Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Overcast and Breezy

69°F

21°C

Humidity 86%
Wind Speed S 24 G 29 mph
Barometer 29.67 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 2 Apr 1:30 pm CDT
Extended Forecast for

Mendota IL

Tornado Watch until April 2, 08:00pm
Wind Advisory until April 2, 07:00pm
Click here for hazard details and duration
Tornado Watch
Wind Advisory
  •  
    Tornado Watch until April 2, 08:00pm
    Wind Advisory until April 2, 07:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 68 °F

    T-storms and
    Breezy

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 11pm, then a slight chance of showers between 11pm and midnight.  Mostly cloudy, with a low around 45. Breezy, with a south southwest wind 20 to 25 mph becoming west 10 to 15 mph after midnight. Winds could gust as high as 35 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Breezy.
    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: A 10 percent chance of showers and thunderstorms after 5pm.  Mostly cloudy, with a high near 64. West wind 5 to 10 mph becoming east southeast in the afternoon. Winds could gust as high as 15 mph.

    High: 64 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 4am, then showers after 4am.  Low around 49. East wind 10 to 15 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 100%.

    Low: 49 °F

    Showers

  • Saturday

    Saturday: A 40 percent chance of showers before 1pm.  Mostly cloudy, with a high near 59. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 59 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34. Breezy.

    Low: 34 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 68. Breezy, with a south wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers likely and possibly a thunderstorm before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 45. Breezy, with a south southwest wind 20 to 25 mph becoming west 10 to 15 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 10 percent chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 64. West wind 5 to 10 mph becoming east southeast in the afternoon. Winds could gust as high as 15 mph.
Friday Night
A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 4am, then showers after 4am. Low around 49. East wind 10 to 15 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%.
Saturday
A 40 percent chance of showers before 1pm. Mostly cloudy, with a high near 59. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly cloudy, with a low around 34. Breezy.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 35.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 62. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Mendota IL
 41.54°N 89.13°W
1:46 pm CDT Apr 2, 2026
1pm CDT Apr 2, 2026-6pm CDT Apr 8, 2026
 
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Additional Resources

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Hourly Weather Forecast

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