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

Hazardous Weather Conditions

Current conditions at

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Fair

93°F

34°C

Humidity 58%
Wind Speed SW 13 mph
Barometer 29.95 in (1013.7 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index106°F (41°C)
Last update 1 Sep 2:56 pm CDT
Extended Forecast for

2 Miles S Clinton IA

Heat Advisory September 1, 03:09pm until September 3, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 1, 03:09pm until September 3, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • This Afternoon

    High: 94 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. Heat index values as high as 103. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. Southwest wind 5 to 10 mph.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly sunny, with a high near 92. Chance of precipitation is 30%.

    High: 92 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 94. Heat index values as high as 105. Southwest wind around 10 mph.
Tonight
Mostly clear, with a low around 72. South wind around 5 mph.
Wednesday
Sunny, with a high near 93. Heat index values as high as 103. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 73. Southwest wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 74.
Friday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 72.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
Partly cloudy, with a low around 69.
Sunday
Partly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 67.
Labor Day
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Clinton IA
 41.81°N 90.23°W (Elev. 594 ft)
Last Update:
2:51 pm CDT Sep 1, 2026
Forecast Valid:
3pm CDT Sep 1, 2026-6pm CDT Sep 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