Hazardous Weather Conditions
Current conditions at
Effingham, Effingham County Memorial Airport (K1H2)
Lat: 39.07°NLon: 88.53°WElev: 587ft.
Overcast
68°F
20°C
| Humidity | 100% |
| Wind Speed | W 5 mph |
| Barometer | 29.67 in |
| Dewpoint | 68°F (20°C) |
| Visibility | 7.00 mi |
| Last update | 1 Aug 9:15 pm CDT |
Extended Forecast for
4 Miles ENE Altamont IL
Tonight

Low: 65 °F
Showers
LikelySunday

High: 78 °F
Chance
ShowersSunday Night

Low: 63 °F
Decreasing
CloudsMonday

High: 81 °F
Mostly Sunny
Monday Night

Low: 63 °F
Mostly Clear
Tuesday

High: 82 °F
Sunny
Tuesday Night

Low: 64 °F
Mostly Clear
Wednesday

High: 84 °F
Sunny
Wednesday Night
Low: 66 °F
Partly Cloudy
then Chance
T-storms
Detailed Forecast
Tonight
Showers likely and possibly a thunderstorm. Cloudy, with a low around 65. Light northwest wind becoming north 8 to 13 mph after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 78. North wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 63. North wind 5 to 11 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 81. North northeast wind 5 to 7 mph.
Monday Night
Mostly clear, with a low around 63. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 82. Calm wind.
Tuesday Night
Mostly clear, with a low around 64. Calm wind.
Wednesday
Sunny, with a high near 84.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66.
Thursday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 68.
Friday
A chance of showers. Mostly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 69.
Saturday
Mostly sunny, with a high near 88.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles ENE Altamont IL
39.08°N 88.67°W (Elev. 577 ft)
39.08°N 88.67°W (Elev. 577 ft)
8:36 pm CDT Aug 1, 2026
9pm CDT Aug 1, 2026-6pm CDT Aug 8, 2026



