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Hazardous Weather Conditions

Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Mostly Cloudy

75°F

24°C

Humidity 62%
Wind Speed S 13 G 24 mph
Barometer 29.91 in (1012.2 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 15 Apr 2:53 pm CDT
Extended Forecast for

Mattoon/Charleston, Coles County Memorial Airport IL

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 77. South southwest wind around 16 mph, with gusts as high as 25 mph.

    High: 77 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 10pm, then showers likely and possibly a thunderstorm after 10pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 62. South southwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

    Low: 62 °F

    Heavy Rain

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy through mid morning, then gradual clearing, with a high near 77. West southwest wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 77 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. West wind around 6 mph becoming light and variable.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 82. South wind 6 to 15 mph, with gusts as high as 25 mph.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 54. South wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: Showers likely, mainly before 1pm. Partly sunny, with a high near 65. West northwest wind 15 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 77. South southwest wind around 16 mph, with gusts as high as 25 mph.
Tonight
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 10pm, then showers likely and possibly a thunderstorm after 10pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 62. South southwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Thursday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy through mid morning, then gradual clearing, with a high near 77. West southwest wind 11 to 15 mph, with gusts as high as 23 mph.
Thursday Night
Mostly clear, with a low around 55. West wind around 6 mph becoming light and variable.
Friday
Mostly sunny, with a high near 82. South wind 6 to 15 mph, with gusts as high as 25 mph.
Friday Night
A chance of showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 54. South wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers likely, mainly before 1pm. Partly sunny, with a high near 65. West northwest wind 15 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 74.
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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:
1:21 pm CDT Apr 15, 2026
Forecast Valid:
3pm CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation