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.

Overcast

66°F

19°C

Humidity 52%
Wind Speed SE 7 mph
Barometer 30.22 in (1023.5 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 11 Apr 6:53 pm CDT
Extended Forecast for

Martinsville IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. Southeast wind 6 to 8 mph, with gusts as high as 17 mph.

    Low: 57 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 80. Breezy, with a south southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 80 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. South wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Breezy, with a south southwest wind 16 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    High: 81 °F

    Chance
    T-storms and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 67. South southwest wind 14 to 16 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Breezy, with a south southwest wind 13 to 20 mph, with gusts as high as 29 mph.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.

    High: 80 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 57. Southeast wind 6 to 8 mph, with gusts as high as 17 mph.
Sunday
Partly sunny, with a high near 80. Breezy, with a south southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.
Sunday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. South wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Breezy, with a south southwest wind 16 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 67. South southwest wind 14 to 16 mph, with gusts as high as 25 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Breezy, with a south southwest wind 13 to 20 mph, with gusts as high as 29 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South southwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 78.
Thursday Night
Mostly clear, with a low around 59.
Friday
A chance of showers. Mostly sunny, with a high near 83.
Friday Night
Showers likely. Mostly cloudy, with a low around 57.
Saturday
A chance of showers. Mostly cloudy, with a high near 70.
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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:
2:36 pm CDT Apr 11, 2026
Forecast Valid:
7pm CDT Apr 11, 2026-6pm CDT Apr 18, 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