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

77°F

25°C

Humidity 94%
Wind Speed S 8 mph
Barometer 29.96 in (1013.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 30 Jun 2:52 am CDT
Extended Forecast for

Riverton IL

Extreme Heat Warning until July 3, 12:00am
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning until July 3, 12:00am

    NOW until 12:00am Fri

    Extreme Heat Warning

  • Overnight

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. Heat index values as high as 106. South southwest wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 76. South wind 6 to 10 mph, with gusts as high as 16 mph.

    Low: 76 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 95. Heat index values as high as 106. South southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 95 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 77. South wind 6 to 9 mph, with gusts as high as 17 mph.

    Low: 77 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 95. South southwest wind 6 to 9 mph, with gusts as high as 16 mph.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 75. South wind 5 to 7 mph.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.

    High: 94 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 76. South southwest wind around 8 mph, with gusts as high as 15 mph.
Tuesday
Mostly sunny, with a high near 94. Heat index values as high as 106. South southwest wind 7 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Clear, with a low around 76. South wind 6 to 10 mph, with gusts as high as 16 mph.
Wednesday
Sunny and hot, with a high near 95. Heat index values as high as 106. South southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Clear, with a low around 77. South wind 6 to 9 mph, with gusts as high as 17 mph.
Thursday
Sunny and hot, with a high near 95. South southwest wind 6 to 9 mph, with gusts as high as 16 mph.
Thursday Night
Partly cloudy, with a low around 75. South wind 5 to 7 mph.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Friday Night
Partly cloudy, with a low around 73.
Independence Day
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Mostly sunny, with a high near 88.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverton IL
 39.84°N 89.54°W (Elev. 548 ft)
Last Update:
2:01 am CDT Jun 30, 2026
Forecast Valid:
3am CDT Jun 30, 2026-6pm CDT Jul 6, 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