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

54°F

12°C

Humidity 22%
Wind Speed SE 8 mph
Barometer 30.06 in (1018.4 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 17 Nov 2:53 pm CST
Extended Forecast for

Sidney IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 54. Southeast wind 3 to 5 mph.

    High: 54 °F

    Mostly Sunny

  • Tonight

    Tonight: Rain, mainly after 11pm. Low around 41. East southeast wind 5 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain

  • Tuesday

    Tuesday: A chance of rain before noon, then a chance of rain and thunderstorms between noon and 3pm, then a chance of rain after 3pm. Cloudy, with a high near 54. East southeast wind 6 to 13 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%.

    High: 54 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. North northeast wind 5 to 7 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 54. Northeast wind around 5 mph becoming calm in the morning.

    High: 54 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 50 percent chance of rain. Mostly cloudy, with a high near 61. Calm wind becoming south 5 to 8 mph in the morning.

    High: 61 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.

    High: 55 °F

    Rain Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 54. Southeast wind 3 to 5 mph.
Tonight
Rain, mainly after 11pm. Low around 41. East southeast wind 5 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A chance of rain before noon, then a chance of rain and thunderstorms between noon and 3pm, then a chance of rain after 3pm. Cloudy, with a high near 54. East southeast wind 6 to 13 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Tuesday Night
Mostly cloudy, with a low around 39. North northeast wind 5 to 7 mph.
Wednesday
Mostly cloudy, with a high near 54. Northeast wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly cloudy, with a low around 40. Calm wind.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 61. Calm wind becoming south 5 to 8 mph in the morning.
Thursday Night
Rain likely. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 55.
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:
3:16 pm CST Nov 17, 2025
Forecast Valid:
3pm CST Nov 17, 2025-6pm CST Nov 23, 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