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.

A Few Clouds

63°F

17°C

Humidity 81%
Wind Speed SE 5 mph
Barometer 29.94 in (1013.3 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 21 Jun 6:53 am CDT
Extended Forecast for

3 Miles W Casey IL

Flood Watch until June 22, 01:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until June 22, 01:00am

    NOW until 1:00am Mon

    Flood Watch

  • Today

    High: 79 °F

    Mostly Cloudy
    then T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then a chance of showers. Low around 64. South southwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 64 °F

    T-storms then
    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers before 8am. Mostly cloudy, with a high near 74. North wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 74 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 57. North wind 6 to 10 mph, with gusts as high as 17 mph.

    Low: 57 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 78. North northeast wind around 6 mph becoming calm in the afternoon.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. Light east wind.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. Calm wind becoming south around 5 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 79. South southeast wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms before 1am, then a chance of showers. Low around 64. South southwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
A 20 percent chance of showers before 8am. Mostly cloudy, with a high near 74. North wind 11 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 57. North wind 6 to 10 mph, with gusts as high as 17 mph.
Tuesday
Sunny, with a high near 78. North northeast wind around 6 mph becoming calm in the afternoon.
Tuesday Night
Mostly clear, with a low around 59. Light east wind.
Wednesday
Mostly sunny, with a high near 80. Calm wind becoming south around 5 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 81.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Casey IL
 39.3°N 88.03°W (Elev. 636 ft)
Last Update:
3:56 am CDT Jun 21, 2026
Forecast Valid:
7am CDT Jun 21, 2026-6pm CDT Jun 27, 2026
 
Forecast Discussion
 
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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