
Showers and thunderstorms likely. Increasing clouds, with a low around 51. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 67. West wind around 10 mph, with gusts as high as 15 mph.
Thursday Night
Showers and possibly a thunderstorm. Low around 46. West northwest wind 5 to 10 mph becoming east after midnight. Chance of precipitation is 90%.
Friday
A 40 percent chance of showers before 1pm. Mostly cloudy, with a high near 58. North wind around 10 mph, with gusts as high as 15 mph.
Friday Night
Mostly clear, with a low around 37.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 53.
Sunday
A chance of showers after 1pm. Mostly cloudy, with a high near 77. Breezy.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 62. Breezy.
Monday
A chance of showers. Mostly cloudy, with a high near 78. Breezy.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 56.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 69.
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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:
5:06 am CDT Apr 8, 2026
Forecast Valid:
7am CDT Apr 8, 2026-6pm CDT Apr 14, 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