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.

Fair

62°F

17°C

Humidity 80%
Wind Speed Calm
Barometer 30.07 in (1017.9 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 24 May 9:53 pm CDT
Extended Forecast for

4 Miles E Arthur IL

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 54. East northeast wind around 5 mph becoming calm after midnight.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Fog

  • Memorial Day

    Memorial Day: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 79. East wind 3 to 8 mph.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. East southeast wind 3 to 6 mph.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 80. East southeast wind 3 to 7 mph.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 63. East southeast wind 3 to 6 mph. Chance of precipitation is 40%.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 80. East wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. East wind 3 to 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 54. East northeast wind around 5 mph becoming calm after midnight.
Memorial Day
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 79. East wind 3 to 8 mph.
Monday Night
Mostly clear, with a low around 56. East southeast wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 80. East southeast wind 3 to 7 mph.
Tuesday Night
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 63. East southeast wind 3 to 6 mph. Chance of precipitation is 40%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 80. East wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 62. East wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Mostly cloudy, with a low around 62.
Friday
Partly sunny, with a high near 78.
Friday Night
A chance of showers. Mostly cloudy, with a low around 60.
Saturday
A chance of showers. Partly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Arthur IL
 39.71°N 88.4°W (Elev. 653 ft)
Last Update:
7:51 pm CDT May 24, 2026
Forecast Valid:
10pm CDT May 24, 2026-6pm CDT May 31, 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