National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
News Headlines
Current conditions at

Springfield - Abraham Lincoln Capital Airport (KSPI)

Lat: 39.85°NLon: 89.68°WElev: 587ft.

Fair

69°F

21°C

Humidity 63%
Wind Speed Vrbl 3 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 11 Oct 10:52 am CDT
Extended Forecast for

Thayer IL

  • Today

    Today: Sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. South wind 3 to 7 mph.

    Low: 63 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 93. Southwest wind 7 to 14 mph, with gusts as high as 20 mph.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 71. Southwest wind 7 to 9 mph, with gusts as high as 17 mph.

    Low: 71 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. West southwest wind 8 to 10 mph, with gusts as high as 17 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, with thunderstorms also possible after 7pm. Partly cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely. Mostly cloudy, with a high near 80. North northeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 80 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 86. Light and variable wind.
Tonight
Mostly clear, with a low around 63. South wind 3 to 7 mph.
Columbus Day
Sunny, with a high near 93. Southwest wind 7 to 14 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 71. Southwest wind 7 to 9 mph, with gusts as high as 17 mph.
Tuesday
Sunny, with a high near 92. West southwest wind 8 to 10 mph, with gusts as high as 17 mph.
Tuesday Night
A chance of showers, with thunderstorms also possible after 7pm. Partly cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 50%.
Wednesday
Showers likely. Mostly cloudy, with a high near 80. North northeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thayer IL
 39.54°N 89.76°W (Elev. 643 ft)
Last Update:
10:46 am CDT Oct 11, 2026
Forecast Valid:
10am CDT Oct 11, 2026-6pm CDT Oct 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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