Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Fair

73°F

23°C

Humidity 35%
Wind Speed NE 5 mph
Barometer 30.23 in
Dewpoint 43°F (6°C)
Visibility 3.00 mi
Last update 5 Oct 2:15 pm CDT
Extended Forecast for

South Jacksonville IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. Light northeast wind.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 48. Light and variable wind.

    Low: 48 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. South southeast wind 5 to 9 mph, with gusts as high as 15 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. South wind around 6 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny through mid morning, then becoming sunny, with a high near 83. West northwest wind 5 to 7 mph.

    High: 83 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. Light north wind.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming east northeast around 6 mph in the morning.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Light northeast wind.
Tonight
Clear, with a low around 48. Light and variable wind.
Tuesday
Sunny, with a high near 79. South southeast wind 5 to 9 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly clear, with a low around 56. South wind around 6 mph.
Wednesday
Partly sunny through mid morning, then becoming sunny, with a high near 83. West northwest wind 5 to 7 mph.
Wednesday Night
Mostly clear, with a low around 54. Light north wind.
Thursday
Sunny, with a high near 80. Calm wind becoming east northeast around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
South Jacksonville IL
 39.7°N 90.24°W (Elev. 650 ft)
1:21 pm CDT Oct 5, 2026
2pm CDT Oct 5, 2026-6pm CDT Oct 11, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database