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

61°F

16°C

Humidity 51%
Wind Speed S 7 mph
Barometer 30.17 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 9 Apr 8:35 am CDT
Extended Forecast for

Jacksonville IL

  • Today

    Today: Mostly sunny, with a high near 78. Southwest wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 56. South wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Cloudy, with a high near 63. West southwest wind 9 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 63 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 45. East wind 6 to 8 mph, with gusts as high as 16 mph.

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers. Mostly cloudy, with a high near 68. South southeast wind around 10 mph, with gusts as high as 18 mph.

    High: 68 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 59. Southeast wind 8 to 11 mph, with gusts as high as 22 mph.

    Low: 59 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 76. Breezy, with a south wind 13 to 20 mph, with gusts as high as 30 mph.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Monday

    Monday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 83.

    High: 83 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 78. Southwest wind 9 to 14 mph, with gusts as high as 22 mph.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 56. South wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Cloudy, with a high near 63. West southwest wind 9 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Mostly cloudy, with a low around 45. East wind 6 to 8 mph, with gusts as high as 16 mph.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 68. South southeast wind around 10 mph, with gusts as high as 18 mph.
Saturday Night
Mostly cloudy, with a low around 59. Southeast wind 8 to 11 mph, with gusts as high as 22 mph.
Sunday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 76. Breezy, with a south wind 13 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 83.
Monday Night
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Breezy.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 58.
Wednesday
A chance of showers. Mostly cloudy, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Jacksonville IL
 39.73°N 90.24°W (Elev. 607 ft)
Last Update:
4:08 am CDT Apr 9, 2026
Forecast Valid:
8am CDT Apr 9, 2026-6pm CDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation