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.

Fog/Mist

45°F

7°C

Humidity 97%
Wind Speed NE 6 mph
Barometer 30.08 in (1018.7 mb)
Dewpoint 44°F (7°C)
Visibility 1.75 mi
Wind Chill42°F (6°C)
Last update 19 Nov 1:53 am CST
Extended Forecast for

Charleston IL

  • Overnight

    Overnight: Cloudy, with a low around 43. North northeast wind around 6 mph.

    Low: 43 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 54. North northeast wind around 6 mph becoming calm in the afternoon.

    High: 54 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Cloudy

  • Thursday

    Thursday: A 50 percent chance of rain. Cloudy, with a high near 57. Calm wind becoming south 5 to 7 mph in the morning.

    High: 57 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Cloudy, with a low around 48. South wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Chance Rain

  • Friday

    Friday: Rain likely, mainly after noon. Cloudy, with a high near 57. Northeast wind 3 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 42. Northeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain Likely
    then Chance
    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Overnight
Cloudy, with a low around 43. North northeast wind around 6 mph.
Wednesday
Cloudy, with a high near 54. North northeast wind around 6 mph becoming calm in the afternoon.
Wednesday Night
Cloudy, with a low around 41. Calm wind.
Thursday
A 50 percent chance of rain. Cloudy, with a high near 57. Calm wind becoming south 5 to 7 mph in the morning.
Thursday Night
A 50 percent chance of rain. Cloudy, with a low around 48. South wind around 5 mph becoming calm in the evening.
Friday
Rain likely, mainly after noon. Cloudy, with a high near 57. Northeast wind 3 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 42. Northeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 59.
Monday Night
A chance of rain. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain. Mostly cloudy, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charleston IL
 39.48°N 88.19°W (Elev. 650 ft)
Last Update:
1:56 am CST Nov 19, 2025
Forecast Valid:
2am CST Nov 19, 2025-6pm CST Nov 25, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation