Reston and surrounding areas are currently under a Severe Thunderstorm Warning.

Strong winds have reportedly already caused at least one large branch to come down in a Reston parking lot.

Strong winds already causing damage in #Reston this is a crazy thunderstorm. Be careful out there y’all @capitalweather @RestonNow pic.twitter.com/MxQrC39csv

— Justin Edwards ☘️ (@JustinGMUhokie) July 21, 2019

More from the National Weather Service:

Severe Thunderstorm Warning including Reston VA, Oakton VA, Fair Oaks VA until 8:15 PM EDT pic.twitter.com/OVpct9tGn7

— NWS Severe Tstorm (@NWSSevereTstorm) July 21, 2019