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.

Fair

62°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 13 Jun 5:15 am CDT
Extended Forecast for

Effingham IL

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 84. Light south southeast wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 17 mph.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then a chance of showers. Low around 66. South southeast wind 5 to 8 mph becoming southwest after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Showers

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 74. Northwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 74 °F

    Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54. Northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 16 mph.

    Low: 54 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. Light southwest wind.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Southwest wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 82. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 84. Light south southeast wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 17 mph.
Tonight
Showers and thunderstorms before 4am, then a chance of showers. Low around 66. South southeast wind 5 to 8 mph becoming southwest after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 74. Northwest wind 10 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 54. Northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 16 mph.
Monday
Mostly sunny, with a high near 75. Calm wind becoming west northwest around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 56. Light southwest wind.
Tuesday
Sunny, with a high near 78. Southwest wind 5 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 60.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 82. Chance of precipitation is 40%.
Wednesday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 68. Breezy. Chance of precipitation is 80%.
Thursday
A chance of showers. Partly sunny, with a high near 81.
Thursday Night
A chance of showers. Partly cloudy, with a low around 61.
Juneteenth
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Effingham IL
 39.12°N 88.55°W (Elev. 581 ft)
Last Update:
1:26 am CDT Jun 13, 2026
Forecast Valid:
5am CDT Jun 13, 2026-6pm CDT Jun 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation