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.

Partly Cloudy

27°F

-3°C

Humidity 66%
Wind Speed E 9 mph
Barometer 30.29 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 7 Feb 11:55 pm CST
Extended Forecast for

Jacksonville IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 24. Southeast wind around 11 mph, with gusts as high as 21 mph.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 40. Southeast wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 40 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. East southeast wind 3 to 8 mph. Winds could gust as high as 15 mph.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 52. South wind 3 to 7 mph.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. South wind 7 to 10 mph becoming west southwest after midnight. Winds could gust as high as 18 mph.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. West wind around 8 mph becoming north in the afternoon. Winds could gust as high as 15 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 32. North wind 6 to 8 mph, with gusts as high as 16 mph.

    Low: 32 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 24. Southeast wind around 11 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 40. Southeast wind 8 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 25. East southeast wind 3 to 8 mph. Winds could gust as high as 15 mph.
Monday
Mostly sunny, with a high near 52. South wind 3 to 7 mph.
Monday Night
Mostly clear, with a low around 38. South wind 7 to 10 mph becoming west southwest after midnight. Winds could gust as high as 18 mph.
Tuesday
Mostly sunny, with a high near 56. West wind around 8 mph becoming north 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 32. North wind 6 to 8 mph, with gusts as high as 16 mph.
Wednesday
Mostly cloudy, with a high near 47.
Wednesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 31.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 42.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 43.
Friday Night
Partly cloudy, with a low around 26.
Saturday
A chance of rain and snow. Mostly sunny, with a high near 41.
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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:
11:52 pm CST Feb 7, 2026
Forecast Valid:
12am CST Feb 8, 2026-6pm CST Feb 14, 2026
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation