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

68°F

20°C

Humidity 46%
Wind Speed E 10 G 16 mph
Barometer 30.18 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 21 May 3:42 pm CDT
Extended Forecast for

3 Miles ESE Mendota IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 67. East northeast wind around 15 mph, with gusts as high as 20 mph.

    High: 67 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 69. East wind around 15 mph, with gusts as high as 25 mph.

    High: 69 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 52. East northeast wind 10 to 15 mph.

    Low: 52 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 74. North northeast wind around 5 mph.

    High: 74 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 67. East northeast wind around 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 50. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly cloudy, with a high near 69. East wind around 15 mph, with gusts as high as 25 mph.
Friday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 52. East northeast wind 10 to 15 mph.
Saturday
Partly sunny, with a high near 74. North northeast wind around 5 mph.
Saturday Night
A slight chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 54.
Memorial Day
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 60.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Mendota IL
 41.54°N 89.07°W
Last Update:
2:46 pm CDT May 21, 2026
Forecast Valid:
3pm CDT May 21, 2026-6pm CDT May 27, 2026
 
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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