Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

57°F

14°C

Humidity 93%
Wind Speed Calm
Barometer 30.10 in (1018.8 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 25 May 3:53 am CDT
Extended Forecast for

2 Miles E Sullivan IL

  • Memorial Day

    Memorial Day: Patchy fog before 9am.  Otherwise, sunny, with a high near 79. Calm wind becoming east 5 to 8 mph in the morning.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 58. East southeast wind around 6 mph becoming calm  in the evening.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 80. East wind 3 to 6 mph.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 1am.  Mostly cloudy, with a low around 65. East wind 3 to 5 mph.

    Low: 65 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 79. East wind 3 to 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. East wind 3 to 6 mph.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 82. East wind 6 to 10 mph, with gusts as high as 15 mph.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

Detailed Forecast

Memorial Day
Patchy fog before 9am. Otherwise, sunny, with a high near 79. Calm wind becoming east 5 to 8 mph in the morning.
Tonight
Partly cloudy, with a low around 58. East southeast wind around 6 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 80. East wind 3 to 6 mph.
Tuesday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 65. East wind 3 to 5 mph.
Wednesday
Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. East wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 62. East wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 82. East wind 6 to 10 mph, with gusts as high as 15 mph.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Partly sunny, with a high near 77.
Friday Night
Mostly cloudy, with a low around 60.
Saturday
Partly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Sullivan IL
 39.58°N 88.55°W (Elev. 630 ft)
4:37 am CDT May 25, 2026
4am CDT May 25, 2026-6pm CDT May 31, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database