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

Hazardous Weather Conditions

Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Overcast

57°F

14°C

Humidity 100%
Wind Speed NW 20 G 31 mph
Barometer 29.97 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Oct 9:55 pm CDT
Extended Forecast for

Winchester IL

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 45. West northwest wind 15 to 18 mph, with gusts as high as 29 mph.

    Low: 45 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly between 2pm and 3pm. Partly sunny, with a high near 55. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 34 mph.

    High: 55 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Areas of frost after 5am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 35. North wind 6 to 16 mph, with gusts as high as 28 mph.

    Low: 35 °F

    Mostly Cloudy
    then Areas
    Frost

  • Saturday

    Saturday: Areas of frost before 9am. Otherwise, sunny, with a high near 59. Light and variable wind.

    High: 59 °F

    Areas Frost
    then Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 4am. Otherwise, clear, with a low around 34. Light south southeast wind.

    Low: 34 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, sunny, with a high near 67. South wind 3 to 7 mph.

    High: 67 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Light south southeast wind.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 45. West northwest wind 15 to 18 mph, with gusts as high as 29 mph.
Friday
A 30 percent chance of showers, mainly between 2pm and 3pm. Partly sunny, with a high near 55. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 34 mph.
Friday Night
Areas of frost after 5am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 35. North wind 6 to 16 mph, with gusts as high as 28 mph.
Saturday
Areas of frost before 9am. Otherwise, sunny, with a high near 59. Light and variable wind.
Saturday Night
Areas of frost after 4am. Otherwise, clear, with a low around 34. Light south southeast wind.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 67. South wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 37. Light south southeast wind.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 80.
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 90.47°W (Elev. 554 ft)
Last Update:
8:01 pm CDT Oct 15, 2026
Forecast Valid:
10pm CDT Oct 15, 2026-6pm CDT Oct 22, 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