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 Snow Fog/Mist

26°F

-3°C

Humidity 92%
Wind Speed E 5 mph
Barometer 30.19 in (1023.2 mb)
Dewpoint 24°F (-4°C)
Visibility 0.75 mi
Wind Chill20°F (-7°C)
Last update 1 Dec 2:53 pm CST
Extended Forecast for

Windsor IL

Winter Weather Advisory until December 2, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 2, 06:00am

    NOW until 6:00am Tue

    Winter Weather Advisory

  • This Afternoon

    High: 27 °F

    Snow

  • Tonight

    Tonight: Snow, mainly before 1am. Low around 16. Calm wind becoming northwest 5 to 7 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 16 °F

    Snow then
    Snow Likely

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 22. Northwest wind 5 to 7 mph becoming calm in the afternoon.

    High: 22 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 14. Calm wind becoming south 5 to 8 mph in the evening.

    Low: 14 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 33. South southwest wind 6 to 9 mph, with gusts as high as 16 mph.

    High: 33 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 6. West wind 6 to 10 mph becoming north northwest in the evening. Winds could gust as high as 16 mph.

    Low: 6 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 14. North northwest wind 5 to 10 mph becoming light north in the afternoon. Winds could gust as high as 16 mph.

    High: 14 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 0.

    Low: 0 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow. High near 27. Light east southeast wind. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, mainly before 1am. Low around 16. Calm wind becoming northwest 5 to 7 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Mostly cloudy, with a high near 22. Northwest wind 5 to 7 mph becoming calm in the afternoon.
Tuesday Night
Partly cloudy, with a low around 14. Calm wind becoming south 5 to 8 mph in the evening.
Wednesday
Partly sunny, with a high near 33. South southwest wind 6 to 9 mph, with gusts as high as 16 mph.
Wednesday Night
Mostly cloudy, with a low around 6. West wind 6 to 10 mph becoming north northwest in the evening. Winds could gust as high as 16 mph.
Thursday
Sunny, with a high near 14. North northwest wind 5 to 10 mph becoming light north in the afternoon. Winds could gust as high as 16 mph.
Thursday Night
Partly cloudy, with a low around 0.
Friday
Mostly sunny, with a high near 29.
Friday Night
Partly cloudy, with a low around 18.
Saturday
Mostly cloudy, with a high near 32.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Mostly cloudy, with a high near 30.
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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:
3:15 pm CST Dec 1, 2025
Forecast Valid:
3pm CST Dec 1, 2025-6pm CST Dec 7, 2025
 
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