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.

Overcast

38°F

3°C

Humidity 98%
Wind Speed NW 17 G 26 mph
Barometer 29.99 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 11 Mar 2:55 pm CDT
Extended Forecast for

Jacksonville IL

  • This Afternoon

    This Afternoon: A 40 percent chance of rain, mainly before 4pm. Cloudy, with a steady temperature around 40. Breezy, with a north northwest wind around 22 mph, with gusts as high as 33 mph.

    High: 40 °F

    Chance Rain
    and Breezy

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 28. North northwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph.

    Low: 28 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Sunny, with a high near 52. West southwest wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. Breezy, with a south wind 14 to 23 mph, with gusts as high as 36 mph.

    Low: 41 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 54. West northwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 54 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. Northwest wind around 7 mph becoming northeast after midnight.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 55. East southeast wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 55 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 1am. Cloudy, with a low around 46.

    Low: 46 °F

    Cloudy then
    Chance Rain

  • Sunday

    Sunday: Rain. High near 61. Breezy. Chance of precipitation is 90%.

    High: 61 °F

    Rain and
    Breezy

Detailed Forecast

This Afternoon
A 40 percent chance of rain, mainly before 4pm. Cloudy, with a steady temperature around 40. Breezy, with a north northwest wind around 22 mph, with gusts as high as 33 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 28. North northwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph.
Thursday
Sunny, with a high near 52. West southwest wind 5 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 41. Breezy, with a south wind 14 to 23 mph, with gusts as high as 36 mph.
Friday
Partly sunny, with a high near 54. West northwest wind 14 to 18 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 33. Northwest wind around 7 mph becoming northeast after midnight.
Saturday
Mostly cloudy, with a high near 55. East southeast wind 7 to 11 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of rain after 1am. Cloudy, with a low around 46.
Sunday
Rain. High near 61. Breezy. Chance of precipitation is 90%.
Sunday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 19. Blustery. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 30. Blustery.
Monday Night
Mostly clear, with a low around 13.
Tuesday
Mostly sunny, with a high near 37.
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:
1:26 pm CDT Mar 11, 2026
Forecast Valid:
3pm CDT Mar 11, 2026-6pm CDT Mar 17, 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