National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Overcast

48°F

9°C

Humidity 86%
Wind Speed SE 12 mph
Barometer 29.87 in (1011.7 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 18 Nov 10:53 am CST
Extended Forecast for

Charleston IL

  • Today

    Today: A chance of rain and thunderstorms between 1pm and 5pm, then a slight chance of rain. Mostly cloudy, with a high near 53. South southeast wind 5 to 10 mph becoming north northeast in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 40%.

    High: 53 °F

    Chance Rain

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Northeast wind 3 to 6 mph.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 55. Northeast wind around 6 mph becoming calm in the morning.

    High: 55 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 50 percent chance of rain. Cloudy, with a high near 58. Calm wind becoming south 5 to 7 mph in the morning.

    High: 58 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely. Mostly cloudy, with a low around 46. South wind around 6 mph becoming north after midnight. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 55. North northeast wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Rain Likely

  • Friday Night

    Friday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of rain and thunderstorms between 1pm and 5pm, then a slight chance of rain. Mostly cloudy, with a high near 53. South southeast wind 5 to 10 mph becoming north northeast in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 40%.
Tonight
Mostly cloudy, with a low around 42. Northeast wind 3 to 6 mph.
Wednesday
Cloudy, with a high near 55. Northeast wind around 6 mph becoming calm in the morning.
Wednesday Night
Mostly cloudy, with a low around 42. Calm wind.
Thursday
A 50 percent chance of rain. Cloudy, with a high near 58. Calm wind becoming south 5 to 7 mph in the morning.
Thursday Night
Rain likely. Mostly cloudy, with a low around 46. South wind around 6 mph becoming north after midnight. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely. Mostly cloudy, with a high near 55. North northeast wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 37.
Monday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charleston IL
 39.5°N 88.19°W (Elev. 650 ft)
Last Update:
9:36 am CST Nov 18, 2025
Forecast Valid:
11am CST Nov 18, 2025-6pm CST Nov 24, 2025
 
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