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.

A Few Clouds

92°F

33°C

Humidity 56%
Wind Speed W 10 mph
Barometer 29.95 in (1013.8 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 4 Sep 12:56 pm CDT
Extended Forecast for

Erie IL

Heat Advisory September 4, 01:09pm until September 5, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 4, 01:09pm until September 5, 07:00pm

    NOW until 7:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 95 °F

    Hot

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 10pm and 3am. Mostly clear, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 91. Heat index values as high as 100. Light and variable wind becoming north 5 to 10 mph in the morning.

    High: 91 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. East wind around 5 mph.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 64 °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 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 95. Heat index values as high as 106. Southwest wind around 10 mph.
Tonight
A slight chance of showers and thunderstorms between 10pm and 3am. 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 8am. Otherwise, sunny, with a high near 91. Heat index values as high as 100. Light and variable wind becoming north 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 67. East wind around 5 mph.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 64.
Labor Day
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Partly sunny, with a high near 90.
Tuesday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 74.
Wednesday
Mostly sunny, with a high near 90.
Wednesday Night
A 40 percent chance of showers. Partly cloudy, with a low around 69.
Thursday
Partly 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:
Erie IL
 41.65°N 90.09°W (Elev. 594 ft)
Last Update:
11:46 am CDT Sep 4, 2026
Forecast Valid:
1pm CDT Sep 4, 2026-6pm CDT Sep 10, 2026
 
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