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

Hazardous Weather Conditions

Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Fair

23°F

-5°C

Humidity 62%
Wind Speed S 10 mph
Barometer 30.10 in
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 24 Feb 4:35 am CST
Extended Forecast for

Winchester IL

  • Today

    Today: Mostly cloudy, with a high near 54. Breezy, with a south wind 11 to 21 mph, with gusts as high as 34 mph.

    High: 54 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. Southwest wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 21 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48. Northwest wind 5 to 7 mph becoming north northeast in the afternoon.

    High: 48 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Rain likely before 9pm, then rain and snow likely. Mostly cloudy, with a low around 31. East northeast wind 7 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: Partly sunny, with a high near 47. East northeast wind 6 to 9 mph becoming north northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 47 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Light and variable wind becoming south around 6 mph after midnight.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63. South southwest wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 54. Breezy, with a south wind 11 to 21 mph, with gusts as high as 34 mph.
Tonight
Mostly cloudy, with a low around 31. Southwest wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 21 mph.
Wednesday
Mostly sunny, with a high near 48. Northwest wind 5 to 7 mph becoming north northeast in the afternoon.
Wednesday Night
Rain likely before 9pm, then rain and snow likely. Mostly cloudy, with a low around 31. East northeast wind 7 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Partly sunny, with a high near 47. East northeast wind 6 to 9 mph becoming north northwest in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Mostly clear, with a low around 29. Light and variable wind becoming south around 6 mph after midnight.
Friday
Sunny, with a high near 63. South southwest wind 6 to 14 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 35.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
A chance of rain and snow. Partly sunny, with a high near 41.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 26.
Monday
A chance of rain and snow. Partly sunny, with a high near 44.
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:
3:36 am CST Feb 24, 2026
Forecast Valid:
4am CST Feb 24, 2026-6pm CST Mar 2, 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