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

Springfield - Abraham Lincoln Capital Airport (KSPI)

Lat: 39.85°NLon: 89.68°WElev: 587ft.

Fair

50°F

10°C

Humidity 77%
Wind Speed SW 6 mph
Barometer 30.06 in (1018.1 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 9 Nov 10:52 pm CST
Extended Forecast for

Thayer IL

  • Tonight

    Tonight: Clear, with a low around 45. West southwest wind around 7 mph, with gusts as high as 15 mph.

    Low: 45 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. West wind around 5 mph becoming calm in the morning.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 44. Light and variable wind.

    Low: 44 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: A 40 percent chance of showers after noon. Mostly sunny, with a high near 64. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 20 mph.

    High: 64 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. North northwest wind 11 to 13 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 48. North northwest wind 11 to 16 mph, with gusts as high as 22 mph.

    High: 48 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 29. North northwest wind 7 to 11 mph, with gusts as high as 17 mph.

    Low: 29 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 45. West southwest wind around 7 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 66. West wind around 5 mph becoming calm in the morning.
Tuesday Night
Increasing clouds, with a low around 44. Light and variable wind.
Veterans Day
A 40 percent chance of showers after noon. Mostly sunny, with a high near 64. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 40. North northwest wind 11 to 13 mph, with gusts as high as 20 mph.
Thursday
Partly sunny, with a high near 48. North northwest wind 11 to 16 mph, with gusts as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around 29. North northwest wind 7 to 11 mph, with gusts as high as 17 mph.
Friday
Mostly sunny, with a high near 45.
Friday Night
Mostly clear, with a low around 26.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thayer IL
 39.54°N 89.76°W (Elev. 643 ft)
Last Update:
9:36 pm CST Nov 9, 2026
Forecast Valid:
11pm CST Nov 9, 2026-6pm CST Nov 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation