Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Current conditions at

Greater Kankakee Airport (KIKK)

Lat: 41.07°NLon: 87.85°WElev: 617ft.

Fair

66°F

19°C

Humidity 95%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 19 Aug 3:15 am CDT
Extended Forecast for

Kankakee IL

  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly cloudy, with a low around 67. West southwest wind around 5 mph.

    Low: 67 °F

    Patchy Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers after 1pm.  Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 79. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 61. Northeast wind around 5 mph.

    Low: 61 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 79. North northeast wind around 5 mph becoming calm  in the morning.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 63. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 67. West southwest wind around 5 mph.
Wednesday
A 20 percent chance of showers after 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 79. Calm wind becoming west northwest around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 61. Northeast wind around 5 mph.
Thursday
Sunny, with a high near 79. North northeast wind around 5 mph becoming calm in the morning.
Thursday Night
Mostly clear, with a low around 59. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Kankakee IL
 41.12°N 87.88°W
3:01 am CDT Aug 19, 2026
3am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database