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

68°F

20°C

Humidity 70%
Wind Speed S 10 mph
Barometer 29.84 in (1009.9 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 16 May 1:53 am CDT
Extended Forecast for

2 Miles N Martinsville IL

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 64. South wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: 64 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and noon, then a chance of showers and thunderstorms after noon. High near 78. South southwest wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 63. South southeast wind 5 to 8 mph, with gusts as high as 17 mph.

    Low: 63 °F

    Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 85. South wind 9 to 16 mph, with gusts as high as 28 mph.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. South wind 11 to 13 mph, with gusts as high as 23 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 86. Breezy, with a south wind 15 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Breezy.
    Mostly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 85. Breezy. Chance of precipitation is 80%.

    High: 85 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 62. Chance of precipitation is 80%.

    Low: 62 °F

    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 64. South wind 10 to 13 mph, with gusts as high as 23 mph.
Saturday
Showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and noon, then a chance of showers and thunderstorms after noon. High near 78. South southwest wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 63. South southeast wind 5 to 8 mph, with gusts as high as 17 mph.
Sunday
Sunny, with a high near 85. South wind 9 to 16 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 66. South wind 11 to 13 mph, with gusts as high as 23 mph.
Monday
Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 86. Breezy, with a south wind 15 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 85. Breezy. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 62. Chance of precipitation is 80%.
Wednesday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 72.
Wednesday Night
Mostly cloudy, with a low around 51.
Thursday
Partly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Martinsville IL
 39.36°N 87.88°W (Elev. 610 ft)
Last Update:
1:26 am CDT May 16, 2026
Forecast Valid:
2am CDT May 16, 2026-6pm CDT May 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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