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.

Light Snow

34°F

1°C

Humidity 82%
Wind Speed W 6 mph
Barometer 30.25 in (1025.0 mb)
Dewpoint 29°F (-2°C)
Visibility 9.00 mi
Wind Chill29°F (-2°C)
Last update 11 Mar 11:52 pm CDT
Extended Forecast for

Thayer IL

  • Overnight

    Overnight: Clear, with a low around 28. West northwest wind 7 to 14 mph, with gusts as high as 22 mph.

    Low: 28 °F

    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 51. West wind 6 to 14 mph, with gusts as high as 20 mph.

    High: 51 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. Breezy, with a south wind 14 to 19 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 36 mph.

    Low: 40 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 55. Breezy, with a west northwest wind 16 to 22 mph, with gusts as high as 30 mph.

    High: 55 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32. Northwest wind 6 to 9 mph becoming northeast after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 55. East southeast wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 55 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Cloudy, with a low around 45. East southeast wind 11 to 18 mph, with gusts as high as 26 mph.

    Low: 45 °F

    Cloudy

  • Sunday

    Sunday: Rain. High near 61. Breezy. Chance of precipitation is 90%.

    High: 61 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: A chance of rain and snow before 1am. Mostly cloudy, with a low around 19. Blustery. Chance of precipitation is 40%.

    Low: 19 °F

    Chance
    Rain/Snow and
    Blustery

Detailed Forecast

Overnight
Clear, with a low around 28. West northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Thursday
Increasing clouds, with a high near 51. West wind 6 to 14 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 40. Breezy, with a south wind 14 to 19 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 36 mph.
Friday
Partly sunny, with a high near 55. Breezy, with a west northwest wind 16 to 22 mph, with gusts as high as 30 mph.
Friday Night
Mostly cloudy, with a low around 32. Northwest wind 6 to 9 mph becoming northeast after midnight.
Saturday
Mostly cloudy, with a high near 55. East southeast wind 8 to 13 mph, with gusts as high as 20 mph.
Saturday Night
Cloudy, with a low around 45. East southeast wind 11 to 18 mph, with gusts as high as 26 mph.
Sunday
Rain. High near 61. Breezy. Chance of precipitation is 90%.
Sunday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 19. Blustery. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 30. Blustery.
Monday Night
Mostly clear, with a low around 13.
Tuesday
Mostly sunny, with a high near 36.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Mostly cloudy, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thayer IL
 39.54°N 89.79°W (Elev. 650 ft)
Last Update:
8:37 pm CDT Mar 11, 2026
Forecast Valid:
12am CDT Mar 12, 2026-6pm CDT Mar 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