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

80°F

27°C

Humidity 35%
Wind Speed E 14 G 24 mph
Barometer 30.11 in (1019.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 25 May 1:53 pm CDT
Extended Forecast for

5 Miles NNE Charleston IL

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 79. East wind around 8 mph.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. East wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 79. East southeast wind 3 to 7 mph.

    High: 79 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 63. East southeast wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. Light east wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. Calm wind becoming north northeast around 5 mph after midnight.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Northeast wind 7 to 10 mph, with gusts as high as 16 mph.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

Detailed Forecast

Memorial Day
Mostly sunny, with a high near 79. East wind around 8 mph.
Tonight
Mostly cloudy, with a low around 58. East wind around 5 mph becoming calm in the evening.
Tuesday
Mostly cloudy, with a high near 79. East southeast wind 3 to 7 mph.
Tuesday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 63. East southeast wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. Light east wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 61. Calm wind becoming north northeast around 5 mph after midnight.
Thursday
Mostly sunny, with a high near 81. Northeast wind 7 to 10 mph, with gusts as high as 16 mph.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Partly sunny, with a high near 76.
Friday Night
Mostly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Charleston IL
 39.55°N 88.13°W (Elev. 669 ft)
Last Update:
1:36 pm CDT May 25, 2026
Forecast Valid:
2pm CDT May 25, 2026-6pm CDT May 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation