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

70°F

21°C

Humidity 100%
Wind Speed N 6 mph
Barometer 29.94 in (1013.2 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 22 Sep 8:53 am CDT
Extended Forecast for

Sullivan IL

  • Today

    Today: Showers and possibly a thunderstorm. High near 77. Northwest wind 6 to 8 mph becoming south in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Northwest wind around 7 mph becoming north northeast after midnight.

    Low: 61 °F

    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 69. East northeast wind around 7 mph.

    High: 69 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Northeast wind around 5 mph becoming east southeast after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 60 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly cloudy, with a high near 70. Southwest wind 5 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 30%.

    High: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54. North northwest wind 3 to 6 mph.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. North wind 3 to 6 mph.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm. High near 77. Northwest wind 6 to 8 mph becoming south in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Northwest wind around 7 mph becoming north northeast after midnight.
Monday
A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 69. East northeast wind around 7 mph.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Northeast wind around 5 mph becoming east southeast after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly cloudy, with a high near 70. Southwest wind 5 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 54. North northwest wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 72. North wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
A chance of showers. Partly sunny, with a high near 72.
Friday Night
A chance of showers. Mostly cloudy, with a low around 58.
Saturday
A chance of showers. Partly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Sullivan IL
 39.61°N 88.61°W (Elev. 669 ft)
Last Update:
7:42 am CDT Sep 22, 2024
Forecast Valid:
8am CDT Sep 22, 2024-6pm CDT Sep 28, 2024
 
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