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

University of Illinois - Willard (KCMI)

Lat: 40.03°NLon: 88.28°WElev: 741ft.

Overcast

45°F

7°C

Humidity 77%
Wind Speed NW 9 mph
Barometer 30.08 in (1018.5 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 9 Jan 12:53 pm CST
Extended Forecast for

Sidney IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 48. North wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 48 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. East wind around 5 mph becoming calm after midnight.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Rain likely before 5pm, then a chance of snow showers. Cloudy, then gradually becoming mostly sunny, with a high near 42. Light and variable wind becoming west northwest 13 to 18 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 42 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 21. Blustery, with a west wind 11 to 21 mph, with gusts as high as 29 mph.

    Low: 21 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 34. Breezy, with a west northwest wind 16 to 21 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 34 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 23. Southwest wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 23 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 44. Southwest wind 9 to 16 mph, with gusts as high as 23 mph.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 48. North wind 5 to 11 mph, with gusts as high as 18 mph.
Tonight
Mostly cloudy, with a low around 37. East wind around 5 mph becoming calm after midnight.
Saturday
Rain likely before 5pm, then a chance of snow showers. Cloudy, then gradually becoming mostly sunny, with a high near 42. Light and variable wind becoming west northwest 13 to 18 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
Partly cloudy, with a low around 21. Blustery, with a west wind 11 to 21 mph, with gusts as high as 29 mph.
Sunday
Mostly sunny, with a high near 34. Breezy, with a west northwest wind 16 to 21 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
Mostly clear, with a low around 23. Southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 44. Southwest wind 9 to 16 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 18.
Thursday
Partly sunny, with a high near 30.
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 88.04°W (Elev. 679 ft)
Last Update:
1:17 pm CST Jan 9, 2026
Forecast Valid:
1pm CST Jan 9, 2026-6pm CST Jan 15, 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