Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Partly Cloudy

77°F

25°C

Humidity 78%
Wind Speed W 10 mph
Barometer 30.01 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 9 Sep 6:15 pm CDT
Extended Forecast for

Waterman IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. West wind around 5 mph.

    Low: 62 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 79. North northeast wind around 5 mph, with gusts as high as 10 mph.

    High: 79 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78. Light south southeast wind increasing to 5 to 10 mph in the morning.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Southeast wind around 5 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 60. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 62. West wind around 5 mph.
Thursday
Partly sunny, with a high near 79. North northeast wind around 5 mph, with gusts as high as 10 mph.
Thursday Night
Mostly clear, with a low around 51. Calm wind.
Friday
Sunny, with a high near 78. Light south southeast wind increasing to 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 60. Southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Mostly cloudy, with a low around 64.
Monday
A chance of showers. Partly sunny, with a high near 86.
Monday Night
Showers likely. Partly cloudy, with a low around 66.
Tuesday
A chance of showers. Mostly cloudy, with a high near 79.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 59.
Wednesday
A chance of showers. Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Waterman IL
 41.77°N 88.77°W
2:31 pm CDT Sep 9, 2026
6pm CDT Sep 9, 2026-6pm CDT Sep 16, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database