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

40°F

4°C

Humidity 89%
Wind Speed Calm
Barometer 29.93 in (1013.4 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 11 Nov 3:52 am CST
Extended Forecast for

Williamsville IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 37. South wind 3 to 5 mph.

    Low: 37 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: A slight chance of showers and thunderstorms between 2pm and 3pm. Increasing clouds, with a high near 64. South wind 6 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    High: 64 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. North northwest wind 7 to 15 mph, with gusts as high as 26 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 47. North northwest wind 10 to 17 mph, with gusts as high as 26 mph.

    High: 47 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. North northwest wind 7 to 13 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 43. North northwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 43 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24. North northwest wind around 6 mph becoming calm in the evening.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 37. South wind 3 to 5 mph.
Veterans Day
A slight chance of showers and thunderstorms between 2pm and 3pm. Increasing clouds, with a high near 64. South wind 6 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 40. North northwest wind 7 to 15 mph, with gusts as high as 26 mph.
Thursday
Mostly cloudy, with a high near 47. North northwest wind 10 to 17 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 30. North northwest wind 7 to 13 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 43. North northwest wind 8 to 13 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 24. North northwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 46.
Saturday Night
Mostly clear, with a low around 24.
Sunday
Sunny, with a high near 48.
Sunday Night
Mostly clear, with a low around 27.
Monday
Sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williamsville IL
 39.95°N 89.54°W (Elev. 568 ft)
Last Update:
3:16 am CST Nov 11, 2026
Forecast Valid:
3am CST Nov 11, 2026-6pm CST Nov 17, 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