Heat — Eastern Loudoun, Virginia

2020-07-20 · Eastern Loudoun, Virginia

Wider weather episode

A ridge of high pressure developed over the eastern United States and western Atlantic, allowing a southwesterly flow to bring plenty of tropical air northward. High temperatures plus high humidity resulted in heat indices in the 100-110 degree range.

Source: NOAA Storm Events Database, event_id 908713. Narrative written by the NWS forecast office that issued the report.