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.

A Few Clouds

78°F

26°C

Humidity 42%
Wind Speed S 14 G 24 mph
Barometer 29.88 in (1011.3 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 23 Apr 1:53 pm CDT
Extended Forecast for

Mattoon/Charleston, Coles County Memorial Airport IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 79. Breezy, with a south wind 18 to 20 mph, with gusts as high as 30 mph.

    High: 79 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 61. South wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 61 °F

    Partly Cloudy
    then Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms, mainly before noon, then showers likely and possibly a thunderstorm after 1pm. High near 73. South wind 11 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. West wind around 7 mph becoming north after midnight.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 74. Northeast wind 7 to 9 mph, with gusts as high as 16 mph.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50. Northeast wind around 8 mph, with gusts as high as 15 mph.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 73. East wind around 10 mph, with gusts as high as 17 mph.

    High: 73 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 75. Breezy. Chance of precipitation is 70%.

    High: 75 °F

    Chance
    Showers then
    T-storms
    Likely and
    Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 79. Breezy, with a south wind 18 to 20 mph, with gusts as high as 30 mph.
Tonight
A 40 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 61. South wind 11 to 14 mph, with gusts as high as 24 mph.
Friday
Showers and thunderstorms, mainly before noon, then showers likely and possibly a thunderstorm after 1pm. High near 73. South wind 11 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Partly cloudy, with a low around 51. West wind around 7 mph becoming north after midnight.
Saturday
Sunny, with a high near 74. Northeast wind 7 to 9 mph, with gusts as high as 16 mph.
Saturday Night
Partly cloudy, with a low around 50. Northeast wind around 8 mph, with gusts as high as 15 mph.
Sunday
Partly sunny, with a high near 73. East wind around 10 mph, with gusts as high as 17 mph.
Sunday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 58.
Monday
A chance of showers, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 75. Breezy. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Mattoon/Charleston, Coles County Memorial Airport IL
 39.46°N 88.28°W (Elev. 679 ft)
Last Update:
1:26 pm CDT Apr 23, 2026
Forecast Valid:
2pm CDT Apr 23, 2026-6pm CDT Apr 29, 2026
 
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