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.

Partly Cloudy

37°F

3°C

Humidity 76%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 14 Mar 4:55 am CDT
Extended Forecast for

8 Miles SSW Dieterich IL

  • Today

    Today: Partly sunny, with a high near 57. East northeast wind 6 to 14 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 57 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 48. East southeast wind 9 to 15 mph, with gusts as high as 24 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Rain likely and possibly a thunderstorm, mainly after 4pm. Mostly cloudy, with a high near 68. Breezy, with a south wind 20 to 29 mph, with gusts as high as 43 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Breezy.
    Mostly Cloudy
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain before 1am, then a chance of snow. Patchy blowing snow after 3am. Low around 23. Breezy, with a south wind 22 to 26 mph becoming west after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Rain and
    Breezy then
    Rain/Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: A 30 percent chance of snow before 1pm. Patchy blowing snow before 7am. Cloudy, with a high near 27. Blustery, with a west northwest wind around 26 mph, with gusts as high as 37 mph.

    High: 27 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 12. Blustery, with a west northwest wind 13 to 21 mph, with gusts as high as 29 mph.

    Low: 12 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. West wind 7 to 10 mph, with gusts as high as 17 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 57. East northeast wind 6 to 14 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Tonight
Partly cloudy, with a low around 48. East southeast wind 9 to 15 mph, with gusts as high as 24 mph.
Sunday
Rain likely and possibly a thunderstorm, mainly after 4pm. Mostly cloudy, with a high near 68. Breezy, with a south wind 20 to 29 mph, with gusts as high as 43 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Rain before 1am, then a chance of snow. Patchy blowing snow after 3am. Low around 23. Breezy, with a south wind 22 to 26 mph becoming west after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Monday
A 30 percent chance of snow before 1pm. Patchy blowing snow before 7am. Cloudy, with a high near 27. Blustery, with a west northwest wind around 26 mph, with gusts as high as 37 mph.
Monday Night
Mostly cloudy, with a low around 12. Blustery, with a west northwest wind 13 to 21 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 31. West wind 7 to 10 mph, with gusts as high as 17 mph.
Tuesday Night
A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 24.
Wednesday
Partly sunny, with a high near 55.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Dieterich IL
 38.96°N 88.45°W (Elev. 548 ft)
Last Update:
4:36 am CDT Mar 14, 2026
Forecast Valid:
5am CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation