UPDATE: The National Weather Service has canceled the Tornado Watch Friday for Northern Virginia. ---
The National Weather Service has issued a Tornado Watch for cities and counties in Northern Virginia, in effect until 5 p.m. today, Friday, Feb. 21.
The Tornado Watch includes Fairfax County, Arlington County and Prince William County and the cities of Alexandria, Fairfax City, Falls Church, Fredericksburg, Manassas and Manassas Park. Loudoun County is not included in the watch.
Residents are advised to monitor weather reports and to be prepared to act if severe weather warnings are issued.
Patch will update with more information as it becomes available.