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

60°F

16°C

Humidity 86%
Wind Speed S 10 mph
Barometer 29.83 in (1009.6 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 15 Nov 12:53 am CST
Extended Forecast for

Mattoon/Charleston, Coles County Memorial Airport IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 56. South southwest wind around 13 mph, with gusts as high as 22 mph.

    Low: 56 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 75. South southwest wind 10 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph.

    High: 75 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Clear, with a low around 38. North northwest wind 9 to 13 mph, with gusts as high as 24 mph.

    Low: 38 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 54. North northwest wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 30. Northwest wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 54. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Rain, mainly after midnight. Low around 41. East southeast wind 6 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Chance Rain
    then Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain before noon. Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 56. South southwest wind around 13 mph, with gusts as high as 22 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 75. South southwest wind 10 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Clear, with a low around 38. North northwest wind 9 to 13 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 54. North northwest wind 6 to 10 mph, with gusts as high as 16 mph.
Sunday Night
Mostly clear, with a low around 30. Northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 54. Calm wind becoming southeast around 6 mph in the afternoon.
Monday Night
Rain, mainly after midnight. Low around 41. East southeast wind 6 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A 30 percent chance of rain before noon. Mostly cloudy, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
A 30 percent chance of rain after noon. Partly sunny, with a high near 57.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Thursday
Rain likely. Mostly cloudy, with a high near 59.
Thursday Night
Rain likely. Mostly cloudy, with a low around 48.
Friday
A chance of rain. Mostly cloudy, with a high near 62.
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Forecast Area
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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:
12:55 am CST Nov 15, 2025
Forecast Valid:
1am CST Nov 15, 2025-6pm CST Nov 21, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation