Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Overcast and Breezy

65°F

18°C

Humidity 61%
Wind Speed S 23 G 30 mph
Barometer 29.37 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 15 Mar 11:55 am CDT
Extended Forecast for

Winchester IL

Wind Advisory March 15, 12:05pm until March 16, 10:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory March 15, 12:05pm until March 16, 10:00am

    NOW until 10:00am Mon

    Wind Advisory

  • This Afternoon

    High: 66 °F

    Rain and
    Breezy

  • Tonight

    Tonight: Rain likely before 9pm, then a chance of rain and snow between 9pm and midnight, then a chance of snow after midnight.  Patchy blowing snow after 10pm. Cloudy, with a low around 18. Wind chill values between 4 and 14. Windy, with a west northwest wind 25 to 31 mph, with gusts as high as 47 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 18 °F

    Rain/Snow
    Likely and
    Patchy
    Blowing Snow

  • Monday

    Monday: A 30 percent chance of snow, mainly before 10am.  Patchy blowing snow. Mostly cloudy, with a high near 26. Wind chill values between -1 and 9. Windy, with a west northwest wind 22 to 30 mph, with gusts as high as 45 mph.

    High: 26 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 10. Wind chill values between -2 and 8. Northwest wind 10 to 17 mph, with gusts as high as 28 mph.

    Low: 10 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34. Northwest wind around 7 mph becoming south southwest in the afternoon.

    High: 34 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 27. South wind 6 to 14 mph, with gusts as high as 24 mph.

    Low: 27 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. South wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 23 mph.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Rain and thunderstorms. High near 66. Breezy, with a south southwest wind around 25 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Rain likely before 9pm, then a chance of rain and snow between 9pm and midnight, then a chance of snow after midnight. Patchy blowing snow after 10pm. Cloudy, with a low around 18. Wind chill values between 4 and 14. Windy, with a west northwest wind 25 to 31 mph, with gusts as high as 47 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Monday
A 30 percent chance of snow, mainly before 10am. Patchy blowing snow. Mostly cloudy, with a high near 26. Wind chill values between -1 and 9. Windy, with a west northwest wind 22 to 30 mph, with gusts as high as 45 mph.
Monday Night
Partly cloudy, with a low around 10. Wind chill values between -2 and 8. Northwest wind 10 to 17 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 34. Northwest wind around 7 mph becoming south southwest in the afternoon.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 27. South wind 6 to 14 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 60. South wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 73.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Winchester IL
 39.62°N 90.44°W (Elev. 499 ft)
11:11 am CDT Mar 15, 2026
12pm CDT Mar 15, 2026-6pm CDT Mar 21, 2026
 
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