National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Overcast

42°F

6°C

Humidity 89%
Wind Speed NW 17 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 7 Mar 10:53 pm CDT
Extended Forecast for

Windsor IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. West northwest wind 6 to 9 mph, with gusts as high as 16 mph.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 61. Southwest wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 42. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 72. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 76. South southwest wind 10 to 18 mph, with gusts as high as 29 mph.

    High: 76 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 55. Breezy, with a south southwest wind 17 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 55 °F

    Showers and
    Breezy

  • Wednesday

    Wednesday: Showers. High near 65. Breezy. Chance of precipitation is 100%.

    High: 65 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before midnight. Partly cloudy, with a low around 29. Blustery.

    Low: 29 °F

    Chance Rain
    then Mostly
    Clear and
    Blustery

Detailed Forecast

Tonight
Mostly cloudy, with a low around 35. West northwest wind 6 to 9 mph, with gusts as high as 16 mph.
Sunday
Sunny, with a high near 61. Southwest wind 6 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 42. South southwest wind around 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 72. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 57. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 76. South southwest wind 10 to 18 mph, with gusts as high as 29 mph.
Tuesday Night
Showers and possibly a thunderstorm. Low around 55. Breezy, with a south southwest wind 17 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers. High near 65. Breezy. Chance of precipitation is 100%.
Wednesday Night
A 30 percent chance of rain before midnight. Partly cloudy, with a low around 29. Blustery.
Thursday
Sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Mostly cloudy, with a high near 61. Breezy.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Mostly cloudy, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Windsor IL
 39.43°N 88.59°W (Elev. 715 ft)
Last Update:
9:36 pm CST Mar 7, 2026
Forecast Valid:
10pm CST Mar 7, 2026-6pm CDT Mar 14, 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