National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Fair

23°F

-5°C

Humidity 84%
Wind Speed N 9 mph
Barometer 30.32 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 1 Mar 4:35 am CST
Extended Forecast for

Winchester IL

  • Today

    Today: Increasing clouds, with a high near 43. East northeast wind around 10 mph, with gusts as high as 18 mph.

    High: 43 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Rain, snow, and freezing rain before 4am, then a chance of freezing rain between 4am and 5am, then a slight chance of rain or freezing rain after 5am. Low around 31. East wind around 9 mph, with gusts as high as 17 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of around an inch possible.

    Low: 31 °F

    Wintry Mix

  • Monday

    Monday: A slight chance of rain or freezing rain before 7am, then a slight chance of rain between 7am and 9am. Cloudy, with a high near 45. East wind 7 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Rain/Freezing
    Rain then
    Cloudy

  • Monday Night

    Monday Night: Rain, mainly after midnight. Low around 40. East southeast wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Chance Rain
    then Rain

  • Tuesday

    Tuesday: Showers. High near 59. South southeast wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers, with thunderstorms also possible after midnight. Low around 50. East wind around 6 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 65. South southeast wind 6 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 65 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.

    Low: 47 °F

    Showers
    Likely

  • Thursday

    Thursday: A 50 percent chance of showers. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance
    Showers

Detailed Forecast

Today
Increasing clouds, with a high near 43. East northeast wind around 10 mph, with gusts as high as 18 mph.
Tonight
Rain, snow, and freezing rain before 4am, then a chance of freezing rain between 4am and 5am, then a slight chance of rain or freezing rain after 5am. Low around 31. East wind around 9 mph, with gusts as high as 17 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of around an inch possible.
Monday
A slight chance of rain or freezing rain before 7am, then a slight chance of rain between 7am and 9am. Cloudy, with a high near 45. East wind 7 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 20%.
Monday Night
Rain, mainly after midnight. Low around 40. East southeast wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers. High near 59. South southeast wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Showers, with thunderstorms also possible after midnight. Low around 50. East wind around 6 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 65. South southeast wind 6 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 65.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
Friday
Showers likely. Mostly cloudy, with a high near 70.
Friday Night
Showers likely. Mostly cloudy, with a low around 47.
Saturday
A chance of showers. Cloudy, with a high near 61.
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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:
4:47 am CST Mar 1, 2026
Forecast Valid:
5am CST Mar 1, 2026-6pm CST Mar 7, 2026
 
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