Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
Fair
33°F
1°C
| Humidity | 78% |
| Wind Speed | N 6 mph |
| Barometer | 30.06 in (1018.1 mb) |
| Dewpoint | 27°F (-3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 27°F (-3°C) |
| Last update | 28 Feb 6:53 am CST |
Extended Forecast for
Lerna IL
Today
High: 57 °F
Mostly Sunny
then Isolated
ShowersTonight
Low: 27 °F
Isolated
Showers then
Partly CloudySunday

High: 41 °F
Mostly Cloudy
Sunday Night

Low: 27 °F
Snow Likely
Monday

High: 40 °F
Mostly Cloudy
Monday Night
Low: 34 °F
Chance Rain
then Rain
LikelyTuesday

High: 53 °F
Rain
Tuesday Night

Low: 44 °F
Rain
Wednesday

High: 59 °F
Rain Likely
Detailed Forecast
Today
Isolated showers after 5pm. Increasing clouds, with a high near 57. North northeast wind 7 to 13 mph becoming east southeast in the afternoon. Chance of precipitation is 20%.
Tonight
Isolated showers before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 27. East wind 7 to 15 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 41. North northeast wind 10 to 15 mph, with gusts as high as 23 mph.
Sunday Night
Snow likely, mainly after midnight. Cloudy, with a low around 27. Northeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Monday
Mostly cloudy, with a high near 40. East southeast wind 8 to 13 mph, with gusts as high as 21 mph.
Monday Night
Rain likely, mainly after midnight. Cloudy, with a low around 34. Southeast wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain. High near 53. South wind 11 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain. Low around 44. Chance of precipitation is 80%.
Wednesday
Rain likely and possibly a thunderstorm. Cloudy, with a high near 59. Chance of precipitation is 70%.
Wednesday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Thursday
A chance of rain. Mostly cloudy, with a high near 63.
Thursday Night
A chance of rain. Partly cloudy, with a low around 52.
Friday
Rain likely. Cloudy, with a high near 66.
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)
5:56 am CST Feb 28, 2026
7am CST Feb 28, 2026-6pm CST Mar 6, 2026


