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

37°F

3°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 37°F (3°C)
Visibility 5.00 mi
Last update 15 Feb 10:55 pm CST
Extended Forecast for

Sigel IL

  • Tonight

    Tonight: Patchy dense fog. Otherwise, partly cloudy, with a low around 37. Light southwest wind.

    Low: 37 °F

    Patchy Dense
    Fog

  • Washington's Birthday

    Washington's Birthday: Areas of dense fog before 10am. Otherwise, partly sunny, with a high near 59. South southwest wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 59 °F

    Areas Dense
    Fog then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. South wind around 7 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy, with a high near 59. South wind 7 to 17 mph, with gusts as high as 26 mph.

    High: 59 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54. Breezy, with a south wind 16 to 22 mph, with gusts as high as 33 mph.

    Low: 54 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 69. Breezy, with a west southwest wind 13 to 21 mph, with gusts as high as 31 mph.

    High: 69 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44. West southwest wind 6 to 9 mph becoming south southeast after midnight. Winds could gust as high as 16 mph.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after noon. Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before midnight. Partly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain
    then Partly
    Cloudy

Detailed Forecast

Tonight
Patchy dense fog. Otherwise, partly cloudy, with a low around 37. Light southwest wind.
Washington's Birthday
Areas of dense fog before 10am. Otherwise, partly sunny, with a high near 59. South southwest wind 5 to 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 40. South wind around 7 mph.
Tuesday
Cloudy, with a high near 59. South wind 7 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly cloudy, with a low around 54. Breezy, with a south wind 16 to 22 mph, with gusts as high as 33 mph.
Wednesday
Sunny, with a high near 69. Breezy, with a west southwest wind 13 to 21 mph, with gusts as high as 31 mph.
Wednesday Night
Partly cloudy, with a low around 44. West southwest wind 6 to 9 mph becoming south southeast after midnight. Winds could gust as high as 16 mph.
Thursday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 67.
Thursday Night
A 30 percent chance of rain before midnight. Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 51.
Friday Night
A chance of rain. Mostly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sigel IL
 39.23°N 88.49°W (Elev. 623 ft)
Last Update:
9:51 pm CST Feb 15, 2026
Forecast Valid:
11pm CST Feb 15, 2026-6pm CST Feb 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation