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

67°F

19°C

Humidity 71%
Wind Speed W 13 G 21 mph
Barometer 29.75 in (1007.1 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 18 Jun 8:53 am CDT
Extended Forecast for

Westfield IL

  • Today

    Today: Isolated showers between noon and 4pm. Mostly cloudy, with a high near 75. West wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 75 °F

    Partly Sunny
    then Isolated
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 58. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 78. Calm wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 15 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60. Northwest wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81. West southwest wind 3 to 6 mph.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62. Light and variable wind.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 79. East southeast wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    High: 79 °F

    Chance
    T-storms then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 61. Chance of precipitation is 80%.

    Low: 61 °F

    Showers

  • Monday

    Monday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

Detailed Forecast

Today
Isolated showers between noon and 4pm. Mostly cloudy, with a high near 75. West wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 58. Northwest wind 5 to 7 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 78. Calm wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 15 mph.
Friday Night
Partly cloudy, with a low around 60. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 81. West southwest wind 3 to 6 mph.
Saturday Night
Partly cloudy, with a low around 62. Light and variable wind.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 79. East southeast wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 61. Chance of precipitation is 80%.
Monday
Partly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westfield IL
 39.45°N 87.99°W (Elev. 751 ft)
Last Update:
8:01 am CDT Jun 18, 2026
Forecast Valid:
9am CDT Jun 18, 2026-6pm CDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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