From the ABC 7 Weather team

Washington D.C. Forecast: Severe storms and high heat this evening

July 2, 2014 - 03:33 PM
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Heat index values above 100°F have been common this afternoon and strong to severe storms will continue to move east towards the D.C. Metro over the next few hours.

This Evening:
Strong to Severe Storms
Temperatures: 90s
Heat Index: 100-105+
Tonight:
Partly Cloudy and Muggy
Lows: 70s
Wind: S 4-8 m.p.h.
Thursday:
Storms Likely, Possibly Severe
Highs: Near 90
Precipitation: 80%

SEVERE THUNDERSTORM WATCH in effect until 8 pm for the entire area…frequent lightning, torrential downpours, high winds and hail possible with the storms… HEAT ADVISORY in effect until 7 pm

Strong upper level winds high above the extremely hot and humid air at the surface produced a line of severe thunderstorms across the region this afternoon. Later tonight, skies will be clear to partly cloudy and it will remain very warm and humid. High pressure, responsible for the high heat and humidity will be in place tomorrow as a cold front approaches from the west. This will lead to a high likelihood of more numerous showers and thunderstorms during the afternoon and evening.

At the same time, strengthening TS Arthur will be moving northward just offshore of the Carolina Coastline. It is expected to become a hurricane late at night. The Outer Banks of NC will get a brief brush of hurricane conditions, Mid-Atlantic beaches may have brief Tropical Storm conditions. Rapid clearing and improvement is expected during the day Friday. Friday night through Sunday should be just fine in our area and at the beaches, too. Dangerous surf conditions at the beaches early Thursday through Friday,

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