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

48°F

9°C

Humidity 37%
Wind Speed S 3 mph
Barometer 29.54 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 24 Feb 4:35 pm CST
Extended Forecast for

5 Miles ENE South Jacksonville IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Southwest wind 6 to 13 mph becoming north northwest after midnight. Winds could gust as high as 22 mph.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 47. Northwest wind 5 to 7 mph.

    High: 47 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 3am, then a chance of snow and freezing rain. Mostly cloudy, with a low around 29. North wind 5 to 8 mph becoming east after midnight. Chance of precipitation is 50%.

    Low: 29 °F

    Chance Wintry
    Mix

  • Thursday

    Thursday: Mostly sunny, with a high near 48. East wind 5 to 8 mph becoming west in the afternoon.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. Light and variable wind becoming south southwest around 6 mph in the evening.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. South southwest wind 7 to 17 mph, with gusts as high as 24 mph.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35. South southwest wind 8 to 10 mph becoming northeast after midnight. Winds could gust as high as 18 mph.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 28. Southwest wind 6 to 13 mph becoming north northwest after midnight. Winds could gust as high as 22 mph.
Wednesday
Mostly sunny, with a high near 47. Northwest wind 5 to 7 mph.
Wednesday Night
A chance of rain and snow before 3am, then a chance of snow and freezing rain. Mostly cloudy, with a low around 29. North wind 5 to 8 mph becoming east after midnight. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 48. East wind 5 to 8 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 30. Light and variable wind becoming south southwest around 6 mph in the evening.
Friday
Sunny, with a high near 64. South southwest wind 7 to 17 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 35. South southwest wind 8 to 10 mph becoming northeast after midnight. Winds could gust as high as 18 mph.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
A chance of rain and snow after noon. Partly sunny, with a high near 40. Chance of precipitation is 30%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 26.
Monday
A chance of rain and snow. Partly sunny, with a high near 43.
Monday Night
A chance of rain. Mostly cloudy, with a low around 29.
Tuesday
A chance of rain. Mostly cloudy, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE South Jacksonville IL
 39.72°N 90.15°W (Elev. 630 ft)
Last Update:
3:36 pm CST Feb 24, 2026
Forecast Valid:
4pm CST Feb 24, 2026-6pm CST Mar 3, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation