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

64°F

18°C

Humidity 41%
Wind Speed NW 16 mph
Barometer 30.11 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 5 Nov 12:55 pm CST
Extended Forecast for

Winchester IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 66. North northwest wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 35. North northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63. Light east southeast wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 23 mph.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 52. South southeast wind 9 to 11 mph becoming southwest after midnight. Winds could gust as high as 22 mph.

    Low: 52 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Mostly sunny, with a high near 70. West wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38. West wind around 6 mph becoming calm in the evening.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of rain after noon. Partly sunny, with a high near 62. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 17 mph.

    High: 62 °F

    Mostly Sunny
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 66. North northwest wind 10 to 17 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 35. North northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Sunny, with a high near 63. Light east southeast wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 52. South southeast wind 9 to 11 mph becoming southwest after midnight. Winds could gust as high as 22 mph.
Friday
Mostly sunny, with a high near 70. West wind 8 to 13 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 38. West wind around 6 mph becoming calm in the evening.
Saturday
A 30 percent chance of rain after noon. Partly sunny, with a high near 62. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 17 mph.
Saturday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Mostly clear, with a low around 20.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 23.
Veterans Day
Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winchester IL
 39.62°N 90.44°W (Elev. 499 ft)
Last Update:
12:36 pm CST Nov 5, 2025
Forecast Valid:
1pm CST Nov 5, 2025-6pm CST Nov 11, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation