Hazardous Weather Conditions
Current conditions at
Jacksonville Municipal Airport (KIJX)
Lat: 39.77°NLon: 90.24°WElev: 614ft.
Fair
54°F
12°C
| Humidity | 39% |
| Wind Speed | W 8 mph |
| Barometer | 30.20 in |
| Dewpoint | 29°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 52°F (11°C) |
| Last update | 19 Apr 9:35 am CDT |
Extended Forecast for
Winchester IL
Frost Advisory April 20, 01:00am until April 20, 08:00am
Today
High: 64 °F
Sunny then
Partly Sunny
and BreezyTonight

Low: 35 °F
Partly Cloudy
then Areas
FrostMonday

High: 64 °F
Areas Frost
then SunnyMonday Night

Low: 48 °F
Mostly Clear
Tuesday

High: 78 °F
Sunny
Tuesday Night

Low: 56 °F
Mostly Clear
Wednesday

High: 79 °F
Sunny
Wednesday Night

Low: 58 °F
Mostly Clear
Thursday

High: 83 °F
Mostly Sunny
Detailed Forecast
Today
Increasing clouds, with a high near 64. Breezy, with a west wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Tonight
Areas of frost after 3am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 35. North wind 5 to 9 mph becoming light northeast after midnight. Winds could gust as high as 18 mph.
Monday
Areas of frost before 8am. Otherwise, sunny, with a high near 64. Calm wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 15 mph.
Monday Night
Mostly clear, with a low around 48. South southeast wind 7 to 9 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 78. Southwest wind 9 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 56. West southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 79. Southwest wind 6 to 9 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Friday
Showers likely. Mostly cloudy, with a high near 73.
Friday Night
A chance of showers. Mostly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 68.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Winchester IL
39.62°N 90.44°W (Elev. 499 ft)
39.62°N 90.44°W (Elev. 499 ft)
9:36 am CDT Apr 19, 2026
9am CDT Apr 19, 2026-6pm CDT Apr 25, 2026



