Hazardous Weather Conditions
Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
A Few Clouds
78°F
26°C
| Humidity | 42% |
| Wind Speed | S 14 G 24 mph |
| Barometer | 29.88 in (1011.3 mb) |
| Dewpoint | 53°F (12°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 23 Apr 1:53 pm CDT |
Extended Forecast for
Mattoon/Charleston, Coles County Memorial Airport IL
This Afternoon

High: 79 °F
Mostly Sunny
and BreezyTonight
Low: 61 °F
Partly Cloudy
then Chance
T-stormsFriday

High: 73 °F
Showers
Friday Night

Low: 51 °F
Partly Cloudy
Saturday

High: 74 °F
Sunny
Saturday Night

Low: 50 °F
Partly Cloudy
Sunday

High: 73 °F
Partly Sunny
Sunday Night
Low: 58 °F
Mostly Cloudy
then Chance
ShowersMonday
High: 75 °F
Chance
Showers then
T-storms
Likely and
Breezy
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 79. Breezy, with a south wind 18 to 20 mph, with gusts as high as 30 mph.
Tonight
A 40 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 61. South wind 11 to 14 mph, with gusts as high as 24 mph.
Friday
Showers and thunderstorms, mainly before noon, then showers likely and possibly a thunderstorm after 1pm. High near 73. South wind 11 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Partly cloudy, with a low around 51. West wind around 7 mph becoming north after midnight.
Saturday
Sunny, with a high near 74. Northeast wind 7 to 9 mph, with gusts as high as 16 mph.
Saturday Night
Partly cloudy, with a low around 50. Northeast wind around 8 mph, with gusts as high as 15 mph.
Sunday
Partly sunny, with a high near 73. East wind around 10 mph, with gusts as high as 17 mph.
Sunday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 58.
Monday
A chance of showers, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 75. Breezy. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 67.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Mattoon/Charleston, Coles County Memorial Airport IL
39.46°N 88.28°W (Elev. 679 ft)
39.46°N 88.28°W (Elev. 679 ft)
1:26 pm CDT Apr 23, 2026
2pm CDT Apr 23, 2026-6pm CDT Apr 29, 2026



