What you need to know:
* A National Weather Service (NWS) wind advisory remains in effect until 11 a.m. A wind advisory means gusts of 45 to 55 miles per hour are expected.
* 60 mile per hour winds were measured at Dulles International Airport overnight, according to the Capital Weather Gang.
* There are reports of several trees down in Reston.
* As of 7:30 a.m. Thursday, the traffic light at at Wiehle Avenue and Sunset Hills Road had blown down. Police are on the scene directing traffic.
* Fairfax County has issued a Red Flag Warning from 9 a.m. to 6 p.m. Thursday. A Red Flag Warning means that critical fire weather conditions are either occurring now or will shortly. A combination of strong winds, low relative humidity and warm temperatures can contribute to extreme fire behavior.
* Dominion Virginia Power is reporting about 1,500 customers without power in Fairfax County as of 7:30 a.m.
Any wind damage in your neighborhood? Let us know. Send photos to [email protected].