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

70°F

21°C

Humidity 82%
Wind Speed S 16 G 24 mph
Barometer 29.69 in (1004.9 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 11 Mar 2:53 am CDT
Extended Forecast for

Martinsville IL

  • Overnight

    Overnight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a steady temperature around 69. South southwest wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and thunderstorms before 3pm, then a chance of showers. Some of the storms could produce heavy rainfall. Temperature falling to around 43 by 5pm. Breezy, with a west southwest wind 20 to 23 mph becoming northwest in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 65 °F⇓

    Breezy. Heavy
    Rain then
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 29. Blustery, with a north northwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 31 mph.

    Low: 29 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 50. West northwest wind 6 to 11 mph, with gusts as high as 16 mph.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41. Breezy, with a south wind 9 to 14 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 37 mph.

    Low: 41 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 57. Breezy, with a west wind 18 to 23 mph, with gusts as high as 36 mph.

    High: 57 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. West northwest wind 6 to 9 mph becoming northeast after midnight. Winds could gust as high as 16 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a steady temperature around 69. South southwest wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and thunderstorms before 3pm, then a chance of showers. Some of the storms could produce heavy rainfall. Temperature falling to around 43 by 5pm. Breezy, with a west southwest wind 20 to 23 mph becoming northwest in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 29. Blustery, with a north northwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 31 mph.
Thursday
Sunny, with a high near 50. West northwest wind 6 to 11 mph, with gusts as high as 16 mph.
Thursday Night
Mostly cloudy, with a low around 41. Breezy, with a south wind 9 to 14 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 37 mph.
Friday
Partly sunny, with a high near 57. Breezy, with a west wind 18 to 23 mph, with gusts as high as 36 mph.
Friday Night
Mostly cloudy, with a low around 33. West northwest wind 6 to 9 mph becoming northeast after midnight. Winds could gust as high as 16 mph.
Saturday
Mostly cloudy, with a high near 55.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Showers, mainly after 1pm. High near 64. Breezy. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 24. Blustery.
Monday
Mostly sunny, with a high near 32. Breezy.
Monday Night
Mostly clear, with a low around 17.
Tuesday
Mostly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Martinsville IL
 39.34°N 87.88°W (Elev. 600 ft)
Last Update:
3:07 am CDT Mar 11, 2026
Forecast Valid:
3am CDT Mar 11, 2026-6pm CDT Mar 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