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

46°F

8°C

Humidity 80%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 18 Nov 5:15 am CST
Extended Forecast for

4 Miles ENE Altamont IL

  • Overnight

    Overnight: A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 44. Southeast wind around 10 mph, with gusts as high as 18 mph.

    Low: 44 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of rain and thunderstorms, mainly before 4pm. Mostly cloudy, with a high near 60. Southeast wind 5 to 10 mph becoming light and variable in the afternoon. Winds could gust as high as 17 mph.

    High: 60 °F

    Chance
    T-storms then
    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. Light north northeast wind.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57. Light and variable wind.

    High: 57 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely, mainly after noon. Cloudy, with a high near 59. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely. Cloudy, with a low around 47. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.

    High: 56 °F

    Rain Likely

  • Friday Night

    Friday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Overnight
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 44. Southeast wind around 10 mph, with gusts as high as 18 mph.
Tuesday
A 50 percent chance of rain and thunderstorms, mainly before 4pm. Mostly cloudy, with a high near 60. Southeast wind 5 to 10 mph becoming light and variable in the afternoon. Winds could gust as high as 17 mph.
Tuesday Night
Mostly cloudy, with a low around 44. Light north northeast wind.
Wednesday
Mostly cloudy, with a high near 57. Light and variable wind.
Wednesday Night
Mostly cloudy, with a low around 44. Calm wind.
Thursday
Rain likely, mainly after noon. Cloudy, with a high near 59. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain likely. Cloudy, with a low around 47. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 38.
Monday
Partly sunny, with a high near 58.
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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:
3:16 am CST Nov 18, 2025
Forecast Valid:
5am CST Nov 18, 2025-6pm CST Nov 24, 2025
 
Forecast Discussion
 
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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