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.

Overcast

69°F

21°C

Humidity 84%
Wind Speed S 13 mph
Barometer 29.90 in (1012.0 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 10 Mar 11:53 am CDT
Extended Forecast for

3 Miles ESE Sullivan IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 76. South wind 13 to 17 mph, with gusts as high as 28 mph.

    High: 76 °F

    Partly Sunny

  • Tonight

    Tonight: Showers and thunderstorms, mainly after 3am. Low around 59. South wind 16 to 18 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: 59 °F

    Slight Chance
    T-storms then
    T-storms

  • Wednesday

    Wednesday: Rain and thunderstorms before 2pm, then a chance of rain. Temperature falling to around 46 by 5pm. Breezy, with a west southwest wind 18 to 22 mph becoming northwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 65 °F⇓

    Breezy.
    T-storms then
    Rain Likely

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 30. Blustery, with a north northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 32 mph.

    Low: 30 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 49. Northwest wind 6 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 16 mph.

    High: 49 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. Breezy, with a south wind 9 to 14 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 36 mph.

    Low: 40 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Friday

    Friday: Mostly cloudy, with a high near 56. Breezy, with a southwest wind 15 to 22 mph becoming west northwest in the afternoon. Winds could gust as high as 33 mph.

    High: 56 °F

    Mostly Cloudy
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 76. South wind 13 to 17 mph, with gusts as high as 28 mph.
Tonight
Showers and thunderstorms, mainly after 3am. Low around 59. South wind 16 to 18 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
Rain and thunderstorms before 2pm, then a chance of rain. Temperature falling to around 46 by 5pm. Breezy, with a west southwest wind 18 to 22 mph becoming northwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 30. Blustery, with a north northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 32 mph.
Thursday
Increasing clouds, with a high near 49. Northwest wind 6 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 16 mph.
Thursday Night
Mostly cloudy, with a low around 40. Breezy, with a south wind 9 to 14 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 36 mph.
Friday
Mostly cloudy, with a high near 56. Breezy, with a southwest wind 15 to 22 mph becoming west northwest in the afternoon. Winds could gust as high as 33 mph.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Partly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Rain. Cloudy, with a high near 58. Breezy.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 20. Blustery.
Monday
Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Sullivan IL
 39.56°N 88.56°W (Elev. 627 ft)
Last Update:
12:06 pm CDT Mar 10, 2026
Forecast Valid:
12pm CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation