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.

Overcast

46°F

8°C

Humidity 90%
Wind Speed E 5 mph
Barometer 29.86 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 18 Nov 6:35 am CST
Extended Forecast for

Chapin IL

  • Today

    Today: Mostly cloudy, with a high near 58. Southeast wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 58 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 42. North northeast wind 3 to 6 mph.

    Low: 42 °F

    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 56. Light and variable wind.

    High: 56 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. Light and variable wind.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely. Mostly cloudy, with a high near 61. Light and variable wind becoming south southeast around 6 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 44. Light and variable wind becoming north northeast 5 to 7 mph in the evening.

    Low: 44 °F

    Chance Rain

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 53. Northeast wind 7 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Rain Likely

  • Friday Night

    Friday Night: A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 58. Southeast wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Tonight
Cloudy, with a low around 42. North northeast wind 3 to 6 mph.
Wednesday
Mostly cloudy, with a high near 56. Light and variable wind.
Wednesday Night
Mostly cloudy, with a low around 44. Light and variable wind.
Thursday
Rain likely. Mostly cloudy, with a high near 61. Light and variable wind becoming south southeast around 6 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 44. Light and variable wind becoming north northeast 5 to 7 mph in the evening.
Friday
Rain likely. Mostly cloudy, with a high near 53. Northeast wind 7 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 39.
Monday
Partly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chapin IL
 39.77°N 90.41°W (Elev. 627 ft)
Last Update:
6:36 am CST Nov 18, 2025
Forecast Valid:
6am CST Nov 18, 2025-6pm CST Nov 24, 2025
 
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