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Hazardous Weather Conditions

Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Light Snow and Windy

22°F

-6°C

Humidity 78%
Wind Speed W 29 G 43 mph
Barometer 29.82 in (1010.5 mb)
Dewpoint 16°F (-9°C)
Visibility 7.00 mi
Wind Chill4°F (-16°C)
Last update 16 Mar 11:53 am CDT
Extended Forecast for

Charleston IL

  • This Afternoon

    This Afternoon: A 30 percent chance of snow, mainly before 5pm. Mostly cloudy, with a high near 26. Blustery, with a west northwest wind around 26 mph, with gusts as high as 41 mph.

    High: 26 °F

    Chance Snow
    and Blustery

  • Tonight

    Tonight: A chance of flurries with a slight chance of snow before 7pm, then a chance of flurries between 7pm and 11pm. Mostly cloudy, with a low around 13. Wind chill values between -1 and 9. Blustery, with a west northwest wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 10%.

    Low: 13 °F

    Slight Chance
    Snow and
    Blustery then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 28. Wind chill values between -2 and 8. West northwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 28 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 1am. Mostly cloudy, with a low around 24. Light south southwest wind becoming south southeast 9 to 14 mph in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 53. Southwest wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 53 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37. South southwest wind around 6 mph.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 64. South wind around 7 mph.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of snow, mainly before 5pm. Mostly cloudy, with a high near 26. Blustery, with a west northwest wind around 26 mph, with gusts as high as 41 mph.
Tonight
A chance of flurries with a slight chance of snow before 7pm, then a chance of flurries between 7pm and 11pm. Mostly cloudy, with a low around 13. Wind chill values between -1 and 9. Blustery, with a west northwest wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 10%.
Tuesday
Partly sunny, with a high near 28. Wind chill values between -2 and 8. West northwest wind 7 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 24. Light south southwest wind becoming south southeast 9 to 14 mph in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 53. Southwest wind 11 to 15 mph, with gusts as high as 26 mph.
Wednesday Night
Partly cloudy, with a low around 37. South southwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 64. South wind around 7 mph.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 70.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charleston IL
 39.5°N 88.19°W (Elev. 650 ft)
Last Update:
11:57 am CDT Mar 16, 2026
Forecast Valid:
12pm CDT Mar 16, 2026-6pm CDT Mar 22, 2026
 
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