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.

Partly Cloudy

71°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 30.04 in (1016.7 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 15 Jul 4:53 am CDT
Extended Forecast for

Martinsville IL

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after 9am. Mostly cloudy, with a high near 85. Light and variable wind becoming south southeast 5 to 7 mph in the morning.

    High: 85 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 72. South southeast wind 3 to 6 mph.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, then gradually becoming sunny, with a high near 89. Southwest wind 5 to 7 mph.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 73. South southwest wind around 6 mph.

    Low: 73 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 87. West southwest wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Northwest wind around 6 mph becoming north northeast after midnight. Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. North northeast wind 3 to 5 mph.

    High: 84 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 71.

    Low: 71 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.

    High: 87 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after 9am. Mostly cloudy, with a high near 85. Light and variable wind becoming south southeast 5 to 7 mph in the morning.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 72. South southeast wind 3 to 6 mph.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, then gradually becoming sunny, with a high near 89. Southwest wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 73. South southwest wind around 6 mph.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 87. West southwest wind 6 to 9 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 chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Northwest wind around 6 mph becoming north northeast after midnight. Chance of precipitation is 40%.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. North northeast wind 3 to 5 mph.
Friday Night
Mostly cloudy, with a low around 71.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 88.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Martinsville IL
 39.36°N 87.88°W (Elev. 610 ft)
Last Update:
5:10 am CDT Jul 15, 2025
Forecast Valid:
5am CDT Jul 15, 2025-6pm CDT Jul 21, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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