National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

81°F

27°C

Humidity 61%
Wind Speed NE 7 mph
Barometer 29.97 in (1014.4 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 3 Aug 5:53 pm CDT
Extended Forecast for

3 Miles NW Jewett IL

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly clear, with a low around 62. Light east northeast wind.

    Low: 62 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, sunny, with a high near 85. Light southeast wind.

    High: 85 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. Light southeast wind.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Light south wind.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers after 1am. Partly cloudy, with a low around 66. Light south wind.

    Low: 66 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82. South southwest wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    T-storms

  • Friday

    Friday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 62. Light east northeast wind.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 85. Light southeast wind.
Tuesday Night
Mostly clear, with a low around 63. Light southeast wind.
Wednesday
Sunny, with a high near 85. Light south wind.
Wednesday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 66. Light south wind.
Thursday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82. South southwest wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%.
Friday
Partly sunny, with a high near 82.
Friday Night
Mostly cloudy, with a low around 65.
Saturday
Partly sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 70.
Monday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Jewett IL
 39.24°N 88.29°W (Elev. 600 ft)
Last Update:
6:01 pm CDT Aug 3, 2026
Forecast Valid:
6pm CDT Aug 3, 2026-6pm CDT Aug 10, 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