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Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Fair

57°F

14°C

Humidity 89%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 11 Oct 8:35 am CDT
Extended Forecast for

Winchester IL

  • Today

    Today: Sunny, with a high near 88. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 64. South southeast wind around 5 mph.

    Low: 64 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 92. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 92 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 71. Southwest wind around 8 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91. West southwest wind 7 to 9 mph, with gusts as high as 17 mph.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely after 1am. Increasing clouds, with a low around 66. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers. High near 79. North northeast wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 79 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 88. Calm wind becoming south southwest around 5 mph in the afternoon.
Tonight
Increasing clouds, with a low around 64. South southeast wind around 5 mph.
Columbus Day
Mostly sunny, with a high near 92. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 71. Southwest wind around 8 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 91. West southwest wind 7 to 9 mph, with gusts as high as 17 mph.
Tuesday Night
A chance of showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely after 1am. Increasing clouds, with a low around 66. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers. High near 79. North northeast wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Sunny, with a high near 60.
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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:
7:31 am CDT Oct 11, 2026
Forecast Valid:
8am CDT Oct 11, 2026-6pm CDT Oct 17, 2026
 
Forecast Discussion
 
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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