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.

Fog/Mist

32°F

0°C

Humidity 100%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 32°F (0°C)
Visibility 5.00 mi
Last update 16 Feb 6:15 am CST
Extended Forecast for

Effingham IL

Dense Fog Advisory February 16, 06:39am until February 16, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory February 16, 06:39am until February 16, 09:00am

    NOW until 9:00am Mon

    Dense Fog Advisory

  • Washington's Birthday

    High: 58 °F

    Areas Dense
    Fog then
    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. South wind around 7 mph, with gusts as high as 15 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy, with a high near 59. South wind 7 to 15 mph, with gusts as high as 26 mph.

    High: 59 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 55. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 31 mph.

    Low: 55 °F

    Cloudy then
    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 69. West southwest wind 8 to 18 mph, with gusts as high as 29 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. Southwest wind around 6 mph becoming south southeast after midnight.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of rain and thunderstorms after noon. Mostly sunny, with a high near 67. South wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 67 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of rain and thunderstorms before midnight. Partly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Washington's Birthday
Areas of dense fog before 10am. Otherwise, mostly cloudy, with a high near 58. Light south wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Tonight
Mostly cloudy, with a low around 41. South wind around 7 mph, with gusts as high as 15 mph.
Tuesday
Cloudy, with a high near 59. South wind 7 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 55. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 31 mph.
Wednesday
Sunny, with a high near 69. West southwest wind 8 to 18 mph, with gusts as high as 29 mph.
Wednesday Night
Partly cloudy, with a low around 45. Southwest wind around 6 mph becoming south southeast after midnight.
Thursday
A 50 percent chance of rain and thunderstorms after noon. Mostly sunny, with a high near 67. South wind 6 to 13 mph, with gusts as high as 21 mph.
Thursday Night
A 40 percent chance of rain and thunderstorms before midnight. Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 50.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Effingham IL
 39.12°N 88.55°W (Elev. 581 ft)
Last Update:
6:36 am CST Feb 16, 2026
Forecast Valid:
6am CST Feb 16, 2026-6pm CST Feb 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation