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

34°F

1°C

Humidity 100%
Wind Speed Calm
Barometer 30.35 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 4 Nov 5:35 am CST
Extended Forecast for

5 Miles SE Altamont IL

  • Today

    Today: Mostly sunny, with a high near 65. Light southeast wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 50. Southwest wind 10 to 13 mph, with gusts as high as 24 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. Southwest wind 9 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 62. Light east wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 49. Southeast wind 8 to 11 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.

    Low: 49 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: A 50 percent chance of rain before noon. Partly sunny, with a high near 67. South southwest wind 8 to 14 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 67 °F

    Chance Rain
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 65. Light southeast wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Tonight
Mostly clear, with a low around 50. Southwest wind 10 to 13 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 70. Southwest wind 9 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 35. North northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 62. Light east wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 49. Southeast wind 8 to 11 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.
Friday
A 50 percent chance of rain before noon. Partly sunny, with a high near 67. South southwest wind 8 to 14 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 40.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 47.
Sunday Night
Mostly clear, with a low around 26.
Monday
Sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Altamont IL
 39.01°N 88.67°W (Elev. 551 ft)
Last Update:
5:36 am CST Nov 4, 2025
Forecast Valid:
5am CST Nov 4, 2025-6pm CST Nov 10, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation