National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Fog/Mist

35°F

2°C

Humidity 99%
Wind Speed SE 3 mph
Barometer 29.99 in
Dewpoint 35°F (2°C)
Visibility 4.00 mi
Last update 7 Dec 6:15 am CST
Extended Forecast for

4 Miles ENE Altamont IL

  • Today

    Today: Patchy fog. Otherwise, cloudy, with a high near 37. Light and variable wind becoming north 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 37 °F

    Patchy Fog

  • Tonight

    Tonight: Mostly cloudy, with a low around 20. North wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 32. North wind 5 to 7 mph becoming calm in the morning.

    High: 32 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20. Light south southeast wind becoming south southwest 8 to 13 mph after midnight. Winds could gust as high as 20 mph.

    Low: 20 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 46. South southwest wind around 14 mph, with gusts as high as 21 mph.

    High: 46 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. Southwest wind 13 to 18 mph, with gusts as high as 26 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 46. West northwest wind 9 to 18 mph, with gusts as high as 26 mph.

    High: 46 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of snow. Mostly cloudy, with a high near 33.

    High: 33 °F

    Chance Snow

Detailed Forecast

Today
Patchy fog. Otherwise, cloudy, with a high near 37. Light and variable wind becoming north 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Mostly cloudy, with a low around 20. North wind 7 to 11 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 32. North wind 5 to 7 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 20. Light south southeast wind becoming south southwest 8 to 13 mph after midnight. Winds could gust as high as 20 mph.
Tuesday
Partly sunny, with a high near 46. South southwest wind around 14 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 39. Southwest wind 13 to 18 mph, with gusts as high as 26 mph.
Wednesday
Mostly cloudy, with a high near 46. West northwest wind 9 to 18 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly cloudy, with a low around 25.
Thursday
A 40 percent chance of snow. Mostly cloudy, with a high near 33.
Thursday Night
Mostly cloudy, with a low around 15.
Friday
Mostly sunny, with a high near 23.
Friday Night
Mostly cloudy, with a low around 4.
Saturday
Partly sunny, with a high near 17.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Altamont IL
 39.08°N 88.67°W (Elev. 577 ft)
Last Update:
4:57 am CST Dec 7, 2025
Forecast Valid:
6am CST Dec 7, 2025-6pm CST Dec 13, 2025
 
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