Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Fair

45°F

7°C

Humidity 52%
Wind Speed NE 7 mph
Barometer 30.26 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 19 Apr 11:15 pm CDT
Extended Forecast for

Jacksonville IL

Frost Advisory April 20, 01:00am until April 20, 08:00am
Click here for hazard details and duration
Frost Advisory
  • Tonight

    Tonight: Mostly clear, with a low around 35. Northeast wind 5 to 7 mph, with gusts as high as 17 mph.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 65. Light and variable wind becoming south southeast 5 to 8 mph in the morning.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49. South southeast wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Southwest wind 10 to 17 mph, with gusts as high as 26 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57. Southwest wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 79. West southwest wind around 9 mph, with gusts as high as 15 mph.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. South wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 82. Breezy.

    High: 82 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am.  Low around 59. Chance of precipitation is 80%.

    Low: 59 °F

    Chance
    T-storms then
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 35. Northeast wind 5 to 7 mph, with gusts as high as 17 mph.
Monday
Sunny, with a high near 65. Light and variable wind becoming south southeast 5 to 8 mph in the morning.
Monday Night
Mostly clear, with a low around 49. South southeast wind 8 to 11 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 78. Southwest wind 10 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
Partly cloudy, with a low around 57. Southwest wind 10 to 13 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 79. West southwest wind around 9 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 58. South wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 82. Breezy.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 59. Chance of precipitation is 80%.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 68.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Jacksonville IL
 39.73°N 90.24°W (Elev. 607 ft)
10:36 pm CDT Apr 19, 2026
11pm CDT Apr 19, 2026-6pm CDT Apr 26, 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