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Hazardous Weather Conditions

Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Partly Cloudy

73°F

23°C

Humidity 79%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 14 Oct 12:55 pm CDT
Extended Forecast for

Chapin IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 74. North wind around 7 mph.

    High: 74 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 60. North wind around 7 mph becoming east after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 40%.

    Low: 60 °F

    Cloudy then
    Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. High near 76. East wind 6 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 76 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly between 8pm and 1am. Mostly cloudy, with a low around 45. Northwest wind 9 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Showers
    Likely

  • Friday

    Friday: Partly sunny, with a high near 57. Breezy, with a northwest wind 20 to 23 mph, with gusts as high as 34 mph.

    High: 57 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. North northwest wind 8 to 13 mph becoming light north after midnight. Winds could gust as high as 21 mph.

    Low: 36 °F

    Mostly Clear
    then Areas
    Frost

  • Saturday

    Saturday: Areas of frost before 8am. Otherwise, sunny, with a high near 60. Calm wind.

    High: 60 °F

    Areas Frost
    then Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 37.

    Low: 37 °F

    Clear

  • Sunday

    Sunday: Areas of frost before 7am. Otherwise, sunny, with a high near 69.

    High: 69 °F

    Areas Frost
    then Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 74. North wind around 7 mph.
Tonight
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 60. North wind around 7 mph becoming east after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 40%.
Thursday
Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. High near 76. East wind 6 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers likely, mainly between 8pm and 1am. Mostly cloudy, with a low around 45. Northwest wind 9 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, with a high near 57. Breezy, with a northwest wind 20 to 23 mph, with gusts as high as 34 mph.
Friday Night
Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. North northwest wind 8 to 13 mph becoming light north after midnight. Winds could gust as high as 21 mph.
Saturday
Areas of frost before 8am. Otherwise, sunny, with a high near 60. Calm wind.
Saturday Night
Clear, with a low around 37.
Sunday
Areas of frost before 7am. Otherwise, sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Partly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chapin IL
 39.77°N 90.41°W (Elev. 627 ft)
Last Update:
12:36 pm CDT Oct 14, 2026
Forecast Valid:
1pm CDT Oct 14, 2026-6pm CDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation