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.

Mostly Cloudy

61°F

16°C

Humidity 59%
Wind Speed S 18 G 25 mph
Barometer 29.86 in
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 17 Apr 12:15 pm CDT
Extended Forecast for

Winchester IL

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 2pm. Partly sunny, with a high near 72. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 63. South wind 14 to 17 mph, with gusts as high as 30 mph.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 81. South southwest wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    High: 81 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers, with thunderstorms also possible after 7pm. Low around 52. Southwest wind 7 to 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 52 °F

    Showers

  • Saturday

    Saturday: Showers likely. Cloudy, with a high near 59. North wind around 7 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 59 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 50. East northeast wind 6 to 9 mph, with gusts as high as 17 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 50 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 1pm. High near 63. East wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 63 °F

    Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 2pm. Partly sunny, with a high near 72. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.
Tonight
Partly cloudy, with a low around 63. South wind 14 to 17 mph, with gusts as high as 30 mph.
Friday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 81. South southwest wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Friday Night
Showers, with thunderstorms also possible after 7pm. Low around 52. Southwest wind 7 to 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Showers likely. Cloudy, with a high near 59. North wind around 7 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 50. East northeast wind 6 to 9 mph, with gusts as high as 17 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Showers, with thunderstorms also possible after 1pm. High near 63. East wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Mostly cloudy, with a low around 53.
Wednesday
A chance of showers. Partly sunny, with a high near 74.
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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:
12:12 pm CDT Apr 17, 2025
Forecast Valid:
12pm CDT Apr 17, 2025-6pm CDT Apr 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation