Current conditions at

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Fair

76°F

24°C

Humidity 72%
Wind Speed E 7 mph
Barometer 29.89 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 21 Jun 11:15 am CDT
Extended Forecast for

6 Miles SW Dieterich IL

Flood Watch until June 22, 01:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until June 22, 01:00am

    NOW until 1:00am Mon

    Flood Watch

  • Today

    High: 81 °F

    Heavy Rain

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then a chance of showers. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 64. South southwest wind 9 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.

    Low: 64 °F

    Heavy Rain

  • Monday

    Monday: A 10 percent chance of showers before 7am.  Mostly cloudy, with a high near 75. North northwest wind around 11 mph, with gusts as high as 18 mph.

    High: 75 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy during the early evening, then becoming mostly clear, with a low around 57. North northeast wind 5 to 8 mph.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. North northeast wind around 5 mph becoming calm  in the morning.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Today
Showers and thunderstorms. Some of the storms could produce heavy rainfall. High near 81. South southeast wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Tonight
Showers and thunderstorms likely before 1am, then a chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 64. South southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.
Monday
A 10 percent chance of showers before 7am. Mostly cloudy, with a high near 75. North northwest wind around 11 mph, with gusts as high as 18 mph.
Monday Night
Mostly cloudy during the early evening, then becoming mostly clear, with a low around 57. North northeast wind 5 to 8 mph.
Tuesday
Sunny, with a high near 79. North northeast wind around 5 mph becoming calm in the morning.
Tuesday Night
Mostly clear, with a low around 60. Calm wind.
Wednesday
Mostly sunny, with a high near 81. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 81.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 84.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Dieterich IL
 39°N 88.45°W (Elev. 568 ft)
9:16 am CDT Jun 21, 2026
11am CDT Jun 21, 2026-6pm CDT Jun 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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