National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Partly Cloudy

90°F

32°C

Humidity 65%
Wind Speed S 14 G 21 mph
Barometer 30.01 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 21 Jun 12:35 pm CDT
Extended Forecast for

4 Miles SSE Shelbyville IL

Heat Advisory until June 24, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until June 24, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 74. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 93. Heat index values as high as 100. South southwest wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 74. South wind 5 to 7 mph.

    Low: 74 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 93. South southwest wind 5 to 7 mph.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. South southwest wind around 6 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 92 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 93. Heat index values as high as 102. South southwest wind around 16 mph, with gusts as high as 26 mph.
Tonight
Clear, with a low around 74. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 93. Heat index values as high as 100. South southwest wind 7 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 74. South wind 5 to 7 mph.
Monday
Sunny, with a high near 93. South southwest wind 5 to 7 mph.
Monday Night
Mostly clear, with a low around 75. South southwest wind around 6 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming south southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
A chance of showers and thunderstorms. Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 72.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Shelbyville IL
 39.35°N 88.77°W (Elev. 558 ft)
Last Update:
11:41 am CDT Jun 21, 2025
Forecast Valid:
12pm CDT Jun 21, 2025-6pm CDT Jun 27, 2025
 
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