Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
Fair
41°F
5°C
| Humidity | 86% |
| Wind Speed | NE 3 mph |
| Barometer | 30.14 in (1021.0 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 9 Jan 9:53 pm CST |
Extended Forecast for
4 Miles SE Janesville IL
Tonight

Low: 39 °F
Mostly Cloudy
Saturday

High: 43 °F
Chance Rain
Saturday Night

Low: 23 °F
Partly Cloudy
Sunday
High: 34 °F
Mostly Sunny
and Breezy
then Mostly
SunnySunday Night

Low: 23 °F
Mostly Clear
Monday

High: 45 °F
Sunny
Monday Night

Low: 31 °F
Mostly Clear
Tuesday

High: 51 °F
Partly Sunny
Tuesday Night

Low: 34 °F
Mostly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 39. East northeast wind around 5 mph becoming light and variable after midnight.
Saturday
A chance of rain before noon, then a slight chance of showers after 3pm. Cloudy through mid morning, then gradual clearing, with a high near 43. Light northwest wind becoming west northwest 13 to 18 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 23. West northwest wind 10 to 18 mph, with gusts as high as 31 mph.
Sunday
Mostly sunny, with a high near 34. Breezy, with a northwest wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
Mostly clear, with a low around 23. West wind 5 to 9 mph becoming south southwest after midnight. Winds could gust as high as 16 mph.
Monday
Sunny, with a high near 45. Southwest wind 8 to 14 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 31. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 31.
Thursday Night
Mostly cloudy, with a low around 22.
Friday
Mostly cloudy, with a high near 37.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles SE Janesville IL
39.33°N 88.2°W (Elev. 614 ft)
39.33°N 88.2°W (Elev. 614 ft)
9:37 pm CST Jan 9, 2026
10pm CST Jan 9, 2026-6pm CST Jan 16, 2026


