http://www.weather.com/news/lightning-strike-baltimore-washington-airport-20130912

Air traffic operations are slowly moving again at Baltimore Washington International Airport (BWI) after a lightning strike hit near the control tower, suspending operations Thursday afternoon.
(MORE: Track Severe Weather)

Play Video

Storm Watch

Around 5 p.m., the airport said air traffic had started moving again, even though two runways remained closed.
According to nbcwashington.com, the strike knocked out communication between pilots and the tower around 2:30 p.m. eastern.
No word if anyone was injured or if there was any structural damage.
The airport sent out a series of tweets confirming bad weather in the area during the afternoon. Weather Channel meteorologists confirm frequent lightning strikes were reported near the airport between 2 p.m. and 3 p.m. A severe thunderstorm watch is posted until 10 p.m. eastern.
Lightning also caused headaches in eastern New York state Thursday afternoon. The Associated Press reports a bell tower at a church in Ballston, NY caught fire after it was hit by lightning. Firefighters spent two hours putting out the fire.
About 4,000 people in eastern New York were without power as of 4 p.m. Thursday.