Current conditions at

Springfield - Abraham Lincoln Capital Airport (KSPI)

Lat: 39.85°NLon: 89.68°WElev: 587ft.

A Few Clouds

84°F

29°C

Humidity 82%
Wind Speed S 3 mph
Barometer 29.92 in (1012.7 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 26 Jul 10:52 am CDT
Extended Forecast for

Riverton IL

Extreme Heat Warning July 26, 12:00pm until July 27, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  • Today

    Today: A 20 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 91. Heat index values as high as 109. South southwest wind around 6 mph becoming west in the afternoon.

    High: 91 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 76. South wind around 6 mph.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 94. Heat index values as high as 110. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 75. Southwest wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 18 mph.

    Low: 75 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. North wind 7 to 10 mph, with gusts as high as 16 mph.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. East northeast wind 3 to 7 mph.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. North northeast wind 3 to 8 mph.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 91. Heat index values as high as 109. South southwest wind around 6 mph becoming west in the afternoon.
Tonight
Partly cloudy, with a low around 76. South wind around 6 mph.
Monday
Sunny, with a high near 94. Heat index values as high as 110. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 75. Southwest wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 18 mph.
Tuesday
Mostly sunny, with a high near 89. North wind 7 to 10 mph, with gusts as high as 16 mph.
Tuesday Night
Mostly clear, with a low around 65. East northeast wind 3 to 7 mph.
Wednesday
Sunny, with a high near 86. North northeast wind 3 to 8 mph.
Wednesday Night
Clear, with a low around 63.
Thursday
Sunny, with a high near 87.
Thursday Night
Partly cloudy, with a low around 66.
Friday
A chance of showers. Partly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton IL
 39.86°N 89.54°W (Elev. 554 ft)
10:36 am CDT Jul 26, 2026
11am CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
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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