Photo by PoPville flickr user Eric P.
From AlertDC:
“The National Weather Service reports a severe Thunderstorm Watch for the DC Metro Area until 9 PM. There will be 30 to 40 mph winds and wind gust from 60 to 70 mph between 6 and 8 PM tonight. The storm will last approximately a half an hour with possibly an inch of rain. As the storm gets closer it could change to a Thunderstorm Warning. Please clear catch basins and drains and bring light objects inside.”