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Current conditions at
Effingham, Effingham County Memorial Airport (K1H2)
Lat: 39.07°NLon: 88.53°WElev: 587ft.
Fair
60°F
16°C
| Humidity | 90% |
| Wind Speed | Calm |
| Barometer | 30.00 in |
| Dewpoint | 57°F (14°C) |
| Visibility | 10.00 mi |
| Last update | 12 Oct 5:15 am CDT |
Extended Forecast for
Altamont IL
Columbus Day
High: 90 °F
Sunny
Tonight
Low: 68 °F
Clear
Tuesday
High: 93 °F
Sunny
Tuesday Night
Low: 70 °F
Mostly Clear
then Chance
T-stormsWednesday
High: 82 °F
Showers
Wednesday Night
Low: 63 °F
Showers
LikelyThursday
High: 79 °F
Showers
Thursday Night
Low: 51 °F
Chance
T-stormsFriday
High: 62 °F
Mostly Sunny
and Breezy
Detailed Forecast
Columbus Day
Sunny, with a high near 90. Southwest wind 5 to 11 mph, with gusts as high as 17 mph.
Tonight
Clear, with a low around 68. South southwest wind 6 to 8 mph, with gusts as high as 17 mph.
Tuesday
Sunny, with a high near 93. Southwest wind 7 to 10 mph, with gusts as high as 16 mph.
Tuesday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 70. South southwest wind 3 to 6 mph. Chance of precipitation is 40%.
Wednesday
Showers and possibly a thunderstorm. High near 82. West wind 3 to 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 63. Light east northeast wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers, with thunderstorms also possible after 1pm. High near 79. East wind 5 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 62. Breezy.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 60.
Saturday Night
Clear, with a low around 35.
Sunday
Sunny, with a high near 67.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Altamont IL
39.06°N 88.76°W (Elev. 636 ft)
39.06°N 88.76°W (Elev. 636 ft)
4:36 am CDT Oct 12, 2026
5am CDT Oct 12, 2026-6pm CDT Oct 18, 2026
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