Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Mostly Cloudy

79°F

26°C

Humidity 59%
Wind Speed W 6 mph
Barometer 30.07 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 27 Aug 12:35 pm CDT
Extended Forecast for

South Jacksonville IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 84. North wind around 7 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. Light north wind.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84. Light north wind.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 86. South wind 5 to 9 mph, with gusts as high as 15 mph.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68. South southeast wind 7 to 11 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 92. South wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 92 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 84. North wind around 7 mph.
Tonight
Mostly clear, with a low around 60. Light north wind.
Friday
Sunny, with a high near 84. Light north wind.
Friday Night
Mostly clear, with a low around 61. Calm wind becoming south southeast around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 86. South wind 5 to 9 mph, with gusts as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 68. South southeast wind 7 to 11 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 92. South wind 11 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 74.
Monday
Mostly sunny, with a high near 94.
Monday Night
Partly cloudy, with a low around 75.
Tuesday
Mostly sunny, with a high near 94.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
South Jacksonville IL
 39.7°N 90.24°W (Elev. 650 ft)
11:41 am CDT Aug 27, 2026
1pm CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database