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

45°F

7°C

Humidity 46%
Wind Speed SW 13 G 16 mph
Barometer 30.28 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 12 Jan 11:35 am CST
Extended Forecast for

4 Miles SW Dieterich IL

  • Today

    Today: Sunny, with a high near 48. Southwest wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 33. South southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 56. Southwest wind 9 to 17 mph, with gusts as high as 28 mph.

    High: 56 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 38. Southwest wind 8 to 10 mph becoming west northwest after midnight. Winds could gust as high as 17 mph.

    Low: 38 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain showers after noon, mixing with snow after 3pm. Mostly cloudy, with a temperature rising to near 40 by 9am, then falling to around 32 during the remainder of the day. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 40 °F⇓

    Mostly Cloudy
    then Chance
    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 16. North northwest wind 16 to 18 mph, with gusts as high as 30 mph.

    Low: 16 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 28. North northwest wind 6 to 15 mph, with gusts as high as 22 mph.

    High: 28 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 48. Southwest wind 8 to 14 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 33. South southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday
Increasing clouds, with a high near 56. Southwest wind 9 to 17 mph, with gusts as high as 28 mph.
Tuesday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 38. Southwest wind 8 to 10 mph becoming west northwest after midnight. Winds could gust as high as 17 mph.
Wednesday
A chance of rain showers after noon, mixing with snow after 3pm. Mostly cloudy, with a temperature rising to near 40 by 9am, then falling to around 32 during the remainder of the day. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 16. North northwest wind 16 to 18 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 28. North northwest wind 6 to 15 mph, with gusts as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around 21.
Friday
Mostly cloudy, with a high near 39.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Partly sunny, with a high near 27.
Saturday Night
Mostly cloudy, with a low around 9.
Sunday
Mostly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Dieterich IL
 39.03°N 88.42°W (Elev. 551 ft)
Last Update:
11:37 am CST Jan 12, 2026
Forecast Valid:
11am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
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Additional Resources

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Chance of Precipitation