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.

Fog/Mist

53°F

12°C

Humidity 96%
Wind Speed S 8 mph
Barometer 30.18 in (1021.9 mb)
Dewpoint 52°F (11°C)
Visibility 6.00 mi
Wind Chill50°F (10°C)
Last update 2 Nov 2:53 am CST
Extended Forecast for

Arthur IL

  • Overnight

    Overnight: Patchy drizzle. Cloudy, with a low around 54. South southeast wind around 10 mph, with gusts as high as 16 mph.

    Low: 54 °F

    Patchy
    Drizzle

  • Monday

    Monday: Patchy drizzle before noon. Cloudy, with a high near 65. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 65 °F

    Patchy
    Drizzle then
    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 60. South wind 14 to 18 mph, with gusts as high as 31 mph.

    Low: 60 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of rain after 4pm. Mostly cloudy, with a high near 74. Breezy, with a south wind 17 to 23 mph, with gusts as high as 37 mph.

    High: 74 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 56. South wind 11 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 56 °F

    Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain before noon. Partly sunny, with a high near 67. West southwest wind 9 to 13 mph, with gusts as high as 18 mph.

    High: 67 °F

    Chance Rain
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. Southwest wind around 7 mph.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy drizzle. Cloudy, with a low around 54. South southeast wind around 10 mph, with gusts as high as 16 mph.
Monday
Patchy drizzle before noon. Cloudy, with a high near 65. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 60. South wind 14 to 18 mph, with gusts as high as 31 mph.
Tuesday
A 50 percent chance of rain after 4pm. Mostly cloudy, with a high near 74. Breezy, with a south wind 17 to 23 mph, with gusts as high as 37 mph.
Tuesday Night
Rain. Low around 56. South wind 11 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
A 40 percent chance of rain before noon. Partly sunny, with a high near 67. West southwest wind 9 to 13 mph, with gusts as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 45. Southwest wind around 7 mph.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Mostly cloudy, with a low around 43.
Friday
Partly sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Partly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arthur IL
 39.71°N 88.46°W (Elev. 663 ft)
Last Update:
1:21 am CST Nov 2, 2026
Forecast Valid:
2am CST Nov 2, 2026-6pm CST Nov 8, 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