Flash Flood — Alleghany, Virginia

2020-06-19 · near Moss Run, Alleghany, Virginia

Event narrative

Water over six inches in depth was seen flowing over portions of Highway 159 after 1.5 inches of rain fell in a short duration. The water was not from Dunlap Creek itself which had returned to below flood stage from the previous day.

Wider weather episode

A broad closed upper low drifted across South Carolina and northwest back into southwest Virginia and West Virginia bringing persistent rainfall that eventually led to flooding. There were repeated rounds of heavy rainfall with widespread amounts of 2 to 5 inches, with isolated totals over 10 inches in a 3-day period in parts of Halifax County, VA.

View location on OpenStreetMap → (37.7700, -80.1100)

Source: NOAA Storm Events Database, event_id 899593. Narrative written by the NWS forecast office that issued the report.