Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Heavy Rain

62°F

17°C

Humidity 100%
Wind Speed S 17 G 25 mph
Barometer 29.70 in
Dewpoint 62°F (17°C)
Visibility 4.00 mi
Last update 17 Apr 10:30 pm CDT
Extended Forecast for

Mendota IL

Flood Watch April 17, 10:55pm until April 18, 05:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 17, 10:55pm until April 18, 05:00am

    NOW until 5:00am Sat

    Flood Watch

  • Tonight

    Low: 41 °F

    Heavy Rain
    then Heavy
    Rain and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 50. Breezy, with a west northwest wind around 20 mph, with gusts as high as 30 mph.

    High: 50 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Areas of frost after 3am.  Otherwise, mostly clear, with a low around 33. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 33 °F

    Mostly Clear
    then Areas
    Frost

  • Sunday

    Sunday: Areas of frost before 8am.  Otherwise, mostly sunny, with a high near 51. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 51 °F

    Areas Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 4am.  Otherwise, mostly clear, with a low around 31. North northwest wind 5 to 15 mph.

    Low: 31 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost before 8am.  Otherwise, sunny, with a high near 57.

    High: 57 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 41. Breezy, with a south southwest wind 15 to 20 mph becoming west northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Mostly sunny, with a high near 50. Breezy, with a west northwest wind around 20 mph, with gusts as high as 30 mph.
Saturday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 33. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
Areas of frost before 8am. Otherwise, mostly sunny, with a high near 51. West wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 31. North northwest wind 5 to 15 mph.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 80. Breezy.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Friday
A chance of showers. Mostly cloudy, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Mendota IL
 41.54°N 89.13°W
10:31 pm CDT Apr 17, 2026
10pm CDT Apr 17, 2026-6pm CDT Apr 24, 2026
 
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Additional Resources

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