National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Fair

86°F

30°C

Humidity 56%
Wind Speed SW 6 mph
Barometer 29.80 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 17 Jun 5:35 pm CDT
Extended Forecast for

South Jacksonville IL

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 71. South southwest wind 5 to 8 mph becoming southeast after midnight.

    Low: 71 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Southwest wind 9 to 16 mph, with gusts as high as 25 mph.

    High: 81 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63. West northwest wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 63 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Sunny, with a high near 82. West northwest wind around 7 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. Calm wind becoming south around 6 mph after midnight.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87. South wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. South wind around 14 mph, with gusts as high as 23 mph.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 71. South southwest wind 5 to 8 mph becoming southeast after midnight.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Southwest wind 9 to 16 mph, with gusts as high as 25 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63. West northwest wind 7 to 10 mph, with gusts as high as 18 mph.
Juneteenth
Sunny, with a high near 82. West northwest wind around 7 mph.
Thursday Night
Mostly clear, with a low around 65. Calm wind becoming south around 6 mph after midnight.
Friday
Sunny, with a high near 87. South wind 6 to 13 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 72. South wind around 14 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Jacksonville IL
 39.7°N 90.24°W (Elev. 650 ft)
Last Update:
4:27 pm CDT Jun 17, 2025
Forecast Valid:
5pm CDT Jun 17, 2025-6pm CDT Jun 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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