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Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
Fair
82°F
28°C
| Humidity | 34% |
| Wind Speed | N 5 mph |
| Barometer | 29.96 in (1013.9 mb) |
| Dewpoint | 51°F (11°C) |
| Visibility | 10.00 mi |
| Heat Index | 81°F (27°C) |
| Last update | 11 Oct 3:53 pm CDT |
Extended Forecast for
Martinsville IL
Tonight
Low: 57 °F
Mostly Clear
Columbus Day
High: 90 °F
Becoming
SunnyMonday Night
Low: 67 °F
Mostly Clear
Tuesday
High: 92 °F
Sunny
Tuesday Night
Low: 68 °F
Mostly Clear
then Chance
T-stormsWednesday
High: 83 °F
Showers
Wednesday Night
Low: 61 °F
Showers
LikelyThursday
High: 76 °F
Showers
LikelyThursday Night
Low: 54 °F
Showers
Likely
Detailed Forecast
Tonight
Mostly clear, with a low around 57. Calm wind becoming south around 5 mph after midnight.
Columbus Day
Partly sunny, then gradually becoming sunny, with a high near 90. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 67. South southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 92. West southwest wind 10 to 13 mph, with gusts as high as 18 mph.
Tuesday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 68. Southwest wind around 6 mph. Chance of precipitation is 40%.
Wednesday
Showers likely and possibly a thunderstorm before 7am, then showers likely between 7am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 83. West southwest wind 5 to 7 mph becoming northwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 61. Northeast wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 66. Breezy.
Friday Night
Partly cloudy, with a low around 38. Breezy.
Saturday
Sunny, with a high near 58.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 65.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Martinsville IL
39.34°N 87.88°W (Elev. 600 ft)
39.34°N 87.88°W (Elev. 600 ft)
3:36 pm CDT Oct 11, 2026
4pm CDT Oct 11, 2026-6pm CDT Oct 18, 2026
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