Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
Fair
42°F
6°C
| Humidity | 82% |
| Wind Speed | Calm |
| Barometer | 30.05 in (1017.9 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 19 Mar 1:53 am CDT |
Extended Forecast for
Lerna IL
Overnight

Low: 38 °F
Mostly Cloudy
Thursday

High: 69 °F
Becoming
SunnyThursday Night

Low: 49 °F
Partly Cloudy
Friday

High: 75 °F
Mostly Sunny
Friday Night

Low: 46 °F
Mostly Cloudy
Saturday

High: 74 °F
Sunny
Saturday Night

Low: 55 °F
Mostly Clear
Sunday
High: 79 °F
Sunny then
Partly Sunny
and BreezySunday Night

Low: 36 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 38. Light south southeast wind.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 69. South southeast wind 5 to 7 mph.
Thursday Night
Partly cloudy, with a low around 49. South wind 6 to 9 mph, with gusts as high as 17 mph.
Friday
Mostly sunny, with a high near 75. South southwest wind 9 to 14 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Friday Night
Mostly cloudy, with a low around 46. West northwest wind around 7 mph becoming north northeast after midnight.
Saturday
Sunny, with a high near 74. Northeast wind around 6 mph becoming south southwest in the morning.
Saturday Night
Mostly clear, with a low around 55. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 79. Breezy.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Mostly cloudy, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 63.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Lerna IL
39.42°N 88.28°W (Elev. 741 ft)
39.42°N 88.28°W (Elev. 741 ft)
1:56 am CDT Mar 19, 2026
1am CDT Mar 19, 2026-6pm CDT Mar 25, 2026


