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

67°F

19°C

Humidity 25%
Wind Speed SW 15 G 20 mph
Barometer 29.89 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 27 Feb 11:55 am CST
Extended Forecast for

Winchester IL

Red Flag Warning until February 27, 06:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until February 27, 06:00pm

    NOW until 6:00pm Fri

    Red Flag Warning

  • This Afternoon

    High: 71 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 35. West southwest wind 5 to 8 mph becoming northeast after midnight. Winds could gust as high as 18 mph.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 57. Northeast wind 5 to 8 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. North northeast wind 7 to 13 mph, with gusts as high as 22 mph.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 42. East northeast wind around 11 mph, with gusts as high as 18 mph.

    High: 42 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain and snow, becoming all snow after 3am. Low around 27. East northeast wind around 9 mph, with gusts as high as 17 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 27 °F

    Rain/Snow

  • Monday

    Monday: A chance of rain and snow before noon. Mostly cloudy, with a high near 41. East wind 8 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.

    High: 41 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Rain Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 71. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 29 mph.
Tonight
Mostly clear, with a low around 35. West southwest wind 5 to 8 mph becoming northeast after midnight. Winds could gust as high as 18 mph.
Saturday
Mostly sunny, with a high near 57. Northeast wind 5 to 8 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 25. North northeast wind 7 to 13 mph, with gusts as high as 22 mph.
Sunday
Mostly cloudy, with a high near 42. East northeast wind around 11 mph, with gusts as high as 18 mph.
Sunday Night
Rain and snow, becoming all snow after 3am. Low around 27. East northeast wind around 9 mph, with gusts as high as 17 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of rain and snow before noon. Mostly cloudy, with a high near 41. East wind 8 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.
Monday Night
Rain likely, mainly after midnight. Cloudy, with a low around 31. Chance of precipitation is 60%.
Tuesday
Rain. High near 46. Chance of precipitation is 80%.
Tuesday Night
Rain likely, mainly before midnight. Cloudy, with a low around 35. Chance of precipitation is 60%.
Wednesday
Rain likely. Cloudy, with a high near 58.
Wednesday Night
Rain. Cloudy, with a low around 46.
Thursday
Rain likely. Mostly cloudy, with a high near 63.
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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:
11:37 am CST Feb 27, 2026
Forecast Valid:
12pm CST Feb 27, 2026-6pm CST Mar 5, 2026
 
Forecast Discussion
 
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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