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.

Fair

8°F

-13°C

Humidity 91%
Wind Speed Calm
Barometer 30.41 in
Dewpoint 6°F (-14°C)
Visibility 7.00 mi
Last update 4 Feb 7:55 am CST
Extended Forecast for

Winchester IL

  • Today

    Today: Mostly sunny, with a high near 29. North wind 3 to 6 mph.

    High: 29 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 14. Light and variable wind.

    Low: 14 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 39. Light southwest wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 17 mph.

    High: 39 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. South southwest wind 6 to 9 mph becoming west after midnight. Winds could gust as high as 18 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 47. North northwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22. North northwest wind 5 to 9 mph becoming light north northeast after midnight. Winds could gust as high as 17 mph.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 39. Light and variable wind becoming southeast 5 to 8 mph in the morning. Winds could gust as high as 15 mph.

    High: 39 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 29. North wind 3 to 6 mph.
Tonight
Increasing clouds, with a low around 14. Light and variable wind.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 39. Light southwest wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 17 mph.
Thursday Night
Partly cloudy, with a low around 28. South southwest wind 6 to 9 mph becoming west after midnight. Winds could gust as high as 18 mph.
Friday
Mostly sunny, with a high near 47. North northwest wind 10 to 15 mph, with gusts as high as 24 mph.
Friday Night
Partly cloudy, with a low around 22. North northwest wind 5 to 9 mph becoming light north northeast after midnight. Winds could gust as high as 17 mph.
Saturday
Mostly sunny, with a high near 39. Light and variable wind becoming southeast 5 to 8 mph in the morning. Winds could gust as high as 15 mph.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Mostly clear, with a low around 26.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Partly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winchester IL
 39.62°N 90.44°W (Elev. 499 ft)
Last Update:
6:36 am CST Feb 4, 2026
Forecast Valid:
8am CST Feb 4, 2026-6pm CST Feb 10, 2026
 
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Additional Resources

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