Hazardous Weather Conditions
Current conditions at
Mattoon / Charleston, Coles County Memorial Airport (KMTO)
Lat: 39.48°NLon: 88.28°WElev: 722ft.
Mostly Cloudy
70°F
21°C
| Humidity | 82% |
| Wind Speed | S 16 G 24 mph |
| Barometer | 29.69 in (1004.9 mb) |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Last update | 11 Mar 2:53 am CDT |
Extended Forecast for
Martinsville IL
Overnight

Low: 69 °F
Showers
LikelyWednesday
High: 65 °F⇓
Breezy. Heavy
Rain then
ShowersWednesday Night
Low: 29 °F
Mostly Cloudy
and Blustery
then Mostly
ClearThursday

High: 50 °F
Sunny
Thursday Night
Low: 41 °F
Mostly Cloudy
then Mostly
Cloudy and
BreezyFriday

High: 57 °F
Partly Sunny
and BreezyFriday Night

Low: 33 °F
Mostly Cloudy
Saturday

High: 55 °F
Mostly Cloudy
Saturday Night

Low: 47 °F
Mostly Cloudy
Detailed Forecast
Overnight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a steady temperature around 69. South southwest wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and thunderstorms before 3pm, then a chance of showers. Some of the storms could produce heavy rainfall. Temperature falling to around 43 by 5pm. Breezy, with a west southwest wind 20 to 23 mph becoming northwest in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 29. Blustery, with a north northwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 31 mph.
Thursday
Sunny, with a high near 50. West northwest wind 6 to 11 mph, with gusts as high as 16 mph.
Thursday Night
Mostly cloudy, with a low around 41. Breezy, with a south wind 9 to 14 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 37 mph.
Friday
Partly sunny, with a high near 57. Breezy, with a west wind 18 to 23 mph, with gusts as high as 36 mph.
Friday Night
Mostly cloudy, with a low around 33. West northwest wind 6 to 9 mph becoming northeast after midnight. Winds could gust as high as 16 mph.
Saturday
Mostly cloudy, with a high near 55.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Showers, mainly after 1pm. High near 64. Breezy. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 24. Blustery.
Monday
Mostly sunny, with a high near 32. Breezy.
Monday Night
Mostly clear, with a low around 17.
Tuesday
Mostly sunny, with a high near 37.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Martinsville IL
39.34°N 87.88°W (Elev. 600 ft)
39.34°N 87.88°W (Elev. 600 ft)
3:07 am CDT Mar 11, 2026
3am CDT Mar 11, 2026-6pm CDT Mar 17, 2026



