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

68°F

20°C

Humidity 59%
Wind Speed S 13 G 20 mph
Barometer 29.85 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 31 Mar 3:55 am CDT
Extended Forecast for

Jacksonville IL

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 10am. Partly sunny, with a high near 81. Breezy, with a south wind 14 to 21 mph, with gusts as high as 33 mph.

    High: 81 °F

    Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 50. Southwest wind 8 to 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 50 °F

    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 1pm, then rain and possibly a thunderstorm after 1pm. High near 64. East northeast wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 64 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 56. East southeast wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Rain Likely

  • Thursday

    Thursday: Rain, with thunderstorms also possible after 10am. High near 75. Breezy, with a south wind 15 to 25 mph, with gusts as high as 37 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. Partly cloudy, with a low around 54. West southwest wind 8 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Rain Likely

  • Friday

    Friday: A 40 percent chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 78. South wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 78 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Rain

  • Saturday

    Saturday: Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 65. Breezy. Chance of precipitation is 70%.

    High: 65 °F

    Rain Likely
    and Breezy

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 10am. Partly sunny, with a high near 81. Breezy, with a south wind 14 to 21 mph, with gusts as high as 33 mph.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 50. Southwest wind 8 to 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Wednesday
Showers and possibly a thunderstorm before 1pm, then rain and possibly a thunderstorm after 1pm. High near 64. East northeast wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 56. East southeast wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain, with thunderstorms also possible after 10am. High near 75. Breezy, with a south wind 15 to 25 mph, with gusts as high as 37 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. Partly cloudy, with a low around 54. West southwest wind 8 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 40 percent chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 78. South wind 7 to 11 mph, with gusts as high as 20 mph.
Friday Night
Rain and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 65. Breezy. Chance of precipitation is 70%.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 59.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jacksonville IL
 39.73°N 90.24°W (Elev. 607 ft)
Last Update:
2:16 am CDT Mar 31, 2026
Forecast Valid:
4am CDT Mar 31, 2026-6pm CDT Apr 6, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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