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

62°F

17°C

Humidity 37%
Wind Speed W 9 mph
Barometer 29.98 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 18 Mar 3:55 pm CDT
Extended Forecast for

2 Miles E South Jacksonville IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Calm wind becoming south around 5 mph after midnight.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 70. South wind around 6 mph becoming north in the afternoon.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77. West southwest wind 6 to 11 mph, with gusts as high as 17 mph.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48. Northwest wind around 6 mph.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78. Northwest wind 5 to 8 mph becoming west southwest in the afternoon.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. South southwest wind 7 to 11 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 39. Calm wind becoming south around 5 mph after midnight.
Thursday
Sunny, with a high near 70. South wind around 6 mph becoming north in the afternoon.
Thursday Night
Mostly clear, with a low around 45. Calm wind becoming south southwest around 5 mph after midnight.
Friday
Sunny, with a high near 77. West southwest wind 6 to 11 mph, with gusts as high as 17 mph.
Friday Night
Mostly cloudy, with a low around 48. Northwest wind around 6 mph.
Saturday
Sunny, with a high near 78. Northwest wind 5 to 8 mph becoming west southwest in the afternoon.
Saturday Night
Mostly clear, with a low around 55. South southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 73.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
Partly sunny, with a high near 50.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Partly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E South Jacksonville IL
 39.7°N 90.21°W (Elev. 591 ft)
Last Update:
3:36 pm CDT Mar 18, 2026
Forecast Valid:
4pm CDT Mar 18, 2026-6pm CDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation