Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

65°F

18°C

Humidity 87%
Wind Speed Calm
Barometer 30.10 in (1018.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 28 Aug 10:53 pm CDT
Extended Forecast for

Arthur IL

  • Tonight

    Tonight: Mostly clear, with a low around 55. North northwest wind 5 to 7 mph becoming east northeast after midnight.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 80. Northeast wind 6 to 8 mph.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. East northeast wind 5 to 7 mph.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 80. East northeast wind around 6 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. East northeast wind around 6 mph.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 80. East wind 5 to 7 mph.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. East northeast wind 3 to 6 mph.

    Low: 53 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 55. North northwest wind 5 to 7 mph becoming east northeast after midnight.
Friday
Mostly sunny, with a high near 80. Northeast wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 51. East northeast wind 5 to 7 mph.
Saturday
Sunny, with a high near 80. East northeast wind around 6 mph.
Saturday Night
Partly cloudy, with a low around 54. East northeast wind around 6 mph.
Sunday
Sunny, with a high near 80. East wind 5 to 7 mph.
Sunday Night
Partly cloudy, with a low around 53. East northeast wind 3 to 6 mph.
Labor Day
Sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Arthur IL
 39.71°N 88.46°W (Elev. 663 ft)
11:40 pm CDT Aug 28, 2025
11pm CDT Aug 28, 2025-6pm CDT Sep 4, 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