Arlington County is currently under a Severe Thunderstorm Warning, with a second wave of storms anticipated later today. The initial wave of storms brought wind gusts of up to 60 mph, primarily impacting northern Arlington and surrounding areas, leading to potential damage such as fallen trees and power outages. The National Weather Service has cautioned that another round of severe weather is expected in the evening, posing threats of strong winds, heavy rain, and possible lightning. Residents are advised to stay indoors and away from windows, and drivers are urged to find safe shelter until the storm passes.