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.

Light Rain

60°F

16°C

Humidity 100%
Wind Speed S 8 mph
Barometer 29.75 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 11 Mar 8:35 am CDT
Extended Forecast for

5 Miles S Altamont IL

  • Today

    Today: Showers and thunderstorms before 1pm, then a chance of showers. Temperature falling to around 43 by 5pm. Breezy, with a southwest wind 15 to 21 mph becoming northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 63 °F⇓

    Showers then
    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 29. Blustery, with a north northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 30 mph.

    Low: 29 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 51. Light west northwest wind becoming west southwest 5 to 9 mph in the morning. Winds could gust as high as 15 mph.

    High: 51 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41. Breezy, with a south wind 9 to 14 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 31 mph.

    Low: 41 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 59. Breezy, with a west wind 15 to 21 mph, with gusts as high as 29 mph.

    High: 59 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34. Northwest wind 5 to 7 mph becoming east northeast after midnight.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 58. Southeast wind 7 to 11 mph, with gusts as high as 17 mph.

    High: 58 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers, mainly after 1pm. High near 63. Breezy. Chance of precipitation is 80%.

    High: 63 °F

    Breezy.
    Chance
    Showers then
    Showers

Detailed Forecast

Today
Showers and thunderstorms before 1pm, then a chance of showers. Temperature falling to around 43 by 5pm. Breezy, with a southwest wind 15 to 21 mph becoming northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 29. Blustery, with a north northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 30 mph.
Thursday
Sunny, with a high near 51. Light west northwest wind becoming west southwest 5 to 9 mph in the morning. Winds could gust as high as 15 mph.
Thursday Night
Mostly cloudy, with a low around 41. Breezy, with a south wind 9 to 14 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 31 mph.
Friday
Partly sunny, with a high near 59. Breezy, with a west wind 15 to 21 mph, with gusts as high as 29 mph.
Friday Night
Mostly cloudy, with a low around 34. Northwest wind 5 to 7 mph becoming east northeast after midnight.
Saturday
Partly sunny, with a high near 58. Southeast wind 7 to 11 mph, with gusts as high as 17 mph.
Saturday Night
Mostly cloudy, with a low around 49.
Sunday
Showers, mainly after 1pm. High near 63. Breezy. Chance of precipitation is 80%.
Sunday Night
A 50 percent chance of showers before 1am. Mostly cloudy, with a low around 24. Blustery.
Monday
Sunny, with a high near 34. Breezy.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Partly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Altamont IL
 38.97°N 88.73°W (Elev. 571 ft)
Last Update:
7:56 am CDT Mar 11, 2026
Forecast Valid:
8am CDT Mar 11, 2026-6pm CDT Mar 17, 2026
 
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