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

64°F

18°C

Humidity 96%
Wind Speed SE 8 mph
Barometer 30.06 in (1017.4 mb)
Dewpoint 63°F (17°C)
Visibility 7.00 mi
Last update 25 Jul 7:53 am CDT
Extended Forecast for

5 Miles NNE Charleston IL

  • Today

    Today: A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 2pm. Mostly cloudy, with a high near 78. South wind 6 to 8 mph. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 69. South southeast wind 3 to 5 mph.

    Low: 69 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 89. Light and variable wind becoming southwest around 6 mph in the morning.

    High: 89 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73. Calm wind becoming south around 6 mph after midnight.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 95. South southwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 95 °F

    Hot

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 74. Southwest wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 90. North wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 90 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 2pm. Mostly cloudy, with a high near 78. South wind 6 to 8 mph. Chance of precipitation is 50%.
Tonight
Mostly cloudy, with a low around 69. South southeast wind 3 to 5 mph.
Sunday
Mostly cloudy, with a high near 89. Light and variable wind becoming southwest around 6 mph in the morning.
Sunday Night
Partly cloudy, with a low around 73. Calm wind becoming south around 6 mph after midnight.
Monday
Mostly sunny and hot, with a high near 95. South southwest wind 7 to 13 mph, with gusts as high as 22 mph.
Monday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 74. Southwest wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 90. North wind 8 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 68.
Friday
Sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...
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:
7:36 am CDT Jul 25, 2026
Forecast Valid:
8am CDT Jul 25, 2026-6pm CDT Jul 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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