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.

Fair

63°F

17°C

Humidity 76%
Wind Speed SE 3 mph
Barometer 29.94 in (1013.3 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 21 Jun 3:53 am CDT
Extended Forecast for

Windsor IL

Flood Watch June 21, 07:00am until June 22, 01:00am
Click here for hazard details and duration
Flood Watch

  • Today

    Today: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 77. East southeast wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 77 °F

    Slight Chance
    Showers then
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then a chance of showers. Low around 60. South southwest wind 10 to 13 mph becoming west northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 60 °F

    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before 8am. Mostly cloudy, with a high near 73. North wind 11 to 13 mph, with gusts as high as 20 mph.

    High: 73 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54. North northeast wind 6 to 9 mph.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 77. North northeast wind around 6 mph becoming calm in the morning.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. Light and variable wind.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79. Light and variable wind becoming southwest around 6 mph in the morning.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 77. East southeast wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and thunderstorms before 1am, then a chance of showers. Low around 60. South southwest wind 10 to 13 mph becoming west northwest after midnight. Winds could gust as high as 23 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 73. North wind 11 to 13 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 54. North northeast wind 6 to 9 mph.
Tuesday
Sunny, with a high near 77. North northeast wind around 6 mph becoming calm in the morning.
Tuesday Night
Mostly clear, with a low around 57. Light and variable wind.
Wednesday
Mostly sunny, with a high near 79. Light and variable wind becoming southwest around 6 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 59.
Friday
Mostly sunny, with a high near 80.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
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:
Windsor IL
 39.43°N 88.59°W (Elev. 715 ft)
Last Update:
3:56 am CDT Jun 21, 2026
Forecast Valid:
4am 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