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Current conditions at

Springfield - Abraham Lincoln Capital Airport (KSPI)

Lat: 39.85°NLon: 89.68°WElev: 587ft.

Fair

72°F

22°C

Humidity 64%
Wind Speed S 8 mph
Barometer 29.97 in (1014.4 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 12 Oct 8:52 am CDT
Extended Forecast for

Mechanicsburg IL

  • Columbus Day

    Columbus Day: Sunny, with a high near 91. Southwest wind 9 to 15 mph, with gusts as high as 23 mph.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 71. Southwest wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Southwest wind around 11 mph, with gusts as high as 17 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 70. South southwest wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Partly Cloudy
    then Showers
    Likely

  • Wednesday

    Wednesday: Showers. High near 80. West wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 80 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 62. East northeast wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 62 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers. High near 77. East wind 7 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 77 °F

    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 61. Breezy.

    High: 61 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Columbus Day
Sunny, with a high near 91. Southwest wind 9 to 15 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 71. Southwest wind 9 to 11 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 93. Southwest wind around 11 mph, with gusts as high as 17 mph.
Tuesday Night
Showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 70. South southwest wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers. High near 80. West wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 62. East northeast wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers. High near 77. East wind 7 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 61. Breezy.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 61.
Saturday Night
Clear, with a low around 37.
Sunday
Sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mechanicsburg IL
 39.79°N 89.4°W (Elev. 584 ft)
Last Update:
8:41 am CDT Oct 12, 2026
Forecast Valid:
9am CDT Oct 12, 2026-6pm CDT Oct 18, 2026
 
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