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 and Breezy

44°F

7°C

Humidity 89%
Wind Speed W 21 mph
Barometer 30.00 in (1016.1 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 7 Mar 7:53 pm CST
Extended Forecast for

4 Miles SE Arthur IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. West northwest wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 62. Southwest wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 42. South southwest wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 73. South southwest wind 11 to 18 mph, with gusts as high as 28 mph.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 77. Breezy, with a south southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 77 °F

    Mostly Cloudy
    then Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 55. Breezy, with a south southwest wind 18 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 55 °F

    Showers and
    Breezy

  • Wednesday

    Wednesday: Showers. High near 66. Breezy. Chance of precipitation is 100%.

    High: 66 °F

    Breezy.
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before midnight. Partly cloudy, with a low around 30. Blustery.

    Low: 30 °F

    Chance Rain
    then Mostly
    Clear and
    Blustery

Detailed Forecast

Tonight
Mostly cloudy, with a low around 36. West northwest wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 62. Southwest wind 6 to 15 mph, with gusts as high as 23 mph.
Sunday Night
Clear, with a low around 42. South southwest wind 10 to 13 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 73. South southwest wind 11 to 18 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 57. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 77. Breezy, with a south southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.
Tuesday Night
Showers and possibly a thunderstorm. Low around 55. Breezy, with a south southwest wind 18 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers. High near 66. Breezy. Chance of precipitation is 100%.
Wednesday Night
A 30 percent chance of rain before midnight. Partly cloudy, with a low around 30. Blustery.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Mostly cloudy, with a high near 61. Breezy.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Mostly cloudy, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Arthur IL
 39.67°N 88.41°W (Elev. 650 ft)
Last Update:
8:36 pm CST Mar 7, 2026
Forecast Valid:
8pm CST Mar 7, 2026-6pm CDT Mar 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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