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

47°F

8°C

Humidity 57%
Wind Speed N 8 mph
Barometer 30.24 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 19 Apr 9:35 pm CDT
Extended Forecast for

2 Miles E South Jacksonville IL

Frost Advisory April 20, 01:00am until April 20, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Mostly clear, with a low around 35. Northeast wind 5 to 8 mph, with gusts as high as 18 mph.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 65. East wind 5 to 9 mph becoming south in the afternoon.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49. South southeast wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 28 mph.

    High: 78 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57. Southwest wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 78. West southwest wind around 9 mph, with gusts as high as 16 mph.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. South wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 82. Breezy.

    High: 82 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 59. Breezy. Chance of precipitation is 80%.

    Low: 59 °F

    Chance
    T-storms and
    Breezy then
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 35. Northeast wind 5 to 8 mph, with gusts as high as 18 mph.
Monday
Sunny, with a high near 65. East wind 5 to 9 mph becoming south in the afternoon.
Monday Night
Mostly clear, with a low around 49. South southeast wind 8 to 11 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 78. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 28 mph.
Tuesday Night
Partly cloudy, with a low around 57. Southwest wind 10 to 13 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 78. West southwest wind around 9 mph, with gusts as high as 16 mph.
Wednesday Night
Mostly clear, with a low around 58. South wind 8 to 11 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 82. Breezy.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 59. Breezy. Chance of precipitation is 80%.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E South Jacksonville IL
 39.7°N 90.21°W (Elev. 591 ft)
Last Update:
9:36 pm CDT Apr 19, 2026
Forecast Valid:
9pm CDT Apr 19, 2026-6pm CDT Apr 26, 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