Welcome to Loudoun County Weather, weather for where you live, work and play in Loudoun County, Virginia.

From Aldie to Waterford, Ashburn to Sterling, Dulles to Hamilton, Purcellville to South Riding -- and all points in between -- Loudoun County Weather is your source for local Loudoun County weather forecasts and alerts, as well as regional forecasts, National Weather Service weather radio and even travel and airport conditions.