Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Fair

29°F

-2°C

Humidity 66%
Wind Speed S 8 mph
Barometer 30.34 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 12 Jan 1:35 am CST
Extended Forecast for

Winchester IL

  • Overnight

    Overnight: Clear, with a low around 26. South southwest wind around 8 mph, with gusts as high as 17 mph.

    Low: 26 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 48. West southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. South southwest wind 5 to 8 mph, with gusts as high as 17 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 56. West southwest wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. West wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 40. Breezy, with a northwest wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 40 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15. North northwest wind 9 to 16 mph, with gusts as high as 31 mph.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 26. South southwest wind around 8 mph, with gusts as high as 17 mph.
Monday
Sunny, with a high near 48. West southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 34. South southwest wind 5 to 8 mph, with gusts as high as 17 mph.
Tuesday
Partly sunny, with a high near 56. West southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly cloudy, with a low around 34. West wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly cloudy, with a high near 40. Breezy, with a northwest wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 37 mph.
Wednesday Night
Partly cloudy, with a low around 15. North northwest wind 9 to 16 mph, with gusts as high as 31 mph.
Thursday
Mostly sunny, with a high near 31.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Mostly cloudy, with a high near 39.
Friday Night
Mostly cloudy, with a low around 19.
Saturday
Mostly cloudy, with a high near 27.
Saturday Night
Partly cloudy, with a low around 11.
Sunday
Mostly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
Winchester IL
 39.62°N 90.44°W (Elev. 499 ft)
10:57 pm CST Jan 11, 2026
1am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database