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.

Fair

31°F

-1°C

Humidity 40%
Wind Speed S 7 mph
Barometer 30.20 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 20 Jan 5:35 pm CST
Extended Forecast for

2 Miles E South Jacksonville IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. South southeast wind 9 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 40. West wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 40 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19. Southwest wind 7 to 14 mph becoming northwest after midnight. Winds could gust as high as 23 mph.

    Low: 19 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 31. West northwest wind 3 to 7 mph.

    High: 31 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 2. Light north northwest wind becoming north 11 to 16 mph in the evening. Winds could gust as high as 24 mph.

    Low: 2 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny and cold, with a high near 7. North wind 13 to 17 mph, with gusts as high as 24 mph.

    High: 7 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -2. North northeast wind around 11 mph, with gusts as high as 20 mph.

    Low: -2 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow after noon. Cloudy, with a high near 12.

    High: 12 °F

    Cloudy then
    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 4.

    Low: 4 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. South southeast wind 9 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 40. West wind 11 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 19. Southwest wind 7 to 14 mph becoming northwest after midnight. Winds could gust as high as 23 mph.
Thursday
Partly sunny, with a high near 31. West northwest wind 3 to 7 mph.
Thursday Night
Mostly cloudy, with a low around 2. Light north northwest wind becoming north 11 to 16 mph in the evening. Winds could gust as high as 24 mph.
Friday
Partly sunny and cold, with a high near 7. North wind 13 to 17 mph, with gusts as high as 24 mph.
Friday Night
Mostly cloudy, with a low around -2. North northeast wind around 11 mph, with gusts as high as 20 mph.
Saturday
A 30 percent chance of snow after noon. Cloudy, with a high near 12.
Saturday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 4.
Sunday
Partly sunny, with a high near 19.
Sunday Night
Partly cloudy, with a low around 2.
Monday
Mostly sunny, with a high near 22.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E South Jacksonville IL
 39.7°N 90.21°W (Elev. 591 ft)
Last Update:
5:36 pm CST Jan 20, 2026
Forecast Valid:
6pm CST Jan 20, 2026-6pm CST Jan 27, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation