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

82°F

28°C

Humidity 37%
Wind Speed SW 18 G 33 mph
Barometer 29.87 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 30 Mar 1:35 pm CDT
Extended Forecast for

Jacksonville Municipal Airport IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 83. Southwest wind around 18 mph, with gusts as high as 30 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 63. South southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 7am. Partly sunny, with a high near 81. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 31 mph.

    High: 81 °F

    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 1am, then showers and possibly a thunderstorm after 1am. Low around 49. Southwest wind around 11 mph becoming northeast after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 49 °F

    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 64. East northeast wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 64 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm. Low around 56. East wind 11 to 13 mph becoming south after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 56 °F

    Rain

  • Thursday

    Thursday: Rain likely, then rain and possibly a thunderstorm after 10am. High near 75. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 75 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.

    Low: 51 °F

    Rain Likely

  • Friday

    Friday: A 40 percent chance of rain after 1pm. Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 83. Southwest wind around 18 mph, with gusts as high as 30 mph.
Tonight
A 10 percent chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 63. South southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 7am. Partly sunny, with a high near 81. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 31 mph.
Tuesday Night
Showers and thunderstorms before 1am, then showers and possibly a thunderstorm after 1am. Low around 49. Southwest wind around 11 mph becoming northeast after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 64. East northeast wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain and possibly a thunderstorm. Low around 56. East wind 11 to 13 mph becoming south after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Rain likely, then rain and possibly a thunderstorm after 10am. High near 75. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Friday
A 40 percent chance of rain after 1pm. Partly sunny, with a high near 76.
Friday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.
Saturday
Rain likely. Mostly cloudy, with a high near 66. Breezy.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jacksonville Municipal Airport IL
 39.77°N 90.24°W (Elev. 610 ft)
Last Update:
1:26 pm CDT Mar 30, 2026
Forecast Valid:
1pm CDT Mar 30, 2026-6pm CDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation