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 and Breezy

37°F

3°C

Humidity 46%
Wind Speed S 22 G 46 mph
Barometer 29.68 in (1005.7 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 24 Feb 1:53 pm CST
Extended Forecast for

5 Miles SE Sullivan IL

  • This Afternoon

    This Afternoon: Cloudy, with a high near 42. Breezy, with a south southwest wind 18 to 23 mph, with gusts as high as 37 mph.

    High: 42 °F

    Cloudy and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. South southwest wind 12 to 17 mph becoming west 6 to 11 mph after midnight. Winds could gust as high as 29 mph.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 47. West northwest wind 5 to 9 mph.

    High: 47 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain before 8pm, then a chance of snow. Mostly cloudy, with a low around 28. Light and variable wind becoming east northeast 5 to 7 mph in the evening. Chance of precipitation is 40%.

    Low: 28 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 47. East northeast wind 5 to 7 mph becoming southwest in the afternoon.

    High: 47 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Light and variable wind becoming south southwest around 6 mph after midnight.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59. South southwest wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 42. Breezy, with a south southwest wind 18 to 23 mph, with gusts as high as 37 mph.
Tonight
Mostly cloudy, with a low around 28. South southwest wind 12 to 17 mph becoming west 6 to 11 mph after midnight. Winds could gust as high as 29 mph.
Wednesday
Mostly sunny, with a high near 47. West northwest wind 5 to 9 mph.
Wednesday Night
A chance of rain before 8pm, then a chance of snow. Mostly cloudy, with a low around 28. Light and variable wind becoming east northeast 5 to 7 mph in the evening. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 47. East northeast wind 5 to 7 mph becoming southwest in the afternoon.
Thursday Night
Mostly clear, with a low around 29. Light and variable wind becoming south southwest around 6 mph after midnight.
Friday
Sunny, with a high near 59. South southwest wind 6 to 15 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 35.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
A chance of rain and snow. Partly sunny, with a high near 40.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 26.
Monday
A chance of rain and snow. Partly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Sullivan IL
 39.56°N 88.53°W (Elev. 650 ft)
Last Update:
1:56 pm CST Feb 24, 2026
Forecast Valid:
2pm CST Feb 24, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation