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

73°F

23°C

Humidity 94%
Wind Speed NA
Barometer 30.10 in (1019.1 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 16 Aug 7:56 am CDT
Extended Forecast for

Fulton IL

Heat Advisory August 16, 12:00pm until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 94. Heat index values as high as 106. Southeast wind around 5 mph becoming southwest in the afternoon.

    High: 94 °F

    Isolated
    T-storms then
    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms, mainly between 10pm and 3am. Partly cloudy, with a low around 72. Southeast wind around 5 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 10 percent chance of showers and thunderstorms before 7am. Partly sunny, with a high near 90. Heat index values as high as 103. Calm wind becoming east around 5 mph in the morning.

    High: 90 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. East wind around 5 mph. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 94. Heat index values as high as 106. Southeast wind around 5 mph becoming southwest in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms, mainly between 10pm and 3am. Partly cloudy, with a low around 72. Southeast wind around 5 mph.
Sunday
A 10 percent chance of showers and thunderstorms before 7am. Partly sunny, with a high near 90. Heat index values as high as 103. Calm wind becoming east around 5 mph in the morning.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. East wind around 5 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 93.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 82.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fulton IL
 41.85°N 90.14°W (Elev. 597 ft)
Last Update:
8:15 am CDT Aug 16, 2025
Forecast Valid:
8am CDT Aug 16, 2025-6pm CDT Aug 22, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation