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Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

73°F

23°C

Humidity 55%
Wind Speed N 7 mph
Barometer 30.02 in (1016.1 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 11 Oct 11:53 am CDT
Extended Forecast for

Martinsville IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 82. North northwest wind around 7 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. Calm wind becoming south around 5 mph after midnight.

    Low: 57 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Partly sunny, then gradually becoming sunny, with a high near 91. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 91 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 67. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 67 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers after 1am. Partly cloudy, with a low around 66. West southwest wind 3 to 6 mph.

    Low: 66 °F

    Mostly Clear
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely. Mostly cloudy, with a high near 81. North wind 7 to 9 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 81 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 82. North northwest wind around 7 mph.
Tonight
Mostly clear, with a low around 57. Calm wind becoming south around 5 mph after midnight.
Columbus Day
Partly sunny, then gradually becoming sunny, with a high near 91. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 67. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 92. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.
Tuesday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 66. West southwest wind 3 to 6 mph.
Wednesday
Showers likely. Mostly cloudy, with a high near 81. North wind 7 to 9 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 60.
Thursday
Showers likely. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 53.
Friday
Partly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 39. Breezy.
Saturday
Mostly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Martinsville IL
 39.34°N 87.88°W (Elev. 600 ft)
Last Update:
10:46 am CDT Oct 11, 2026
Forecast Valid:
12pm CDT Oct 11, 2026-6pm CDT Oct 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation