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

63°F

17°C

Humidity 84%
Wind Speed S 5 mph
Barometer 30.15 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 4 Oct 5:55 am CDT
Extended Forecast for

Chapin IL

  • Today

    Today: Sunny, with a high near 86. South wind 7 to 14 mph, with gusts as high as 18 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 60. South wind 7 to 9 mph, with gusts as high as 17 mph.

    Low: 60 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 86. South wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 60. South wind 6 to 9 mph, with gusts as high as 17 mph.

    Low: 60 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 86. South southwest wind around 6 mph.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers, with thunderstorms also possible after 7pm. Partly cloudy, with a low around 60. South wind around 6 mph becoming west after midnight. Chance of precipitation is 50%.

    Low: 60 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 73. North wind 7 to 10 mph, with gusts as high as 16 mph.

    High: 73 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 86. South wind 7 to 14 mph, with gusts as high as 18 mph.
Tonight
Clear, with a low around 60. South wind 7 to 9 mph, with gusts as high as 17 mph.
Sunday
Sunny, with a high near 86. South wind 8 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Clear, with a low around 60. South wind 6 to 9 mph, with gusts as high as 17 mph.
Monday
Sunny, with a high near 86. South southwest wind around 6 mph.
Monday Night
A chance of showers, with thunderstorms also possible after 7pm. Partly cloudy, with a low around 60. South wind around 6 mph becoming west after midnight. Chance of precipitation is 50%.
Tuesday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 73. North wind 7 to 10 mph, with gusts as high as 16 mph.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 71.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chapin IL
 39.78°N 90.44°W (Elev. 630 ft)
Last Update:
4:36 am CDT Oct 4, 2025
Forecast Valid:
6am CDT Oct 4, 2025-6pm CDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

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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