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

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Overcast

54°F

12°C

Humidity 80%
Wind Speed SW 10 mph
Barometer 29.81 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 4 Nov 6:35 pm CST
Extended Forecast for

Winchester IL

  • Tonight

    Tonight: A slight chance of drizzle before 10pm. Mostly cloudy, with a low around 42. Southwest wind 6 to 8 mph, with gusts as high as 17 mph.

    Low: 42 °F

    Slight Chance
    Drizzle then
    Mostly Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 59. West wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 59 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. North wind 5 to 7 mph, with gusts as high as 15 mph.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 52. North wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 52 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29. North wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 53. Light north northwest wind.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of drizzle before 10pm. Mostly cloudy, with a low around 42. Southwest wind 6 to 8 mph, with gusts as high as 17 mph.
Thursday
Increasing clouds, with a high near 59. West wind 8 to 13 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 40. North wind 5 to 7 mph, with gusts as high as 15 mph.
Friday
Partly sunny, with a high near 52. North wind 6 to 9 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around 29. North wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 53. Light north northwest wind.
Saturday Night
Mostly clear, with a low around 30. Calm wind.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 65.
Monday Night
Clear, with a low around 37.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 38.
Veterans Day
Mostly sunny, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winchester IL
 39.62°N 90.44°W (Elev. 499 ft)
Last Update:
4:21 pm CST Nov 4, 2026
Forecast Valid:
6pm CST Nov 4, 2026-6pm CST Nov 11, 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