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.

Light Rain

69°F

21°C

Humidity 59%
Wind Speed S 17 G 37 mph
Barometer 29.92 in (1012.8 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 12 Apr 10:53 pm CDT
Extended Forecast for

Martinsville IL

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 64. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 38 mph.

    Low: 64 °F

    Chance
    T-storms and
    Breezy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Partly sunny, with a high near 81. Southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 81 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 30 mph.

    High: 83 °F

    Partly Sunny
    then Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southwest wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. South southwest wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. South southwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.

    High: 79 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 64. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 38 mph.
Monday
A 20 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Partly sunny, with a high near 81. Southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southwest wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. South southwest wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. South southwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 60.
Friday
Mostly sunny, with a high near 85.
Friday Night
A chance of showers. Mostly cloudy, with a low around 64.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 79.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 60.
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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:
11:46 pm CDT Apr 12, 2026
Forecast Valid:
11pm CDT Apr 12, 2026-6pm CDT Apr 19, 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