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

50°F

10°C

Humidity 41%
Wind Speed W 15 mph
Barometer 29.97 in (1015.0 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 13 Mar 5:53 pm CDT
Extended Forecast for

2 Miles WSW Martinsville IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. West northwest wind 5 to 14 mph becoming north northeast after midnight. Winds could gust as high as 24 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 54. East southeast wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 54 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47. East southeast wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely after 1pm. Mostly cloudy, with a high near 69. Windy, with a south wind 18 to 23 mph increasing to 25 to 30 mph in the morning. Winds could gust as high as 46 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 69 °F

    Mostly Cloudy
    and Breezy
    then Showers
    Likely and
    Windy

  • Sunday Night

    Sunday Night: Rain before 1am, then rain and snow likely between 1am and 4am, then snow likely after 4am. Low around 24. Breezy, with a south wind 22 to 25 mph becoming west after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 24 °F

    Breezy.
    Showers then
    Rain/Snow

  • Monday

    Monday: A 50 percent chance of snow. Cloudy, with a high near 28. Blustery, with a west northwest wind 25 to 28 mph, with gusts as high as 40 mph.

    High: 28 °F

    Chance Snow
    and Blustery

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 12. Blustery, with a west northwest wind 16 to 23 mph, with gusts as high as 33 mph.

    Low: 12 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 33. West northwest wind 5 to 14 mph becoming north northeast after midnight. Winds could gust as high as 24 mph.
Saturday
Partly sunny, with a high near 54. East southeast wind 6 to 13 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 47. East southeast wind 10 to 14 mph, with gusts as high as 25 mph.
Sunday
Showers likely after 1pm. Mostly cloudy, with a high near 69. Windy, with a south wind 18 to 23 mph increasing to 25 to 30 mph in the morning. Winds could gust as high as 46 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain before 1am, then rain and snow likely between 1am and 4am, then snow likely after 4am. Low around 24. Breezy, with a south wind 22 to 25 mph becoming west after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Monday
A 50 percent chance of snow. Cloudy, with a high near 28. Blustery, with a west northwest wind 25 to 28 mph, with gusts as high as 40 mph.
Monday Night
Mostly cloudy, with a low around 12. Blustery, with a west northwest wind 16 to 23 mph, with gusts as high as 33 mph.
Tuesday
Partly sunny, with a high near 30.
Tuesday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 51.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Partly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Martinsville IL
 39.32°N 87.91°W (Elev. 600 ft)
Last Update:
5:36 pm CDT Mar 13, 2026
Forecast Valid:
6pm CDT Mar 13, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation