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

47°F

8°C

Humidity 98%
Wind Speed E 3 mph
Barometer 30.01 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 27 Dec 5:55 am CST
Extended Forecast for

Sigel IL

Dense Fog Advisory until December 27, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until December 27, 10:00am

    NOW until 10:00am Sat

    Dense Fog Advisory

  • Today

    High: 57 °F

    Patchy Dense
    Fog then
    Mostly Cloudy

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 3am. Cloudy, with a temperature rising to around 62 by 3am. South wind around 11 mph, with gusts as high as 22 mph.

    Low: 55 °F⇑

    Cloudy then
    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after noon. High near 68. South wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers likely before midnight. Mostly cloudy, with a low around 18. Wind chill values between 4 and 14. Blustery, with a west northwest wind 18 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 18 °F

    Showers
    Likely and
    Breezy then
    Mostly Cloudy
    and Blustery

  • Monday

    Monday: Partly sunny, with a high near 24. Blustery, with a west northwest wind 20 to 25 mph, with gusts as high as 41 mph.

    High: 24 °F

    Partly Sunny
    and Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14. West northwest wind 11 to 17 mph, with gusts as high as 30 mph.

    Low: 14 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 28. West northwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 28 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Today
Patchy dense fog before 9am. Otherwise, mostly cloudy, with a high near 57. Southeast wind 5 to 10 mph, with gusts as high as 18 mph.
Tonight
A 30 percent chance of showers, mainly after 3am. Cloudy, with a temperature rising to around 62 by 3am. South wind around 11 mph, with gusts as high as 22 mph.
Sunday
Showers, mainly after noon. High near 68. South wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers likely before midnight. Mostly cloudy, with a low around 18. Wind chill values between 4 and 14. Blustery, with a west northwest wind 18 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Partly sunny, with a high near 24. Blustery, with a west northwest wind 20 to 25 mph, with gusts as high as 41 mph.
Monday Night
Partly cloudy, with a low around 14. West northwest wind 11 to 17 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 28. West northwest wind 7 to 10 mph, with gusts as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 20.
New Year's Day
Mostly sunny, with a high near 28.
Thursday Night
Mostly clear, with a low around 11.
Friday
Mostly sunny, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sigel IL
 39.23°N 88.49°W (Elev. 623 ft)
Last Update:
3:16 am CST Dec 27, 2025
Forecast Valid:
6am CST Dec 27, 2025-6pm CST Jan 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation