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.

Partly Cloudy

82°F

28°C

Humidity 57%
Wind Speed E 5 mph
Barometer 29.96 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 3 Aug 6:15 pm CDT
Extended Forecast for

Arenzville IL

  • Tonight

    Tonight: Mostly clear, with a low around 63. Light east southeast wind.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88. South wind 3 to 6 mph.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67. South southeast wind 3 to 7 mph.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 86. South wind 3 to 5 mph.

    High: 86 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, then showers and possibly a thunderstorm after 7pm. Low around 66. South southeast wind around 6 mph becoming west after midnight. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 66 °F

    Showers

  • Thursday

    Thursday: A 50 percent chance of showers before 1pm. Mostly cloudy, with a high near 82. Light and variable wind becoming southwest around 5 mph.

    High: 82 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 63. Light east southeast wind.
Tuesday
Mostly sunny, with a high near 88. South wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 67. South southeast wind 3 to 7 mph.
Wednesday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 86. South wind 3 to 5 mph.
Wednesday Night
Showers likely, then showers and possibly a thunderstorm after 7pm. Low around 66. South southeast wind around 6 mph becoming west after midnight. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Thursday
A 50 percent chance of showers before 1pm. Mostly cloudy, with a high near 82. Light and variable wind becoming southwest around 5 mph.
Thursday Night
Partly cloudy, with a low around 64. Calm wind.
Friday
Mostly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 71.
Monday
Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arenzville IL
 39.88°N 90.38°W (Elev. 492 ft)
Last Update:
6:01 pm CDT Aug 3, 2026
Forecast Valid:
6pm CDT Aug 3, 2026-6pm CDT Aug 10, 2026
 
Forecast Discussion
 
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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