Powerful Nocturnal Thunderstorm w/ High Winds & Intense Lightning. HIGH RISE VIEW Tysons Corner, VA.

29th Floor View of Severe MCS (Mesoscale Convective System) That Tore Through the DC Metro Region Overnight 9/3 - 9/4. Measured a wind gust to 70mph in the Downdraft/Precip Core, With Multiple Close-Proximity CTG Lightning Strikes. The Frequency of the Lightning is Notable Given how Late in the Summer This Occurred. The Flash Rate Increases as the Storm Rapidly Intensifies Overhead.