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.

Fair

51°F

11°C

Humidity 34%
Wind Speed NW 10 mph
Barometer 30.04 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 16 Nov 10:55 am CST
Extended Forecast for

4 Miles SSE Altamont IL

  • Today

    Today: Sunny, with a high near 56. Northwest wind 6 to 11 mph, with gusts as high as 17 mph.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 30. Northwest wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 56. Calm wind becoming southeast 5 to 7 mph in the morning.

    High: 56 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 43. Southeast wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain Likely

  • Tuesday

    Tuesday: A 50 percent chance of rain. Mostly cloudy, with a high near 63. South southeast wind 6 to 9 mph, with gusts as high as 15 mph.

    High: 63 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 49. Southeast wind around 6 mph becoming light and variable in the evening.

    Low: 49 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain after noon. Mostly cloudy, with a high near 64. West wind 3 to 6 mph.

    High: 64 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Thursday

    Thursday: Rain. High near 64. Chance of precipitation is 80%.

    High: 64 °F

    Rain

Detailed Forecast

Today
Sunny, with a high near 56. Northwest wind 6 to 11 mph, with gusts as high as 17 mph.
Tonight
Mostly clear, with a low around 30. Northwest wind around 5 mph becoming calm in the evening.
Monday
Increasing clouds, with a high near 56. Calm wind becoming southeast 5 to 7 mph in the morning.
Monday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 43. Southeast wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 63. South southeast wind 6 to 9 mph, with gusts as high as 15 mph.
Tuesday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 49. Southeast wind around 6 mph becoming light and variable in the evening.
Wednesday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 64. West wind 3 to 6 mph.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 49.
Thursday
Rain. High near 64. Chance of precipitation is 80%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.
Friday
Rain likely. Partly sunny, with a high near 64.
Friday Night
A chance of rain. Mostly cloudy, with a low around 40.
Saturday
Partly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Altamont IL
 39.01°N 88.7°W (Elev. 574 ft)
Last Update:
10:41 am CST Nov 16, 2025
Forecast Valid:
11am CST Nov 16, 2025-6pm CST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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