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

65°F

18°C

Humidity 100%
Wind Speed S 8 mph
Barometer 29.92 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 10 Mar 8:35 am CDT
Extended Forecast for

Saint Elmo IL

  • Today

    Today: Partly sunny, with a high near 77. South wind 8 to 15 mph, with gusts as high as 26 mph.

    High: 77 °F

    Partly Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly after 4am. Cloudy, then gradually becoming partly cloudy, with a low around 58. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 70%.

    Low: 58 °F

    Slight Chance
    T-storms then
    T-storms
    Likely and
    Breezy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 1pm, then showers likely. Temperature falling to around 48 by 5pm. Breezy, with a southwest wind 16 to 21 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%.

    High: 65 °F⇓

    Breezy.
    T-storms then
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 31. Northwest wind 8 to 18 mph, with gusts as high as 28 mph.

    Low: 31 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 51. Northwest wind 5 to 8 mph becoming southwest in the afternoon.

    High: 51 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41. Breezy.

    Low: 41 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Friday

    Friday: Mostly cloudy, with a high near 59. Breezy.

    High: 59 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 77. South wind 8 to 15 mph, with gusts as high as 26 mph.
Tonight
Showers and thunderstorms likely, mainly after 4am. Cloudy, then gradually becoming partly cloudy, with a low around 58. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm before 1pm, then showers likely. Temperature falling to around 48 by 5pm. Breezy, with a southwest wind 16 to 21 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%.
Wednesday Night
A 30 percent chance of showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 31. Northwest wind 8 to 18 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 51. Northwest wind 5 to 8 mph becoming southwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 41. Breezy.
Friday
Mostly cloudy, with a high near 59. Breezy.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Partly sunny, with a high near 63.
Saturday Night
A 20 percent chance of rain after 1am. Partly cloudy, with a low around 48.
Sunday
Rain. High near 59. Breezy. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 22. Blustery. Chance of precipitation is 40%.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Elmo IL
 39.02°N 88.87°W (Elev. 604 ft)
Last Update:
5:31 am CDT Mar 10, 2026
Forecast Valid:
8am CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
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