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.

Fair

20°F

-7°C

Humidity 62%
Wind Speed NE 7 mph
Barometer 30.38 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 7 Feb 5:55 am CST
Extended Forecast for

Jacksonville IL

  • Today

    Today: Sunny, with a high near 32. Northeast wind around 7 mph becoming southeast in the afternoon.

    High: 32 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. South southeast wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 42. South southeast wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 42 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26. Southeast wind 3 to 7 mph.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 54. South southwest wind 3 to 6 mph.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. South wind 6 to 8 mph, with gusts as high as 17 mph.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62. Southwest wind 7 to 9 mph becoming north northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 32. Northeast wind around 7 mph becoming southeast in the afternoon.
Tonight
Mostly cloudy, with a low around 24. South southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 42. South southeast wind 8 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 26. Southeast wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 54. South southwest wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 39. South wind 6 to 8 mph, with gusts as high as 17 mph.
Tuesday
Sunny, with a high near 62. Southwest wind 7 to 9 mph becoming north northwest in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 46.
Wednesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 29.
Thursday
A chance of rain. Mostly cloudy, with a high near 44.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 29.
Friday
A chance of rain. Mostly cloudy, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jacksonville IL
 39.73°N 90.24°W (Elev. 607 ft)
Last Update:
5:37 am CST Feb 7, 2026
Forecast Valid:
6am CST Feb 7, 2026-6pm CST Feb 13, 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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation