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Hazardous Weather Conditions
Current conditions at
Effingham, Effingham County Memorial Airport (K1H2)
Lat: 39.07°NLon: 88.53°WElev: 587ft.
Overcast
73°F
23°C
| Humidity | 77% |
| Wind Speed | W 5 mph |
| Barometer | 30.04 in |
| Dewpoint | 65°F (18°C) |
| Visibility | 10.00 mi |
| Last update | 20 Jun 8:35 am CDT |
Extended Forecast for
5 Miles S Altamont IL
Flood Watch June 21, 07:00am until June 22, 01:00am
Today

High: 82 °F
Mostly Sunny
Tonight

Low: 63 °F
Partly Cloudy
Sunday
High: 80 °F
Heavy Rain
Sunday Night

Low: 64 °F
Showers
Monday

High: 76 °F
Partly Sunny
Monday Night

Low: 58 °F
Partly Cloudy
Tuesday

High: 79 °F
Sunny
Tuesday Night

Low: 60 °F
Mostly Clear
Wednesday

High: 80 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 82. Calm wind becoming west northwest around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 63. Light and variable wind.
Sunday
Showers and thunderstorms, mainly after noon. Some of the storms could produce heavy rainfall. High near 80. East southeast wind 6 to 15 mph becoming south in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 64. South southwest wind 10 to 15 mph becoming west northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday
Partly sunny, with a high near 76. North wind around 11 mph, with gusts as high as 16 mph.
Monday Night
Partly cloudy, with a low around 58. North wind 3 to 8 mph.
Tuesday
Sunny, with a high near 79. North northeast wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 60.
Friday
A chance of showers. Mostly sunny, with a high near 80.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles S Altamont IL
38.97°N 88.73°W (Elev. 571 ft)
38.97°N 88.73°W (Elev. 571 ft)
8:36 am CDT Jun 20, 2026
8am CDT Jun 20, 2026-6pm CDT Jun 26, 2026



