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Hazardous Weather Conditions

Current conditions at

Springfield - Abraham Lincoln Capital Airport (KSPI)

Lat: 39.85°NLon: 89.68°WElev: 587ft.

Overcast

78°F

26°C

Humidity 79%
Wind Speed NE 7 mph
Barometer 29.90 in (1012.1 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 27 Jun 1:52 pm CDT
Extended Forecast for

Chatham IL

Heat Advisory June 28, 01:00pm until June 28, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 82. North wind around 5 mph.

    High: 82 °F

    Partly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 70. Light and variable wind.

    Low: 70 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 8am. Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 91. Heat index values as high as 103. South southeast wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 91 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. South southeast wind 8 to 10 mph, with gusts as high as 17 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 93. South wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 93 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. South wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94. South southwest wind 8 to 10 mph, with gusts as high as 17 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 76.

    Low: 76 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 82. North wind around 5 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 70. Light and variable wind.
Sunday
A 20 percent chance of showers and thunderstorms before 8am. Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 91. Heat index values as high as 103. South southeast wind 6 to 11 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 75. South southeast wind 8 to 10 mph, with gusts as high as 17 mph.
Monday
Mostly sunny, with a high near 93. South wind 8 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 75. South wind 8 to 11 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 94. South southwest wind 8 to 10 mph, with gusts as high as 17 mph.
Tuesday Night
Clear, with a low around 76.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
A chance of showers and thunderstorms. Sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 74.
Friday
Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chatham IL
 39.67°N 89.7°W (Elev. 600 ft)
Last Update:
1:26 pm CDT Jun 27, 2026
Forecast Valid:
2pm CDT Jun 27, 2026-6pm CDT Jul 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation