Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

A Few Clouds

82°F

28°C

Humidity 79%
Wind Speed SE 7 mph
Barometer 30.10 in (1018.4 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 15 Aug 12:53 pm CDT
Extended Forecast for

2 Miles W Mattoon IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms before 2pm.  Mostly cloudy, with a high near 87. South southwest wind around 7 mph.

    High: 87 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 74. Calm wind becoming southwest around 6 mph after midnight.

    Low: 74 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 89. Heat index values as high as 100. West northwest wind 6 to 9 mph, with gusts as high as 15 mph.  Chance of precipitation is 40%.

    High: 89 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms, mainly between 9pm and 10pm.  Partly cloudy, with a low around 69. North northwest wind 5 to 7 mph.

    Low: 69 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 83. North wind around 7 mph.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. Light and variable wind.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 85. Light and variable wind.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Clear
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 2pm. Mostly cloudy, with a high near 87. South southwest wind around 7 mph.
Tonight
Partly cloudy, with a low around 74. Calm wind becoming southwest around 6 mph after midnight.
Sunday
A chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 89. Heat index values as high as 100. West northwest wind 6 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 40%.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly between 9pm and 10pm. Partly cloudy, with a low around 69. North northwest wind 5 to 7 mph.
Monday
Mostly sunny, with a high near 83. North wind around 7 mph.
Monday Night
Partly cloudy, with a low around 63. Light and variable wind.
Tuesday
Sunny, with a high near 85. Light and variable wind.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.
Wednesday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Mattoon IL
 39.49°N 88.42°W (Elev. 732 ft)
12:36 pm CDT Aug 15, 2026
1pm CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database