National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Mostly Cloudy

24°F

-4°C

Humidity 80%
Wind Speed N 5 mph
Barometer 30.05 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 3 Jan 6:35 am CST
Extended Forecast for

2 Miles E South Jacksonville IL

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 35. Light and variable wind becoming northwest around 6 mph in the afternoon.

    High: 35 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 21. North northwest wind around 5 mph becoming calm in the evening.

    Low: 21 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 37. Calm wind becoming south southeast 5 to 8 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 37 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 30. South wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 52. South southwest wind 6 to 9 mph, with gusts as high as 17 mph.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39. South southeast wind around 6 mph.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57. South wind around 6 mph becoming west in the afternoon.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 35. Light and variable wind becoming northwest around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 21. North northwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 37. Calm wind becoming south southeast 5 to 8 mph in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Mostly clear, with a low around 30. South wind 8 to 11 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 52. South southwest wind 6 to 9 mph, with gusts as high as 17 mph.
Monday Night
Mostly cloudy, with a low around 39. South southeast wind around 6 mph.
Tuesday
Mostly sunny, with a high near 57. South wind around 6 mph becoming west in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly sunny, with a high near 57.
Wednesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 44.
Thursday
Rain likely. Mostly cloudy, with a high near 60.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 43.
Friday
A chance of rain. Mostly sunny, with a high near 54.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E South Jacksonville IL
 39.7°N 90.21°W (Elev. 591 ft)
Last Update:
3:16 am CST Jan 3, 2026
Forecast Valid:
6am CST Jan 3, 2026-6pm CST Jan 9, 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