Flash Flood — Alexandria (c), Virginia

2020-09-10 · near Alexandria, Alexandria (c), Virginia

Event narrative

Numerous road were closed due to flooding in the Del Ray and Braddock areas of Alexandria.

Wider weather episode

A surface trough between an approaching cold front from the west and a tropical disturbance offshore resulted in a band of heavy showers and thunderstorms along the I-95 corridor on the afternoon/evening of 9/10, resulting in multiple instances flooding and flash flooding.

View location on OpenStreetMap → (38.8193, -77.0542)

Source: NOAA Storm Events Database, event_id 920745. Narrative written by the NWS forecast office that issued the report.