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 56%
Wind Speed SW 14 mph
Barometer 29.89 in (1011.8 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 4 Sep 4:56 pm CDT
Extended Forecast for

2 Miles SW Fulton IL

Heat Advisory September 4, 05:19pm until September 5, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 4, 05:19pm until September 5, 07:00pm

    NOW until 7:00pm Sat

    Heat Advisory

  • Tonight

    Low: 72 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Patchy fog before 7am. Otherwise, sunny, with a high near 90. Calm wind becoming northeast around 5 mph in the morning.

    High: 90 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65. East wind around 5 mph.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 85. East wind around 5 mph.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 1am and 2am. Mostly clear, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
Patchy fog before 7am. Otherwise, sunny, with a high near 90. Calm wind becoming northeast around 5 mph in the morning.
Saturday Night
Partly cloudy, with a low around 65. East wind around 5 mph.
Sunday
Mostly sunny, with a high near 85. East wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 61.
Labor Day
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 92.
Tuesday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 72.
Wednesday
Partly sunny, with a high near 90.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Fulton IL
 41.85°N 90.2°W (Elev. 686 ft)
Last Update:
4:31 pm CDT Sep 4, 2026
Forecast Valid:
5pm CDT Sep 4, 2026-6pm CDT Sep 11, 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