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Current conditions at

Springfield - Abraham Lincoln Capital Airport (KSPI)

Lat: 39.85°NLon: 89.68°WElev: 587ft.

Fair

79°F

26°C

Humidity 52%
Wind Speed S 12 mph
Barometer 29.82 in (1009.3 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 12 Oct 8:52 pm CDT
Extended Forecast for

Mechanicsburg IL

  • Tonight

    Tonight: Mostly clear, with a low around 71. South 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 10 mph, with gusts as high as 17 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Increasing clouds, with a low around 70. South southwest wind around 6 mph.

    Low: 70 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday

    Wednesday: Showers. High near 80. Light and variable wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 80 °F

    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 61. East northeast wind 6 to 8 mph.

    Low: 61 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 10am. High near 76. East northeast wind around 7 mph becoming south southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 50. Northwest wind 8 to 18 mph, with gusts as high as 26 mph.

    Low: 50 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 62. Breezy.

    High: 62 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 71. South southwest wind 9 to 11 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 93. Southwest wind around 10 mph, with gusts as high as 17 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Increasing clouds, with a low around 70. South southwest wind around 6 mph.
Wednesday
Showers. High near 80. Light and variable wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 61. East northeast wind 6 to 8 mph.
Thursday
Showers, with thunderstorms also possible after 10am. High near 76. East northeast wind around 7 mph becoming south southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 50. Northwest wind 8 to 18 mph, with gusts as high as 26 mph.
Friday
Mostly sunny, with a high near 62. Breezy.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Sunny, with a high near 61.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 74.
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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:
7:36 pm CDT Oct 12, 2026
Forecast Valid:
8pm CDT Oct 12, 2026-6pm CDT Oct 19, 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