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.

Overcast

59°F

15°C

Humidity 99%
Wind Speed SE 10 G 23 mph
Barometer 29.86 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 7 Mar 9:35 am CST
Extended Forecast for

Effingham IL

  • Today

    Today: Showers and thunderstorms likely before 2pm, then a slight chance of showers between 2pm and 4pm. Cloudy, with a temperature rising to near 65 by 11am, then falling to around 52 during the remainder of the day. South southwest wind 13 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F⇓

    Showers
    Likely then
    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 37. West northwest wind 6 to 11 mph becoming light west after midnight. Winds could gust as high as 18 mph.

    Low: 37 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 61. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 15 mph.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 45. South southwest wind 6 to 8 mph, with gusts as high as 16 mph.

    Low: 45 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 72. South southwest wind 7 to 14 mph, with gusts as high as 23 mph.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. South southwest wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 75. South southwest wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 75 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 54. Breezy. Chance of precipitation is 90%.

    Low: 54 °F

    Showers and
    Breezy

  • Wednesday

    Wednesday: Showers. High near 64. Breezy. Chance of precipitation is 90%.

    High: 64 °F

    Showers and
    Breezy then
    Showers
    Likely

Detailed Forecast

Today
Showers and thunderstorms likely before 2pm, then a slight chance of showers between 2pm and 4pm. Cloudy, with a temperature rising to near 65 by 11am, then falling to around 52 during the remainder of the day. South southwest wind 13 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 37. West northwest wind 6 to 11 mph becoming light west after midnight. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 61. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 15 mph.
Sunday Night
Clear, with a low around 45. South southwest wind 6 to 8 mph, with gusts as high as 16 mph.
Monday
Sunny, with a high near 72. South southwest wind 7 to 14 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 59. South southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 75. South southwest wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm. Low around 54. Breezy. Chance of precipitation is 90%.
Wednesday
Showers. High near 64. Breezy. Chance of precipitation is 90%.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 37.
Friday
Mostly cloudy, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Effingham IL
 39.12°N 88.55°W (Elev. 581 ft)
Last Update:
9:36 am CST Mar 7, 2026
Forecast Valid:
9am CST Mar 7, 2026-6pm CDT Mar 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation