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

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Overcast

23°F

-5°C

Humidity 85%
Wind Speed NE 16 mph
Barometer 30.36 in (1029.4 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 28 Feb 11:56 pm CST
Extended Forecast for

De Witt IA

  • Tonight

    Tonight: Partly cloudy, with a low around 18. Northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 18 °F

    Partly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 36. East wind 5 to 10 mph.

    High: 36 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. East wind 5 to 10 mph.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 44. Southeast wind 5 to 10 mph.

    High: 44 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Rain, mainly after midnight. Low around 34. Chance of precipitation is 80%.

    Low: 34 °F

    Chance Rain
    then Rain

  • Tuesday

    Tuesday: Rain likely, mainly before noon. Cloudy, with a high near 47. Chance of precipitation is 70%.

    High: 47 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 18. Northeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
Increasing clouds, with a high near 36. East wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 22. East wind 5 to 10 mph.
Monday
Mostly cloudy, with a high near 44. Southeast wind 5 to 10 mph.
Monday Night
Rain, mainly after midnight. Low around 34. Chance of precipitation is 80%.
Tuesday
Rain likely, mainly before noon. Cloudy, with a high near 47. Chance of precipitation is 70%.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 54.
Wednesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 37.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 58.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 41.
Friday
Rain likely. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.
Friday Night
Rain likely. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Saturday
A 40 percent chance of rain. Mostly cloudy, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
De Witt IA
 41.82°N 90.55°W (Elev. 653 ft)
Last Update:
7:47 pm CST Feb 28, 2026
Forecast Valid:
11pm CST Feb 28, 2026-6pm CST Mar 7, 2026
 
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