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.

Overcast and Windy

47°F

8°C

Humidity 93%
Wind Speed N 28 G 45 mph
Barometer 29.98 in (1014.9 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 26 Mar 11:53 pm CDT
Extended Forecast for

Mattoon IL

  • Overnight

    Overnight: Rain and possibly a thunderstorm before 4am, then rain likely. Some of the storms could produce heavy rainfall. Low around 36. Breezy, with a north wind 22 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Heavy Rain
    and Breezy

  • Friday

    Friday: A 30 percent chance of rain, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 48. Breezy, with a north wind 18 to 21 mph, with gusts as high as 30 mph.

    High: 48 °F

    Chance Rain
    and Breezy
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 28. North northwest wind 8 to 14 mph, with gusts as high as 22 mph.

    Low: 28 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 50. North wind 5 to 9 mph becoming south in the afternoon.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 39. South wind 8 to 11 mph, with gusts as high as 17 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 62. South southwest wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 62 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52. South wind around 11 mph, with gusts as high as 22 mph.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

Overnight
Rain and possibly a thunderstorm before 4am, then rain likely. Some of the storms could produce heavy rainfall. Low around 36. Breezy, with a north wind 22 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A 30 percent chance of rain, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 48. Breezy, with a north wind 18 to 21 mph, with gusts as high as 30 mph.
Friday Night
Clear, with a low around 28. North northwest wind 8 to 14 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 50. North wind 5 to 9 mph becoming south in the afternoon.
Saturday Night
Increasing clouds, with a low around 39. South wind 8 to 11 mph, with gusts as high as 17 mph.
Sunday
Mostly cloudy, with a high near 62. South southwest wind 11 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 52. South wind around 11 mph, with gusts as high as 22 mph.
Monday
Partly sunny, with a high near 76.
Monday Night
A 30 percent chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 62.
Tuesday
A 30 percent chance of rain after 1pm. Partly sunny, with a high near 79. Breezy.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 61.
Wednesday
A chance of rain and thunderstorms. Partly sunny, with a high near 74. Breezy.
Wednesday Night
Rain and thunderstorms likely. Mostly cloudy, with a low around 53.
Thursday
Rain likely. Mostly cloudy, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mattoon IL
 39.49°N 88.39°W (Elev. 732 ft)
Last Update:
12:17 am CDT Mar 27, 2026
Forecast Valid:
12am CDT Mar 27, 2026-6pm CDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation