Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Overcast

69°F

21°C

Humidity 68%
Wind Speed SW 7 mph
Barometer 29.99 in (1015.0 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 20 Jun 4:53 am CDT
Extended Forecast for

3 Miles ESE Windsor IL

Flood Watch June 21, 07:00am until June 22, 01:00am
Click here for hazard details and duration
Flood Watch
  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 80. West northwest wind 3 to 6 mph.

    High: 80 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 61. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall.  High near 76. East southeast wind 7 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 76 °F

    Chance
    T-storms then
    Heavy Rain

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers.  Low around 61. South southwest wind 8 to 15 mph becoming north northwest after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 61 °F

    Showers

  • Monday

    Monday: Partly sunny, with a high near 74. North wind around 11 mph, with gusts as high as 18 mph.

    High: 74 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54. North northeast wind 5 to 8 mph.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 76. North northeast wind 3 to 5 mph.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 80. West northwest wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 61. North northwest wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. High near 76. East southeast wind 7 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 61. South southwest wind 8 to 15 mph becoming north northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday
Partly sunny, with a high near 74. North wind around 11 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 54. North northeast wind 5 to 8 mph.
Tuesday
Sunny, with a high near 76. North northeast wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 78.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Windsor IL
 39.43°N 88.54°W (Elev. 702 ft)
4:36 am CDT Jun 20, 2026
5am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database