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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

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Partly Cloudy

62°F

17°C

Humidity 78%
Wind Speed NE 10 mph
Barometer 29.92 in (1012.4 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 30 Jun 10:53 pm CDT

Detailed Forecast

Rest Of Tonight
Partly cloudy. Lows in the mid 50s. Northeast winds 5 to 10 mph.
Wednesday
Partly sunny. Highs in the lower 70s inland...but only in the mid 60s near the lake. Northeast winds 10 to 15 mph.
Wednesday Night
Partly cloudy. Lows in the lower 50s in the suburbs...but in the upper 50s downtown. Northeast winds 10 to 15 mph.
Thursday
Partly cloudy in the morning then clearing. Highs in the mid 70s inland...but only in the mid 60s near the lake. Northeast winds 10 to 15 mph.
Thursday Night
Mostly clear. Lows in the upper 50s. Northeast winds 10 to 15 mph.
Friday
Partly cloudy. Highs in the mid 70s inland...but only in the mid 60s near the lake.
Friday Night
Partly cloudy. Lows in the upper 50s.
Independence Day
Partly cloudy. Highs around 80 inland...but only in the mid 70s near the lake.
Saturday Night Through Sunday Night
Partly cloudy. Lows in the mid 60s. Highs in the lower 80s inland...but only in the mid 70s near the lake.
Monday
Partly sunny with a 50 percent chance of showers and thunderstorms. Highs in the lower 80s.
Monday Night
Partly cloudy with a 40 percent chance of showers and thunderstorms. Lows in the mid 60s.
Tuesday
Partly sunny with a 30 percent chance of showers and thunderstorms. Highs in the upper 70s.
  Click Map For Detailed Forecast
914 PM CDT TUE JUN 30 2015
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Graph

National Digital Forecast Database