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.

Overcast

34°F

1°C

Humidity 38%
Wind Speed SW 14 G 20 mph
Barometer 30.01 in
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 21 Jan 3:55 am CST
Extended Forecast for

4 Miles E Jacksonville Municipal Airport IL

  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 38. West wind 13 to 17 mph, with gusts as high as 26 mph.

    High: 38 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 19. West wind 13 to 18 mph becoming west northwest 7 to 12 mph after midnight. Winds could gust as high as 29 mph.

    Low: 19 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 33. West wind 6 to 8 mph.

    High: 33 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -1. Wind chill values between -6 and -16. West wind 5 to 10 mph becoming north 13 to 18 mph after midnight. Winds could gust as high as 26 mph.

    Low: -1 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy and cold, with a high near 6. North wind 13 to 18 mph, with gusts as high as 26 mph.

    High: 6 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -4. North northeast wind around 11 mph, with gusts as high as 20 mph.

    Low: -4 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow after noon. Mostly cloudy and cold, with a high near 10. Northeast wind 8 to 10 mph, with gusts as high as 17 mph.

    High: 10 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A 50 percent chance of snow before midnight. Mostly cloudy, with a low around 3.

    Low: 3 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 18.

    High: 18 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 38. West wind 13 to 17 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 19. West wind 13 to 18 mph becoming west northwest 7 to 12 mph after midnight. Winds could gust as high as 29 mph.
Thursday
Increasing clouds, with a high near 33. West wind 6 to 8 mph.
Thursday Night
Mostly cloudy, with a low around -1. Wind chill values between -6 and -16. West wind 5 to 10 mph becoming north 13 to 18 mph after midnight. Winds could gust as high as 26 mph.
Friday
Mostly cloudy and cold, with a high near 6. North wind 13 to 18 mph, with gusts as high as 26 mph.
Friday Night
Mostly cloudy, with a low around -4. North northeast wind around 11 mph, with gusts as high as 20 mph.
Saturday
A 40 percent chance of snow after noon. Mostly cloudy and cold, with a high near 10. Northeast wind 8 to 10 mph, with gusts as high as 17 mph.
Saturday Night
A 50 percent chance of snow before midnight. Mostly cloudy, with a low around 3.
Sunday
Partly sunny, with a high near 18.
Sunday Night
Partly cloudy, with a low around 1.
Monday
Sunny, with a high near 20.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Mostly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Jacksonville Municipal Airport IL
 39.79°N 90.15°W (Elev. 623 ft)
Last Update:
3:36 am CST Jan 21, 2026
Forecast Valid:
4am CST Jan 21, 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