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.

Mostly Cloudy

70°F

21°C

Humidity 82%
Wind Speed S 16 G 24 mph
Barometer 29.69 in (1004.9 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 11 Mar 2:53 am CDT
Extended Forecast for

4 Miles SW Arthur IL

  • Overnight

    Overnight: Showers and thunderstorms, mainly before 4am, then showers and possibly a thunderstorm after 4am. Steady temperature around 67. Breezy, with a south southwest wind 18 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    T-storms and
    Breezy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 2pm, then a chance of showers. Temperature falling to around 42 by 4pm. Breezy, with a southwest wind 17 to 23 mph becoming northwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F⇓

    T-storms then
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 28. Blustery, with a northwest wind 17 to 22 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 31 mph.

    Low: 28 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 49. West wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 49 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41. Breezy, with a south wind 13 to 18 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 38 mph.

    Low: 41 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 55. Breezy, with a southwest wind 20 to 24 mph becoming west northwest in the afternoon. Winds could gust as high as 37 mph.

    High: 55 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32. West northwest wind 6 to 10 mph becoming northeast after midnight. Winds could gust as high as 16 mph.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers and thunderstorms, mainly before 4am, then showers and possibly a thunderstorm after 4am. Steady temperature around 67. Breezy, with a south southwest wind 18 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm before 2pm, then a chance of showers. Temperature falling to around 42 by 4pm. Breezy, with a southwest wind 17 to 23 mph becoming northwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 28. Blustery, with a northwest wind 17 to 22 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 31 mph.
Thursday
Increasing clouds, with a high near 49. West wind 6 to 13 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 41. Breezy, with a south wind 13 to 18 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 38 mph.
Friday
Partly sunny, with a high near 55. Breezy, with a southwest wind 20 to 24 mph becoming west northwest in the afternoon. Winds could gust as high as 37 mph.
Friday Night
Mostly cloudy, with a low around 32. West northwest wind 6 to 10 mph becoming northeast after midnight. Winds could gust as high as 16 mph.
Saturday
Mostly cloudy, with a high near 54.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
Showers. High near 60. Breezy. Chance of precipitation is 90%.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 21. Blustery.
Monday
Mostly sunny, with a high near 31. Blustery.
Monday Night
Mostly clear, with a low around 15.
Tuesday
Partly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Arthur IL
 39.67°N 88.52°W (Elev. 663 ft)
Last Update:
2:05 am CDT Mar 11, 2026
Forecast Valid:
2am CDT Mar 11, 2026-6pm CDT Mar 17, 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