Current conditions at

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Fair

7°F

-14°C

Humidity 80%
Wind Speed SW 10 mph
Barometer 30.05 in (1019.6 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill-7°F (-22°C)
Last update 18 Jan 8:56 am CST
Extended Forecast for

De Witt IA

Cold Weather Advisory January 18, 11:00pm until January 19, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  • Today

    Today: Scattered flurries before noon, then snow, mainly after noon.  High near 20. Wind chill values as low as -5. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.

    High: 20 °F

    Cloudy then
    Snow

  • Tonight

    Tonight: Snow before 9pm, then scattered flurries between 9pm and 10pm.  Patchy blowing snow between midnight and 5am. Low around -1. Wind chill values as low as -20. Blustery, with a northwest wind 10 to 15 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 35 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: -1 °F

    Blustery.
    Snow then
    Patchy
    Blowing Snow

  • M.L.King Day

    M.L.King Day: Mostly sunny and cold, with a high near 9. Wind chill values as low as -25. Blustery, with a west wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 9 °F

    Mostly Sunny
    and Blustery
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 2. Wind chill values as low as -5. Southwest wind 5 to 10 mph.

    Low: 2 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow before midnight.  Mostly cloudy, with a low around 16.

    Low: 16 °F

    Chance Snow
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 9.

    Low: 9 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

Detailed Forecast

Today
Scattered flurries before noon, then snow, mainly after noon. High near 20. Wind chill values as low as -5. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow before 9pm, then scattered flurries between 9pm and 10pm. Patchy blowing snow between midnight and 5am. Low around -1. Wind chill values as low as -20. Blustery, with a northwest wind 10 to 15 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
M.L.King Day
Mostly sunny and cold, with a high near 9. Wind chill values as low as -25. Blustery, with a west wind 10 to 20 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 2. Wind chill values as low as -5. Southwest wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 24.
Tuesday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 16.
Wednesday
Partly sunny, with a high near 27.
Wednesday Night
Partly cloudy, with a low around 9.
Thursday
Mostly sunny, with a high near 24.
Thursday Night
Mostly cloudy, with a low around 15.
Friday
Mostly cloudy, with a high near 26.
Friday Night
Mostly cloudy, with a low around 5.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 12.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
De Witt IA
 41.82°N 90.55°W (Elev. 653 ft)
9:31 am CST Jan 18, 2026
9am CST Jan 18, 2026-6pm CST Jan 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database