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

36°F

2°C

Humidity 76%
Wind Speed SE 13 mph
Barometer 29.91 in (1013.4 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 6 Dec 3:52 pm CST
Extended Forecast for

Chatham IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 39. Southeast wind around 6 mph.

    High: 39 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of freezing rain between 10pm and 11pm, then a chance of rain. Patchy fog after 1am. Otherwise, cloudy, with a low around 29. Southeast wind 6 to 8 mph. Chance of precipitation is 40%.

    Low: 29 °F

    Chance
    Rain/Freezing
    Rain and
    Patchy Fog

  • Sunday

    Sunday: A 20 percent chance of rain before 9am. Patchy fog before 11am. Otherwise, mostly cloudy, with a temperature falling to around 25 by 5pm. South southwest wind 6 to 15 mph becoming north in the afternoon. Winds could gust as high as 23 mph.

    High: 34 °F⇓

    Slight Chance
    Rain and
    Patchy Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 13. Wind chill values between 3 and 8. North wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 13 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 27. Calm wind becoming south around 5 mph in the afternoon.

    High: 27 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18. South wind 6 to 15 mph, with gusts as high as 24 mph.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 44. South southwest wind around 15 mph, with gusts as high as 24 mph.

    High: 44 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 34. Breezy.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Rain and
    Breezy

  • Wednesday

    Wednesday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 39. Southeast wind around 6 mph.
Tonight
A slight chance of freezing rain between 10pm and 11pm, then a chance of rain. Patchy fog after 1am. Otherwise, cloudy, with a low around 29. Southeast wind 6 to 8 mph. Chance of precipitation is 40%.
Sunday
A 20 percent chance of rain before 9am. Patchy fog before 11am. Otherwise, mostly cloudy, with a temperature falling to around 25 by 5pm. South southwest wind 6 to 15 mph becoming north in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 13. Wind chill values between 3 and 8. North wind 5 to 11 mph, with gusts as high as 18 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 27. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 18. South wind 6 to 15 mph, with gusts as high as 24 mph.
Tuesday
Partly sunny, with a high near 44. South southwest wind around 15 mph, with gusts as high as 24 mph.
Tuesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 34. Breezy.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 22.
Thursday
A chance of snow. Mostly cloudy, with a high near 32.
Thursday Night
Mostly cloudy, with a low around 13.
Friday
Partly sunny, with a high near 21.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chatham IL
 39.67°N 89.7°W (Elev. 600 ft)
Last Update:
3:41 pm CST Dec 6, 2025
Forecast Valid:
3pm CST Dec 6, 2025-6pm CST Dec 12, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation