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.

Mostly Cloudy

75°F

24°C

Humidity 88%
Wind Speed N 5 mph
Barometer 29.90 in (1011.9 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 27 Jun 8:52 pm CDT
Extended Forecast for

Sherman IL

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

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 71. East northeast wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, with a high near 91. Heat index values as high as 103. South southeast wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 91 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. South southeast wind 7 to 10 mph, with gusts as high as 17 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 93. Heat index values as high as 105. South wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 93 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. South wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 95. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 95 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 76. South wind 6 to 9 mph.

    Low: 76 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 71. East northeast wind 3 to 5 mph. Chance of precipitation is 30%.
Sunday
A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, with a high near 91. Heat index values as high as 103. South southeast wind 5 to 11 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 75. South southeast wind 7 to 10 mph, with gusts as high as 17 mph.
Monday
Mostly sunny, with a high near 93. Heat index values as high as 105. South wind 8 to 13 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 76. South wind 7 to 10 mph, with gusts as high as 18 mph.
Tuesday
Sunny and hot, with a high near 95. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Tuesday Night
Clear, with a low around 76. South wind 6 to 9 mph.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 75.
Friday
Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 74.
Independence Day
Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sherman IL
 39.88°N 89.6°W (Elev. 551 ft)
Last Update:
9:36 pm CDT Jun 27, 2026
Forecast Valid:
9pm CDT Jun 27, 2026-6pm CDT Jul 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation