National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

34°F

1°C

Humidity 67%
Wind Speed S 13 mph
Barometer 29.88 in (1012.5 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 5 Jan 7:53 am CST
Extended Forecast for

Mattoon/Charleston, Coles County Memorial Airport IL

  • Today

    Today: Mostly sunny, with a high near 50. South southwest wind 8 to 10 mph, with gusts as high as 17 mph.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. South wind 7 to 14 mph, with gusts as high as 23 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 56. South southwest wind 9 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34. West northwest wind 3 to 7 mph.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 54. Light and variable wind becoming south 5 to 8 mph in the morning.

    High: 54 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. South wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Rain likely, mainly after noon. Mostly cloudy, with a high near 58. South wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Chance Rain
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain. Low around 49. Chance of precipitation is 80%.

    Low: 49 °F

    Rain

  • Friday

    Friday: Rain likely, mainly after noon. Partly sunny, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Rain Likely

Detailed Forecast

Today
Mostly sunny, with a high near 50. South southwest wind 8 to 10 mph, with gusts as high as 17 mph.
Tonight
Mostly cloudy, with a low around 41. South wind 7 to 14 mph, with gusts as high as 23 mph.
Tuesday
Partly sunny, with a high near 56. South southwest wind 9 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph.
Tuesday Night
Partly cloudy, with a low around 34. West northwest wind 3 to 7 mph.
Wednesday
Sunny, with a high near 54. Light and variable wind becoming south 5 to 8 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 42. South wind 7 to 10 mph, with gusts as high as 18 mph.
Thursday
Rain likely, mainly after noon. Mostly cloudy, with a high near 58. South wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 49. Chance of precipitation is 80%.
Friday
Rain likely, mainly after noon. Partly sunny, with a high near 59. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 33.
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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)
Last Update:
3:24 am CST Jan 5, 2026
Forecast Valid:
8am CST Jan 5, 2026-6pm CST Jan 11, 2026
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation