Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

53°F

12°C

Humidity 77%
Wind Speed E 6 mph
Barometer 29.94 in (1013.4 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 21 Mar 1:53 am CDT
Extended Forecast for

Martinsville IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 47. East northeast wind 5 to 7 mph, with gusts as high as 15 mph.

    Low: 47 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 81. East northeast wind 5 to 8 mph becoming south southwest in the afternoon.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82. South southwest wind 10 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 1am.  Mostly cloudy, then gradually becoming mostly clear, with a low around 34. Breezy, with a north wind 15 to 22 mph, with gusts as high as 33 mph.

    Low: 34 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: Mostly sunny, with a high near 53. North wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. Northeast wind around 6 mph.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 47. East northeast wind 5 to 7 mph, with gusts as high as 15 mph.
Saturday
Sunny, with a high near 81. East northeast wind 5 to 8 mph becoming south southwest in the afternoon.
Saturday Night
Mostly clear, with a low around 60. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 82. South southwest wind 10 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.
Sunday Night
A 30 percent chance of showers before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 34. Breezy, with a north wind 15 to 22 mph, with gusts as high as 33 mph.
Monday
Mostly sunny, with a high near 53. North wind 10 to 13 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 36. Northeast wind around 6 mph.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Mostly cloudy, with a high near 64.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
A chance of rain. Mostly sunny, with a high near 75.
Thursday Night
A chance of rain. Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Martinsville IL
 39.34°N 87.88°W (Elev. 600 ft)
1:26 am CDT Mar 21, 2026
2am CDT Mar 21, 2026-6pm CDT Mar 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database