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

Hazardous Weather Conditions

Current conditions at

University of Illinois - Willard (KCMI)

Lat: 40.03°NLon: 88.28°WElev: 741ft.

Fair

66°F

19°C

Humidity 81%
Wind Speed S 8 mph
Barometer 30.16 in (1020.8 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 3 Oct 11:53 pm CDT
Extended Forecast for

Sidney IL

  • Overnight

    Overnight: Mostly clear, with a low around 62. South wind 3 to 5 mph.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88. Light south southwest wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 15 mph.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 57. South wind 5 to 7 mph.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 86. South wind 5 to 15 mph, with gusts as high as 23 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. South wind 6 to 8 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 86. South southwest wind 5 to 8 mph.

    High: 86 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 61. South southwest wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: A 50 percent chance of showers. Partly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 62. South wind 3 to 5 mph.
Saturday
Sunny, with a high near 88. Light south southwest wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 15 mph.
Saturday Night
Clear, with a low around 57. South wind 5 to 7 mph.
Sunday
Sunny, with a high near 86. South wind 5 to 15 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 61. South wind 6 to 8 mph.
Monday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 86. South southwest wind 5 to 8 mph.
Monday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 61. South southwest wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 50 percent chance of showers. Partly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sidney IL
 40.03°N 88.07°W (Elev. 653 ft)
Last Update:
12:36 am CDT Oct 4, 2025
Forecast Valid:
12am CDT Oct 4, 2025-6pm CDT Oct 10, 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