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

24°F

-4°C

Humidity 62%
Wind Speed E 3 mph
Barometer 30.10 in
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Last update 15 Dec 4:55 pm CST
Extended Forecast for

Jacksonville IL

  • Tonight

    Tonight: Mostly clear, with a low around 19. Southwest wind around 8 mph, with gusts as high as 16 mph.

    Low: 19 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 42. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. South wind 5 to 9 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain after midnight. Increasing clouds, with a temperature falling to near 36 by 8pm, then rising to around 45 during the remainder of the night. South southeast wind 8 to 16 mph, with gusts as high as 26 mph.

    Low: 36 °F⇑

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain likely before noon. Cloudy, then gradually becoming mostly sunny, with a high near 50. Breezy, with a south wind 15 to 21 mph becoming west northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain Likely
    then Partly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. West northwest wind 7 to 17 mph, with gusts as high as 28 mph.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 19. Southwest wind around 8 mph, with gusts as high as 16 mph.
Tuesday
Sunny, with a high near 42. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 28. South wind 5 to 9 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Wednesday
Mostly sunny, with a high near 42. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Wednesday Night
A 40 percent chance of rain after midnight. Increasing clouds, with a temperature falling to near 36 by 8pm, then rising to around 45 during the remainder of the night. South southeast wind 8 to 16 mph, with gusts as high as 26 mph.
Thursday
Rain likely before noon. Cloudy, then gradually becoming mostly sunny, with a high near 50. Breezy, with a south wind 15 to 21 mph becoming west northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Partly cloudy, with a low around 15. West northwest wind 7 to 17 mph, with gusts as high as 28 mph.
Friday
Mostly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jacksonville IL
 39.73°N 90.24°W (Elev. 607 ft)
Last Update:
4:21 pm CST Dec 15, 2025
Forecast Valid:
5pm CST Dec 15, 2025-6pm CST Dec 22, 2025
 
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Additional Resources

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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