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.

Overcast

40°F

4°C

Humidity 55%
Wind Speed NE 12 mph
Barometer 30.44 in (1031.4 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 7 Apr 12:53 pm CDT
Extended Forecast for

Mattoon IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 48. East wind around 11 mph, with gusts as high as 16 mph.

    High: 48 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. East wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 68. South wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 68 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 73. Southwest wind around 15 mph, with gusts as high as 26 mph.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 55. South wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 55 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 67. South southwest wind around 11 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 48. East wind around 11 mph, with gusts as high as 16 mph.
Tonight
Mostly cloudy, with a low around 37. East wind 7 to 10 mph, with gusts as high as 21 mph.
Wednesday
Partly sunny, with a high near 68. South wind 10 to 17 mph, with gusts as high as 28 mph.
Wednesday Night
Partly cloudy, with a low around 52. South wind around 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 73. Southwest wind around 15 mph, with gusts as high as 26 mph.
Thursday Night
Mostly cloudy, with a low around 55. South wind 9 to 13 mph, with gusts as high as 21 mph.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 67. South southwest wind around 11 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Friday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 79.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 64.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mattoon IL
 39.49°N 88.39°W (Elev. 732 ft)
Last Update:
1:15 pm CDT Apr 7, 2026
Forecast Valid:
1pm CDT Apr 7, 2026-6pm CDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation