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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

Patuxent River, Naval Air Station (KNHK)

Lat: 38.28°NLon: 76.41°WElev: 39ft.

Partly Cloudy

73°F

23°C

Humidity 74%
Wind Speed SW 12 mph
Barometer 29.81 in (1009.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 1 Jul 1:52 am EDT

Detailed Forecast

Overnight
Widespread showers and thunderstorms. Lows in the lower 70s. Southwest winds 5 to 10 mph. Chance of rain 80 percent.
Wednesday
Mostly sunny. Scattered showers and thunderstorms in the afternoon. Highs in the upper 80s. Southwest winds 5 to 10 mph. Chance of rain 30 percent.
Wednesday Night
Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 60s. West winds around 5 mph. Chance of rain 20 percent.
Thursday
Partly sunny with a 50 percent chance of showers. Highs in the lower 80s. Northwest winds around 5 mph...becoming southeast in the afternoon.
Thursday Night
Showers likely. Lows in the upper 60s. East winds 5 to 10 mph. Chance of rain 60 percent.
Friday
Mostly cloudy with a chance of showers. Highs in the upper 70s. Chance of rain 40 percent.
Friday Night
Mostly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 40 percent.
Independence Day
Partly sunny with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 50 percent.
Saturday Night
Mostly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 50 percent.
Sunday
Partly sunny with a chance of showers. Highs in the mid 80s. Chance of rain 40 percent.
Sunday Night
Mostly cloudy. Lows around 70.
Monday
Partly sunny with a chance of showers. Highs in the mid 80s. Chance of rain 40 percent.
Monday Night
Mostly cloudy. Lows in the lower 70s.
Tuesday
Partly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 30 percent.
  Click Map For Detailed Forecast
100 AM EDT WED JUL 1 2015
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Graph

National Digital Forecast Database