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

37°F

3°C

Humidity 93%
Wind Speed SE 8 mph
Barometer 30.13 in (1020.6 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 9 Jan 9:52 pm CST
Extended Forecast for

Riverton IL

  • Tonight

    Tonight: Rain likely, mainly after 3am. Mostly cloudy, with a low around 36. Calm wind becoming west northwest around 6 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Mostly Cloudy
    then Rain
    Likely

  • Saturday

    Saturday: Rain and snow likely before 11am, then a slight chance of rain between 11am and 4pm, then a slight chance of snow after 4pm. Cloudy through mid morning, then gradual clearing, with a high near 42. West northwest wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow
    Likely then
    Slight Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A slight chance of snow showers and freezing rain before 10pm, then a slight chance of snow showers between 10pm and midnight. Partly cloudy, with a low around 23. West northwest wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Wintry Mix
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 35. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 35 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 46. West southwest wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Southwest wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain likely, mainly after 3am. Mostly cloudy, with a low around 36. Calm wind becoming west northwest around 6 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain and snow likely before 11am, then a slight chance of rain between 11am and 4pm, then a slight chance of snow after 4pm. Cloudy through mid morning, then gradual clearing, with a high near 42. West northwest wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
A slight chance of snow showers and freezing rain before 10pm, then a slight chance of snow showers between 10pm and midnight. Partly cloudy, with a low around 23. West northwest wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 35. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
Mostly clear, with a low around 24. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 46. West southwest wind 8 to 13 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 34. Southwest wind 7 to 11 mph, with gusts as high as 22 mph.
Tuesday
Partly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 31.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
Mostly cloudy, with a high near 38.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverton IL
 39.86°N 89.54°W (Elev. 554 ft)
Last Update:
9:37 pm CST Jan 9, 2026
Forecast Valid:
10pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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