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.

Mostly Cloudy

65°F

18°C

Humidity 68%
Wind Speed S 5 mph
Barometer 29.94 in (1013.4 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 15 Jun 9:53 pm CDT
Extended Forecast for

5 Miles WNW Arcola IL

  • Tonight

    Tonight: Mostly clear, with a low around 55. South southwest wind 5 to 7 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Showers and thunderstorms, mainly before 2pm. High near 75. South southwest wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 54. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

    Low: 54 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Breezy, with a south southeast wind 6 to 11 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Mostly Sunny
    then Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 1am. Low around 66. Breezy, with a southwest wind 15 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 66 °F

    T-storms and
    Breezy then
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 75. West wind 11 to 15 mph, with gusts as high as 22 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. West northwest wind 5 to 8 mph.

    Low: 56 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 55. South southwest wind 5 to 7 mph.
Tuesday
Showers and thunderstorms, mainly before 2pm. High near 75. South southwest wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 54. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Wednesday
Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Breezy, with a south southeast wind 6 to 11 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 1am. Low around 66. Breezy, with a southwest wind 15 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday
Mostly sunny, with a high near 75. West wind 11 to 15 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 56. West northwest wind 5 to 8 mph.
Juneteenth
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 57.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
A chance of showers. Partly cloudy, with a low around 61.
Sunday
A chance of showers. Partly sunny, with a high near 81.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64.
Monday
A chance of showers. Partly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Arcola IL
 39.71°N 88.37°W (Elev. 650 ft)
Last Update:
9:01 pm CDT Jun 15, 2026
Forecast Valid:
10pm CDT Jun 15, 2026-6pm CDT Jun 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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