This story has been updated at 9 a.m., Friday Sept. 13, 2013.
Most Pepco customers have their power back after rumbling thunder, severe lightning and heavy rainfall left many residents in the dark Thursday afternoon and caused afternoon commuting delays.
According to the National Weather Service, showers and thunderstorms that started mid-afternoon continued until midnight and then become isolated storms through 3 a.m. Some of the storms produced heavy rainfall of up to a half and three quarters of an inch, according to the weather service.
High winds and rain toppled trees and brought down wires mostly in the southeastern part of the county, according to Montgomery County Fire and Rescue Assistant Chief Scott Graham.
Police did not have reports of any flooded out roads Friday morning, according to Montgomery County Police spokeswoman Angela Cruz.
At 5 p.m. Thursday about 16,580 Pepco customers in Montgomery County were without power, but that number had dropped to 61 by 9 a.m. Friday, according to the company’s outage map. In Prince George’s County, 813 Pepco customers were without power Thursday but all had been restored by Friday morning. Pepco spokesman Bob Hainey said there was at least one possible lightning strike at a Quince Orchard substation in Gaithersburg.
About 850 BGE customers in Prince George’s County were without power as of about 5 p.m. Thursday, but almost all of them had been respored by Friday morning, according to the utility’s outage map.
Baltimore-Washington International Thurgood Marshall Airport temporarily closed when a local lightning strike impacted tower equipment, according to the airport website.