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

49°F

9°C

Humidity 68%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 9 Jan 4:15 pm CST
Extended Forecast for

2 Miles NW Chapin IL

  • Tonight

    Tonight: Rain likely, mainly after 3am. Mostly cloudy, with a low around 34. Calm wind becoming west northwest 5 to 8 mph after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Mostly Cloudy
    then Rain
    Likely

  • Saturday

    Saturday: A chance of rain and snow before 8am, then a chance of snow between 8am and 9am. Cloudy through mid morning, then gradual clearing, with a high near 42. West northwest wind 10 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    High: 42 °F

    Chance
    Rain/Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23. West northwest wind 14 to 18 mph, with gusts as high as 28 mph.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 35. Northwest wind 7 to 17 mph, with gusts as high as 26 mph.

    High: 35 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24. South southwest wind 6 to 11 mph, with gusts as high as 21 mph.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 47. West southwest wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

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

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain likely, mainly after 3am. Mostly cloudy, with a low around 34. Calm wind becoming west northwest 5 to 8 mph after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of rain and snow before 8am, then a chance of snow between 8am and 9am. Cloudy through mid morning, then gradual clearing, with a high near 42. West northwest wind 10 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 23. West northwest wind 14 to 18 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 35. Northwest wind 7 to 17 mph, with gusts as high as 26 mph.
Sunday Night
Mostly clear, with a low around 24. South southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 47. West southwest wind 8 to 11 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 34. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Tuesday
Partly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 32.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
Mostly cloudy, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Chapin IL
 39.8°N 90.44°W (Elev. 617 ft)
Last Update:
3:36 pm CST Jan 9, 2026
Forecast Valid:
4pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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