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 Rain

61°F

16°C

Humidity 97%
Wind Speed SW 10 mph
Barometer 29.85 in (1010.3 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 16 Apr 2:53 am CDT
Extended Forecast for

4 Miles WSW Casey IL

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 64. Southwest wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 78. South southwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers
    Likely then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. West wind 5 to 7 mph becoming light and variable in the evening.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 83. South wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 53. South wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers

  • Saturday

    Saturday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 64. West northwest wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 64 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Patchy frost after 3am. Otherwise, mostly clear, with a low around 38. Northwest wind 9 to 13 mph, with gusts as high as 22 mph.

    Low: 38 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, sunny, with a high near 58.

    High: 58 °F

    Patchy Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 64. Southwest wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms likely, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 78. South southwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Mostly clear, with a low around 57. West wind 5 to 7 mph becoming light and variable in the evening.
Friday
Mostly sunny, with a high near 83. South wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 53. South wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 64. West northwest wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Patchy frost after 3am. Otherwise, mostly clear, with a low around 38. Northwest wind 9 to 13 mph, with gusts as high as 22 mph.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Casey IL
 39.28°N 88.06°W (Elev. 600 ft)
Last Update:
1:45 am CDT Apr 16, 2026
Forecast Valid:
3am CDT Apr 16, 2026-6pm CDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation