Flash Flood — Danville (c), Virginia

2024-08-02 · near (kdan)danville Regional Airport, Danville (c), Virginia

Event narrative

Water was observed flowing across the east-bound side of U.S. Highway 360. The water was deep enough to cover the tires of several vehicles and, in a few cases, overtop the front of some vehicles.

Wider weather episode

Numerous showers and some storms developed within an unstable and moist airmass in advance of an approaching front. A few of these storms increased to severe levels and produced damaging wind gusts. One slow-moving storm developed across the eastern side of the City of Danville and produced three to locally four inches of rain during a two-hour period between 3:20 pm and 5:20 PM EDT. Rainfall rates during the storm at times exceeded four inches per hour. Crest Unit Streamflow maxed out at over 800 cfs/mi^2, which is an indication of high potential for significant flooding. The three-hour Average Recurrence Interval for this event was a 50 to 55-year event for MRMS FLASH data.

View location on OpenStreetMap → (36.5816, -79.3494)

Source: NOAA Storm Events Database, event_id 1213552. Narrative written by the NWS forecast office that issued the report.