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

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Fair

57°F

14°C

Humidity 45%
Wind Speed NW 3 mph
Barometer 30.28 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 3 Nov 4:35 pm CST
Extended Forecast for

Saint Elmo IL

  • Tonight

    Tonight: Mostly clear, with a low around 37. Northwest wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. South wind 5 to 15 mph, with gusts as high as 23 mph.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. Southwest wind 9 to 14 mph, with gusts as high as 26 mph.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 70. Southwest wind 7 to 11 mph becoming northwest in the afternoon.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 38. Northwest wind around 6 mph becoming calm in the evening.

    Low: 38 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: A 30 percent chance of rain before noon. Mostly sunny, with a high near 67.

    High: 67 °F

    Chance Rain
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 37. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 67. South wind 5 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 49. Southwest wind 9 to 14 mph, with gusts as high as 26 mph.
Wednesday
Sunny, with a high near 70. Southwest wind 7 to 11 mph becoming northwest in the afternoon.
Wednesday Night
Clear, with a low around 38. Northwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 62.
Thursday Night
A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 49.
Friday
A 30 percent chance of rain before noon. Mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
A 20 percent chance of rain. Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 27.
Monday
Sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Elmo IL
 39.02°N 88.85°W (Elev. 600 ft)
Last Update:
3:15 pm CST Nov 3, 2025
Forecast Valid:
4pm CST Nov 3, 2025-6pm CST Nov 10, 2025
 
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