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.

Mostly Cloudy

35°F

2°C

Humidity 67%
Wind Speed NA
Barometer 29.83 in (1010.5 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 20 Feb 11:53 am CST
Extended Forecast for

Martinsville IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 40. Breezy, with a west wind 18 to 23 mph decreasing to 11 to 16 mph. Winds could gust as high as 33 mph.

    High: 40 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 27. West northwest wind 6 to 8 mph, with gusts as high as 18 mph.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 41. West northwest wind 6 to 11 mph, with gusts as high as 15 mph.

    High: 41 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 21. Northwest wind 7 to 15 mph, with gusts as high as 23 mph.

    Low: 21 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 31. Blustery, with a northwest wind 15 to 22 mph, with gusts as high as 31 mph.

    High: 31 °F

    Partly Sunny
    and Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18. Northwest wind 14 to 17 mph, with gusts as high as 26 mph.

    Low: 18 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 33. North northwest wind 8 to 17 mph, with gusts as high as 26 mph.

    High: 33 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 40. Breezy, with a west wind 18 to 23 mph decreasing to 11 to 16 mph. Winds could gust as high as 33 mph.
Tonight
Mostly clear, with a low around 27. West northwest wind 6 to 8 mph, with gusts as high as 18 mph.
Saturday
Mostly sunny, with a high near 41. West northwest wind 6 to 11 mph, with gusts as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 21. Northwest wind 7 to 15 mph, with gusts as high as 23 mph.
Sunday
Partly sunny, with a high near 31. Blustery, with a northwest wind 15 to 22 mph, with gusts as high as 31 mph.
Sunday Night
Partly cloudy, with a low around 18. Northwest wind 14 to 17 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 33. North northwest wind 8 to 17 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 55.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 32.
Thursday
Partly sunny, with a high near 48.
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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:
12:46 pm CST Feb 20, 2026
Forecast Valid:
12pm CST Feb 20, 2026-6pm CST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation