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

68°F

20°C

Humidity 84%
Wind Speed E 3 mph
Barometer 30.07 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 24 Aug 8:15 pm CDT
Extended Forecast for

Winchester IL

  • Tonight

    Tonight: Mostly clear, with a low around 62. Light east wind.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. Calm wind becoming southeast 5 to 7 mph in the morning.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. East southeast wind 3 to 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny through mid morning, then becoming sunny, with a high near 89. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 89 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. Northwest wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. North wind around 6 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 62. Light east wind.
Tuesday
Mostly sunny, with a high near 84. Calm wind becoming southeast 5 to 7 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 66. East southeast wind 3 to 5 mph.
Wednesday
Partly sunny through mid morning, then becoming sunny, with a high near 89. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 64. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 86. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 61. North wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 64.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 92.
Sunday Night
Partly cloudy, with a low around 73.
Monday
Mostly sunny, with a high near 92.
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:
7:35 pm CDT Aug 24, 2026
Forecast Valid:
8pm CDT Aug 24, 2026-6pm CDT Aug 31, 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