National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Greater Kankakee Airport (KIKK)

Lat: 41.07°NLon: 87.85°WElev: 617ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Onarga IL

  • This Afternoon

    This Afternoon: A 40 percent chance of rain, mainly before 4pm. Cloudy, with a high near 48. East northeast wind around 5 mph, with gusts as high as 10 mph.

    High: 48 °F

    Chance Rain

  • Tonight

    Tonight: Cloudy, with a low around 39. Northeast wind 5 to 10 mph.

    Low: 39 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 45. East southeast wind around 5 mph, with gusts as high as 10 mph.

    High: 45 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain after noon. Cloudy, with a high near 57. Calm wind becoming south around 5 mph in the morning. Winds could gust as high as 10 mph.

    High: 57 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before midnight. Cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain then
    Cloudy

  • Friday

    Friday: A 40 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of rain, mainly before 4pm. Cloudy, with a high near 48. East northeast wind around 5 mph, with gusts as high as 10 mph.
Tonight
Cloudy, with a low around 39. Northeast wind 5 to 10 mph.
Wednesday
Cloudy, with a high near 45. East southeast wind around 5 mph, with gusts as high as 10 mph.
Wednesday Night
Cloudy, with a low around 39. Calm wind.
Thursday
A 20 percent chance of rain after noon. Cloudy, with a high near 57. Calm wind becoming south around 5 mph in the morning. Winds could gust as high as 10 mph.
Thursday Night
A 20 percent chance of rain before midnight. Cloudy, with a low around 40.
Friday
A 40 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 53.
Friday Night
A chance of rain. Mostly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 37.
Monday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Onarga IL
 40.71°N 88.02°W
Last Update:
1:35 pm CST Nov 18, 2025
Forecast Valid:
2pm CST Nov 18, 2025-6pm CST Nov 24, 2025
 
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