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.

Thunderstorm in Vicinity

44°F

7°C

Humidity 97%
Wind Speed E 5 mph
Barometer 30.06 in
Dewpoint 43°F (6°C)
Visibility 0.15 mi
Wind Chill41°F (5°C)
Last update 4 Mar 12:35 pm CST
Extended Forecast for

Winchester IL

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Areas of fog. Otherwise, cloudy, with a high near 53. Light north wind.

    High: 53 °F

    Chance
    T-storms and
    Areas Fog

  • Tonight

    Tonight: Showers and thunderstorms likely before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then a chance of showers and thunderstorms after 5am. Patchy fog. Otherwise, cloudy, with a low around 47. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    T-storms
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A 40 percent chance of showers, mainly before 8am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 63. West northwest wind around 6 mph becoming calm in the afternoon.

    High: 63 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: Showers likely after midnight. Mostly cloudy, with a low around 52. Calm 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: 52 °F

    Mostly Cloudy
    then Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers. Partly sunny, with a high near 78. South wind 10 to 18 mph, with gusts as high as 28 mph.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 50. South wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before noon. Mostly cloudy, with a high near 60. West northwest wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 60 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Areas of fog. Otherwise, cloudy, with a high near 53. Light north wind.
Tonight
Showers and thunderstorms likely before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then a chance of showers and thunderstorms after 5am. Patchy fog. Otherwise, cloudy, with a low around 47. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers, mainly before 8am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 63. West northwest wind around 6 mph becoming calm in the afternoon.
Thursday Night
Showers likely after midnight. Mostly cloudy, with a low around 52. Calm 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
A 50 percent chance of showers. Partly sunny, with a high near 78. South wind 10 to 18 mph, with gusts as high as 28 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 50. South wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 30 percent chance of showers before noon. Mostly cloudy, with a high near 60. West northwest wind 8 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 75.
Monday Night
A chance of rain. Partly cloudy, with a low around 58.
Tuesday
Rain. Mostly cloudy, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winchester IL
 39.62°N 90.44°W (Elev. 499 ft)
Last Update:
12:31 pm CST Mar 4, 2026
Forecast Valid:
12pm CST Mar 4, 2026-6pm CDT Mar 10, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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