Hazardous Weather Conditions

Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Light Rain

61°F

16°C

Humidity 90%
Wind Speed S 5 mph
Barometer 29.72 in (1006.0 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 18 Apr 3:53 am CDT
Extended Forecast for

Mattoon/Charleston, Coles County Memorial Airport IL

  • Overnight

    Overnight: Showers and possibly a thunderstorm.  Steady temperature around 62. West southwest wind around 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers

  • Saturday

    Saturday: Showers likely, mainly before 9am.  Cloudy, then gradually becoming mostly sunny, with a high near 57. Northwest wind 14 to 17 mph, with gusts as high as 29 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Showers
    Likely then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37. Northwest wind 6 to 13 mph becoming southwest after midnight. Winds could gust as high as 22 mph.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy frost before 8am.  Otherwise, sunny, with a high near 61. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 61 °F

    Patchy Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy frost after 4am.  Otherwise, mostly clear, with a low around 35. North wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Monday

    Monday: Patchy frost before 8am.  Otherwise, sunny, with a high near 59. Northeast wind around 6 mph becoming south in the afternoon.

    High: 59 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. South southeast wind 6 to 11 mph, with gusts as high as 21 mph.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Steady temperature around 62. West southwest wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers likely, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 57. Northwest wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Mostly clear, with a low around 37. Northwest wind 6 to 13 mph becoming southwest after midnight. Winds could gust as high as 22 mph.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 61. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Patchy frost after 4am. Otherwise, mostly clear, with a low around 35. North wind 5 to 10 mph, with gusts as high as 18 mph.
Monday
Patchy frost before 8am. Otherwise, sunny, with a high near 59. Northeast wind around 6 mph becoming south in the afternoon.
Monday Night
Mostly clear, with a low around 46. South southeast wind 6 to 11 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 80.
Thursday Night
A chance of showers. Partly cloudy, with a low around 61.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Mattoon/Charleston, Coles County Memorial Airport IL
 39.46°N 88.28°W (Elev. 679 ft)
3:36 am CDT Apr 18, 2026
4am CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
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