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

25°F

-4°C

Humidity 46%
Wind Speed SW 5 mph
Barometer 29.94 in (1014.8 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 15 Jan 2:53 pm CST
Extended Forecast for

Mattoon IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 28. Southwest wind 7 to 9 mph.

    High: 28 °F

    Sunny

  • Tonight

    Tonight: Snow, mainly before 2am. Temperature rising to around 28 by 4am. South wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 22 °F⇑

    Chance Snow
    then Snow

  • Friday

    Friday: A chance of rain between noon and 1pm, then a chance of snow after 1pm. Mostly cloudy, with a high near 39. South southwest wind 13 to 16 mph becoming west in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 40%.

    High: 39 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 19. West northwest wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 19 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 23. West wind 13 to 15 mph, with gusts as high as 24 mph.

    High: 23 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 9. West wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 9 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 23. Southwest wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 23 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 16.

    High: 16 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 28. Southwest wind 7 to 9 mph.
Tonight
Snow, mainly before 2am. Temperature rising to around 28 by 4am. South wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Friday
A chance of rain between noon and 1pm, then a chance of snow after 1pm. Mostly cloudy, with a high near 39. South southwest wind 13 to 16 mph becoming west in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 19. West northwest wind 10 to 13 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 23. West wind 13 to 15 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 9. West wind 8 to 11 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 23. Southwest wind 8 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 8.
M.L.King Day
Sunny, with a high near 16.
Monday Night
Mostly clear, with a low around 4.
Tuesday
Sunny, with a high near 26.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Mostly sunny, with a high near 37.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mattoon IL
 39.49°N 88.36°W (Elev. 722 ft)
Last Update:
3:36 pm CST Jan 15, 2026
Forecast Valid:
3pm CST Jan 15, 2026-6pm CST Jan 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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