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Severe weather and flash flooding possible Wednesday across portions of the Mississippi and Tennessee Valleys

Strong to severe storms are expected to develop across portions of the Mid-Mississippi Valley on Wednesday. A Slight Risk has been highlighted to indicate the area most likely to see supercell activity. Heavy rainfall from the Mid-Mississippi Valley into the Tennessee Valley could lead to flash flooding. Some areas could see as much as 3 inches of rainfall.
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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

75°F

24°C

Humidity 84%
Wind Speed Calm
Barometer 29.88 in (1011.6 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 30 Jun 8:52 pm CDT
Extended Forecast for

3 Miles SE Carbondale IL

  • Tonight

    Chance Thunderstorms Chance for Measurable Precipitation 30%

    Chance
    Thunderstorms

    Low: 69 °F

  • Wednesday

    Thunderstorms Chance for Measurable Precipitation 80%

    Thunderstorms

    High: 79 °F

  • Wednesday
    Night

    Heavy Rain Chance for Measurable Precipitation 80%

    Heavy
    Rain

    Low: 70 °F

  • Thursday

    Thunderstorms Likely Chance for Measurable Precipitation 60%

    Thunderstorms
    Likely

    High: 79 °F

  • Thursday
    Night

    Chance Thunderstorms Chance for Measurable Precipitation 30%

    Chance
    Thunderstorms

    Low: 67 °F

  • Friday

    Chance Thunderstorms Chance for Measurable Precipitation 50%

    Chance
    Thunderstorms

    High: 80 °F

  • Friday
    Night

    Chance Thunderstorms Chance for Measurable Precipitation 30%

    Chance
    Thunderstorms

    Low: 66 °F

  • Independence
    Day

    Chance Thunderstorms

    Chance
    Thunderstorms

    High: 82 °F

  • Saturday
    Night

    Chance Thunderstorms

    Chance
    Thunderstorms

    Low: 67 °F

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 69. Calm wind.
Wednesday
Occasional showers and thunderstorms. High near 79. Light and variable wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 80%.
Wednesday Night
Showers and thunderstorms. Some of the storms could produce heavy rain. Low around 70. South wind 5 to 7 mph. Chance of precipitation is 80%.
Thursday
Showers and thunderstorms likely. Cloudy, with a high near 79. South southwest wind around 7 mph becoming north northwest in the afternoon. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. North wind 3 to 6 mph.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. North wind around 6 mph becoming west in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.
Independence Day
A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. South wind 3 to 6 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind 3 to 5 mph.
Sunday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 83. South southwest wind 5 to 9 mph.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South southwest wind around 8 mph.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Southwest wind 7 to 10 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South southwest wind around 9 mph.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. West wind around 9 mph.
  Click Map For Forecast
Point Forecast:
3 Miles SE Carbondale IL
 37.7°N 89.18°W
8:15 pm CDT Jun 30, 2015
10pm CDT Jun 30, 2015-6pm CDT Jul 7, 2015
 
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