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.

Overcast

31°F

-1°C

Humidity 99%
Wind Speed NE 10 mph
Barometer 30.31 in
Dewpoint 31°F (-1°C)
Visibility 7.00 mi
Wind Chill22°F (-6°C)
Last update 2 Mar 5:35 am CST
Extended Forecast for

Winchester IL

  • Overnight

    Overnight: A 20 percent chance of rain. Cloudy, with a low around 32. East northeast wind around 9 mph, with gusts as high as 16 mph.

    Low: 32 °F

    Slight Chance
    Rain

  • Monday

    Monday: A 20 percent chance of rain before 7am. Cloudy, with a high near 42. East wind 7 to 9 mph, with gusts as high as 16 mph.

    High: 42 °F

    Slight Chance
    Rain then
    Cloudy

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm, mainly after 3am. Low around 37. East wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Cloudy then
    Showers

  • Tuesday

    Tuesday: Showers. High near 54. East southeast wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers, with thunderstorms also possible after midnight. Low around 46. East wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 46 °F

    Showers

  • Wednesday

    Wednesday: Showers likely before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers after 3pm. High near 62. East southeast wind around 7 mph becoming south southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 62 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 49. Southwest wind around 7 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Showers

  • Thursday

    Thursday: A 50 percent chance of showers before noon. Partly sunny, with a high near 66.

    High: 66 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy
    then Chance
    T-storms

Detailed Forecast

Overnight
A 20 percent chance of rain. Cloudy, with a low around 32. East northeast wind around 9 mph, with gusts as high as 16 mph.
Monday
A 20 percent chance of rain before 7am. Cloudy, with a high near 42. East wind 7 to 9 mph, with gusts as high as 16 mph.
Monday Night
Showers and possibly a thunderstorm, mainly after 3am. Low around 37. East wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers. High near 54. East southeast wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Showers, with thunderstorms also possible after midnight. Low around 46. East wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers likely before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers after 3pm. High near 62. East southeast wind around 7 mph becoming south southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 49. Southwest wind around 7 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 50 percent chance of showers before noon. Partly sunny, with a high near 66.
Thursday Night
A 50 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 51.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Friday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 51.
Saturday
A chance of showers. Cloudy, with a high near 63.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 65.
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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:
5:12 am CST Mar 2, 2026
Forecast Valid:
5am CST Mar 2, 2026-6pm CDT Mar 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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