Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

66°F

19°C

Humidity 75%
Wind Speed Vrbl 5 mph
Barometer 30.16 in (1021.1 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 3 Aug 8:53 am CDT
Extended Forecast for

Arthur IL

  • Today

    Today: Sunny, with a high near 80. East northeast wind around 9 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 60. East northeast wind around 7 mph.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 82. East wind around 7 mph.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 64. East wind around 6 mph becoming calm  in the evening.

    Low: 64 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 83. East southeast wind 3 to 6 mph.

    High: 83 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. Light east southeast wind.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. Light southeast wind.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 80. East northeast wind around 9 mph.
Tonight
Partly cloudy, with a low around 60. East northeast wind around 7 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. East wind around 7 mph.
Monday Night
Mostly cloudy, with a low around 64. East wind around 6 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. East southeast wind 3 to 6 mph.
Tuesday Night
Partly cloudy, with a low around 65. Light east southeast wind.
Wednesday
Mostly sunny, with a high near 85. Light southeast wind.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 67.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Arthur IL
 39.71°N 88.46°W (Elev. 663 ft)
7:40 am CDT Aug 3, 2025
9am CDT Aug 3, 2025-6pm CDT Aug 9, 2025
 
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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