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.

Partly Cloudy

52°F

11°C

Humidity 51%
Wind Speed NW 17 G 30 mph
Barometer 30.16 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 19 Apr 3:15 pm CDT
Extended Forecast for

Mendota IL

Freeze Warning April 20, 12:00am until April 20, 09:00am
Click here for hazard details and duration
Freeze Warning

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 51. Northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 51 °F

    Mostly Sunny

  • Tonight

    Tonight: Widespread frost after 3am. Otherwise, mostly clear, with a low around 29. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 55. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 55 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Breezy.

    High: 80 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 51. Northwest wind around 15 mph, with gusts as high as 30 mph.
Tonight
Widespread frost after 3am. Otherwise, mostly clear, with a low around 29. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 55. Light and variable wind becoming south 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 44. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 75. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 80. Breezy.
Thursday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 59. Breezy.
Friday
A chance of showers. Partly sunny, with a high near 70.
Friday Night
A chance of showers. Mostly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mendota IL
 41.54°N 89.13°W
Last Update:
3:36 pm CDT Apr 19, 2026
Forecast Valid:
3pm CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation