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.

Partly Cloudy

71°F

22°C

Humidity 98%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 13 Jul 4:10 pm CDT
Extended Forecast for

Winchester IL

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Southeast wind around 5 mph.

    High: 80 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 67. Light southeast wind.

    Low: 67 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Monday

    Monday: Areas of dense fog before 8am. Otherwise, mostly sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. Calm wind becoming south around 6 mph in the afternoon.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71. Light south wind.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. South southwest wind 5 to 8 mph.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Southeast wind around 5 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 67. Light southeast wind.
Monday
Areas of dense fog before 8am. Otherwise, mostly sunny, with a high near 86. Light and variable wind.
Monday Night
Partly cloudy, with a low around 69. Calm wind.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 71. Light south wind.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. South southwest wind 5 to 8 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89.
Thursday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 70.
Friday
A chance of showers. Partly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 69.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winchester IL
 39.62°N 90.44°W (Elev. 499 ft)
Last Update:
4:26 pm CDT Jul 13, 2025
Forecast Valid:
4pm CDT Jul 13, 2025-6pm CDT Jul 20, 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