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

69°F

21°C

Humidity 95%
Wind Speed SW 8 mph
Barometer 29.95 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 19 Aug 1:15 am CDT
Extended Forecast for

3 Miles ENE Momence IL

  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly cloudy, with a low around 67. 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 78. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 78 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 60. Northeast wind around 5 mph.

    Low: 60 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 78. North northeast wind around 5 mph becoming calm.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °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 62. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers after 1pm.  Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 67. 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 78. Calm wind becoming west northwest around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 60. Northeast wind around 5 mph.
Thursday
Sunny, with a high near 78. North northeast wind around 5 mph becoming calm.
Thursday Night
Mostly clear, with a low around 58. 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 62. Chance of precipitation is 20%.
Saturday
A chance of showers after 1pm. Mostly sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Momence IL
 41.18°N 87.61°W
1:21 am CDT Aug 19, 2026
1am 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