Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Overcast

74°F

23°C

Humidity 79%
Wind Speed S 20 G 35 mph
Barometer 29.46 in (997.2 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 17 Jun 3:53 pm CDT
Extended Forecast for

4 Miles SW Ashmore IL

Tornado Watch until June 17, 10:00pm
Wind Advisory until June 17, 07:00pm
Click here for hazard details and duration
Tornado Watch
Wind Advisory
  •  
    Tornado Watch until June 17, 10:00pm
    Wind Advisory until June 17, 07:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 81 °F

    Severe
    Thunderstorms
    and Breezy

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 11pm. Some of the storms could be severe and produce heavy rainfall.  Low around 64. Breezy, with a west wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 43 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 64 °F

    Severe
    Thunderstorms
    and Breezy
    then Severe
    Thunderstorms

  • Thursday

    Thursday: Mostly sunny, with a high near 75. West northwest wind around 10 mph, with gusts as high as 21 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 57 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 78. West northwest wind 3 to 7 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. Light and variable wind.

    Low: 61 °F

    Partly Cloudy

  • Saturday

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

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am.  Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a high near 81. Breezy, with a south wind around 24 mph, with gusts as high as 41 mph.
Tonight
Showers and thunderstorms, mainly before 11pm. Some of the storms could be severe and produce heavy rainfall. Low around 64. Breezy, with a west wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Thursday
Mostly sunny, with a high near 75. West northwest wind around 10 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 57. Northwest wind around 6 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 78. West northwest wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around 61. Light and variable wind.
Saturday
Mostly sunny, with a high near 81. Southwest wind 3 to 6 mph.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 63.
Sunday
Showers and possibly a thunderstorm. High near 79. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 63. Chance of precipitation is 80%.
Monday
Partly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Sunny, with a high near 80.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Ashmore IL
 39.48°N 88.07°W (Elev. 702 ft)
3:57 pm CDT Jun 17, 2026
4pm CDT Jun 17, 2026-6pm CDT Jun 24, 2026
 
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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