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

67°F

19°C

Humidity 16%
Wind Speed SW 10 G 16 mph
Barometer 29.63 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 18 Feb 2:55 pm CST
Extended Forecast for

Jacksonville IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 68. West southwest wind 6 to 10 mph, with gusts as high as 23 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. Southwest wind around 6 mph becoming southeast after midnight.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of rain and thunderstorms, mainly between 3pm and 5pm. Partly sunny, with a high near 69. Southeast wind 6 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 69 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34. Breezy, with a southwest wind 10 to 15 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 30 mph.

    Low: 34 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 45. Breezy, with a west wind 10 to 20 mph, with gusts as high as 29 mph.

    High: 45 °F

    Partly Sunny
    and Breezy
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. Northwest wind 6 to 8 mph, with gusts as high as 15 mph.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 41. West northwest wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 41 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 68. West southwest wind 6 to 10 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, with a low around 45. Southwest wind around 6 mph becoming southeast after midnight.
Thursday
A 40 percent chance of rain and thunderstorms, mainly between 3pm and 5pm. Partly sunny, with a high near 69. Southeast wind 6 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 34. Breezy, with a southwest wind 10 to 15 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 30 mph.
Friday
Mostly sunny, with a high near 45. Breezy, with a west wind 10 to 20 mph, with gusts as high as 29 mph.
Friday Night
Mostly clear, with a low around 26. Northwest wind 6 to 8 mph, with gusts as high as 15 mph.
Saturday
Sunny, with a high near 41. West northwest wind 7 to 11 mph, with gusts as high as 18 mph.
Saturday Night
Mostly clear, with a low around 20.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Mostly clear, with a low around 17.
Monday
Sunny, with a high near 35.
Monday Night
Partly cloudy, with a low around 20.
Tuesday
Mostly sunny, with a high near 48.
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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:
3:01 pm CST Feb 18, 2026
Forecast Valid:
3pm CST Feb 18, 2026-6pm CST Feb 24, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation