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

Hazardous Weather Conditions

Current conditions at

Springfield - Abraham Lincoln Capital Airport (KSPI)

Lat: 39.85°NLon: 89.68°WElev: 587ft.

Overcast

65°F

18°C

Humidity 93%
Wind Speed W 10 mph
Barometer 29.76 in (1007.4 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 21 Jun 10:52 pm CDT
Extended Forecast for

Thayer IL

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before midnight. Cloudy, with a low around 61. North wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 61 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 73. North wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 73 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming clear, with a low around 55. Northeast wind 3 to 6 mph.

    Low: 55 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 78. Light east northeast wind.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Light and variable wind becoming south around 5 mph in the morning.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63. Light southwest wind.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before midnight. Cloudy, with a low around 61. North wind 10 to 13 mph, with gusts as high as 21 mph.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 73. North wind 10 to 14 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, then gradually becoming clear, with a low around 55. Northeast wind 3 to 6 mph.
Tuesday
Sunny, with a high near 78. Light east northeast wind.
Tuesday Night
Mostly clear, with a low around 58. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Light and variable wind becoming south around 5 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 63. Light southwest wind.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 61.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 85.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Sunday
Partly sunny, with a high near 90.
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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:
9:57 pm CDT Jun 21, 2026
Forecast Valid:
11pm CDT Jun 21, 2026-6pm CDT Jun 28, 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