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.

Fair

27°C

81°F

Humidity 72%
Wind Speed S 19 km/h
Barometer 1017.4 mb (30.06 in)
Dewpoint 22°C (71°F)
Visibility 16 km
Heat Index29°C (85°F)
Last update 22 Jun 11:52 pm CDT
Extended Forecast for

Chatham IL

Heat Advisory June 23, 12:47am until June 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 23, 12:47am until June 26, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • Overnight

    Low: 24 °C

    Clear

  • Monday

    Monday: Sunny, with a high near 34. Heat index values as high as 38. Southwest wind 13 to 18 km/h, with gusts as high as 34 km/h.

    High: 34 °C

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 23. South southwest wind 10 to 13 km/h, with gusts as high as 26 km/h.

    Low: 23 °C

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 33. Heat index values as high as 38. Southwest wind around 10 km/h.

    High: 33 °C

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23. South wind 5 to 8 km/h.

    Low: 23 °C

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 33. Southwest wind 8 to 11 km/h.

    High: 33 °C

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23. South southwest wind 8 to 10 km/h.

    Low: 23 °C

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 33.

    High: 33 °C

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 24. South southwest wind 14 to 16 km/h, with gusts as high as 27 km/h.
Monday
Sunny, with a high near 34. Heat index values as high as 38. Southwest wind 13 to 18 km/h, with gusts as high as 34 km/h.
Monday Night
Partly cloudy, with a low around 23. South southwest wind 10 to 13 km/h, with gusts as high as 26 km/h.
Tuesday
Mostly sunny, with a high near 33. Heat index values as high as 38. Southwest wind around 10 km/h.
Tuesday Night
Partly cloudy, with a low around 23. South wind 5 to 8 km/h.
Wednesday
Mostly sunny, with a high near 33. Southwest wind 8 to 11 km/h.
Wednesday Night
Partly cloudy, with a low around 23. South southwest wind 8 to 10 km/h.
Thursday
Sunny, with a high near 33.
Thursday Night
Partly cloudy, with a low around 23.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 32.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 22.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 32.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 22.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chatham IL
 39.67°N 89.7°W (Elev. 600 m)
Last Update:
9:41 pm CDT Jun 22, 2025
Forecast Valid:
12am CDT Jun 23, 2025-6pm CDT Jun 29, 2025
 
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