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

37°F

3°C

Humidity 98%
Wind Speed SE 6 mph
Barometer 30.09 in
Dewpoint 37°F (3°C)
Visibility 3.00 mi
Wind Chill32°F (0°C)
Last update 3 Mar 6:35 am CST
Extended Forecast for

Winchester IL

  • Today

    Today: Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. Areas of fog. High near 48. East wind 3 to 6 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 48 °F

    Showers and
    Areas Fog

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Areas of fog. Low around 43. Northeast wind 6 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 43 °F

    Showers and
    Areas Fog

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before noon, then showers between noon and 3pm, then showers and possibly a thunderstorm after 3pm. Patchy fog before noon. High near 56. East wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 56 °F

    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 49. Light and variable wind becoming southwest around 6 mph in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Showers

  • Thursday

    Thursday: Showers likely before noon. Cloudy, then gradually becoming mostly sunny, with a high near 64. West southwest wind 5 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 64 °F

    Showers
    Likely then
    Partly Sunny

  • Thursday Night

    Thursday Night: Showers likely after midnight. Increasing clouds, with a low around 50. Light and variable wind becoming south southeast 5 to 9 mph in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before noon. Mostly cloudy, with a high near 77. South wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 77 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, then showers and possibly a thunderstorm after midnight. Low around 53. Chance of precipitation is 90%.

    Low: 53 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers before noon. Mostly cloudy, with a high near 66.

    High: 66 °F

    Chance
    Showers then
    Partly Sunny

Detailed Forecast

Today
Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. Areas of fog. High near 48. East wind 3 to 6 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm. Areas of fog. Low around 43. Northeast wind 6 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers likely and possibly a thunderstorm before noon, then showers between noon and 3pm, then showers and possibly a thunderstorm after 3pm. Patchy fog before noon. High near 56. East wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm. Low around 49. Light and variable wind becoming southwest around 6 mph in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers likely before noon. Cloudy, then gradually becoming mostly sunny, with a high near 64. West southwest wind 5 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Showers likely after midnight. Increasing clouds, with a low around 50. Light and variable wind becoming south southeast 5 to 9 mph in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely, mainly before noon. Mostly cloudy, with a high near 77. South wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely, then showers and possibly a thunderstorm after midnight. Low around 53. Chance of precipitation is 90%.
Saturday
A 40 percent chance of showers before noon. Mostly cloudy, with a high near 66.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 70.
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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:
5:11 am CST Mar 3, 2026
Forecast Valid:
6am CST Mar 3, 2026-6pm CDT Mar 9, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation