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.

Fog/Mist

39°F

4°C

Humidity 93%
Wind Speed SE 10 mph
Barometer 30.18 in (1022.4 mb)
Dewpoint 37°F (3°C)
Visibility 6.00 mi
Wind Chill32°F (0°C)
Last update 2 Mar 10:52 pm CST
Extended Forecast for

Riverton IL

  • Tonight

    Tonight: Rain likely, mainly after 4am. Patchy fog after 4am. Otherwise, cloudy, with a low around 36. East southeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Rain Likely
    and Patchy
    Fog

  • Tuesday

    Tuesday: Rain and thunderstorms before 3pm, then rain and possibly a thunderstorm, mainly after 3pm. High near 51. East southeast wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 51 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm, mainly before 5am, then a chance of rain and thunderstorms after 5am. Patchy fog. Low around 43. Northeast wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 43 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Rain before noon, then showers likely between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Patchy fog before 7am. High near 60. East northeast wind 5 to 7 mph becoming south southeast in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 51. South southeast wind 5 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Showers

  • Thursday

    Thursday: Showers, mainly before noon. High near 66. South wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 66 °F

    Showers then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 50. West wind 6 to 9 mph becoming south southeast after midnight. Winds could gust as high as 16 mph.

    Low: 50 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely, mainly before noon. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.

    High: 76 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 58. Chance of precipitation is 80%.

    Low: 58 °F

    Chance
    T-storms then
    Showers

Detailed Forecast

Tonight
Rain likely, mainly after 4am. Patchy fog after 4am. Otherwise, cloudy, with a low around 36. East southeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain and thunderstorms before 3pm, then rain and possibly a thunderstorm, mainly after 3pm. High near 51. East southeast wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Rain and possibly a thunderstorm, mainly before 5am, then a chance of rain and thunderstorms after 5am. Patchy fog. Low around 43. Northeast wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Rain before noon, then showers likely between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Patchy fog before 7am. High near 60. East northeast wind 5 to 7 mph becoming south southeast in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 51. South southeast wind 5 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers, mainly before noon. High near 66. South wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 50. West wind 6 to 9 mph becoming south southeast after midnight. Winds could gust as high as 16 mph.
Friday
Showers likely, mainly before noon. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 58. Chance of precipitation is 80%.
Saturday
Showers likely, mainly before noon. Cloudy, with a high near 68. Chance of precipitation is 60%.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
Partly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton IL
 39.84°N 89.54°W (Elev. 548 ft)
Last Update:
9:46 pm CST Mar 2, 2026
Forecast Valid:
11pm CST Mar 2, 2026-6pm CDT Mar 9, 2026
 
Forecast Discussion
 
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Additional Resources

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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