National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

30°F

-1°C

Humidity 85%
Wind Speed N 15 mph
Barometer 30.22 in (1023.7 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 23 Mar 4:53 am CDT
Extended Forecast for

Martinsville IL

  • Today

    Today: Mostly sunny, with a high near 49. North wind 13 to 15 mph, with gusts as high as 28 mph.

    High: 49 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. East wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. Southeast wind 5 to 8 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. Southeast wind around 6 mph.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 69. South southwest wind 5 to 13 mph, with gusts as high as 20 mph.

    High: 69 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56. South wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 82. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before 1am, then rain likely. Low around 39. Chance of precipitation is 80%.

    Low: 39 °F

    Rain

  • Friday

    Friday: A 30 percent chance of rain before 1pm. Partly sunny, with a high near 49. Breezy.

    High: 49 °F

    Chance Rain
    and Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 49. North wind 13 to 15 mph, with gusts as high as 28 mph.
Tonight
Mostly cloudy, with a low around 31. East wind 6 to 9 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 56. Southeast wind 5 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 39. Southeast wind around 6 mph.
Wednesday
Partly sunny, with a high near 69. South southwest wind 5 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 56. South wind 8 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 82. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.
Thursday Night
Rain and possibly a thunderstorm before 1am, then rain likely. Low around 39. Chance of precipitation is 80%.
Friday
A 30 percent chance of rain before 1pm. Partly sunny, with a high near 49. Breezy.
Friday Night
Mostly clear, with a low around 28.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Mostly sunny, with a high near 59.
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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:
4:36 am CDT Mar 23, 2026
Forecast Valid:
5am CDT Mar 23, 2026-6pm CDT Mar 29, 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