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

Hazardous Weather Conditions

Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair and Breezy

34°F

1°C

Humidity 79%
Wind Speed N 25 G 38 mph
Barometer 30.11 in (1019.6 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 23 Mar 12:53 am CDT
Extended Forecast for

Martinsville IL

  • Overnight

    Overnight: Partly cloudy, with a low around 32. Breezy, with a north wind 17 to 21 mph, with gusts as high as 32 mph.

    Low: 32 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 50. North wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31. East northeast wind 6 to 8 mph, with gusts as high as 15 mph.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. Southeast wind around 7 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: A 30 percent chance of rain after 1am. 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
    then Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.

    Low: 39 °F

    Rain Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 32. Breezy, with a north wind 17 to 21 mph, with gusts as high as 32 mph.
Monday
Mostly sunny, with a high near 50. North wind 11 to 14 mph, with gusts as high as 23 mph.
Monday Night
Mostly cloudy, with a low around 31. East northeast wind 6 to 8 mph, with gusts as high as 15 mph.
Tuesday
Mostly sunny, with a high near 56. Southeast wind around 7 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
A 30 percent chance of rain after 1am. 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.
Thursday Night
Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.
Friday
A chance of rain and snow before 1pm. Partly sunny, with a high near 49. Chance of precipitation is 30%.
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:
12:36 am CDT Mar 23, 2026
Forecast Valid:
12am CDT Mar 23, 2026-6pm CDT Mar 29, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation