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

64°F

18°C

Humidity 81%
Wind Speed S 10 mph
Barometer 29.82 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 10 Mar 2:15 am CDT
Extended Forecast for

2 Miles NW Chapin IL

  • Overnight

    Overnight: Mostly clear, with a low around 60. South southwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 82. South southwest wind 10 to 16 mph, with gusts as high as 28 mph.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Low around 51. Southwest wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Chance
    T-storms then
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 10am, then a chance of showers between 10am and 1pm. Some of the storms could produce heavy rainfall. Temperature falling to around 45 by 4pm. Breezy, with a northwest wind 15 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 60 °F⇓

    Breezy. Heavy
    Rain then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming clear, with a low around 30. North northwest wind 6 to 16 mph, with gusts as high as 26 mph.

    Low: 30 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Increasing clouds, with a high near 53. West northwest wind 5 to 14 mph becoming south southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 53 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44. Breezy, with a south wind 14 to 23 mph, with gusts as high as 34 mph.

    Low: 44 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 60. South southwest wind around 11 mph, with gusts as high as 21 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 82. South southwest wind 10 to 16 mph, with gusts as high as 28 mph.
Tuesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Low around 51. Southwest wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm before 10am, then a chance of showers between 10am and 1pm. Some of the storms could produce heavy rainfall. Temperature falling to around 45 by 4pm. Breezy, with a northwest wind 15 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Mostly cloudy, then gradually becoming clear, with a low around 30. North northwest wind 6 to 16 mph, with gusts as high as 26 mph.
Thursday
Increasing clouds, with a high near 53. West northwest wind 5 to 14 mph becoming south southwest in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around 44. Breezy, with a south wind 14 to 23 mph, with gusts as high as 34 mph.
Friday
Mostly cloudy, with a high near 57.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Mostly cloudy, with a high near 64.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 43.
Sunday
Rain likely. Cloudy, with a high near 54. Breezy.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 19. Blustery.
Monday
Partly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Chapin IL
 39.8°N 90.44°W (Elev. 617 ft)
Last Update:
1:26 am CDT Mar 10, 2026
Forecast Valid:
2am CDT Mar 10, 2026-6pm CDT Mar 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