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

80°F

27°C

Humidity 87%
Wind Speed S 7 mph
Barometer 29.95 in (1013.6 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 15 Jul 6:53 pm CDT
Extended Forecast for

Martinsville IL

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 72. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 40%.

    Low: 72 °F

    Scattered
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 89. Southwest wind 5 to 9 mph.

    High: 89 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 74. South southwest wind around 7 mph.

    Low: 74 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 88. West southwest wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67. North northeast wind around 6 mph.

    Low: 67 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. East northeast wind around 6 mph.

    High: 82 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Light and variable wind.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.

    High: 86 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Scattered showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 72. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 89. Southwest wind 5 to 9 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 74. South southwest wind around 7 mph.
Thursday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 88. West southwest wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67. North northeast wind around 6 mph.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. East northeast wind around 6 mph.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Light and variable wind.
Saturday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 89.
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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:
5:56 pm CDT Jul 15, 2025
Forecast Valid:
7pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025
 
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