Flash Flood — Addison, Vermont

2023-08-03 · near West Addison, Addison, Vermont

Event narrative

Training showers and thunderstorms with torrential rainfall affected portions of Addison County on the evening of August 3, 2023. The axis of heaviest rainfall was fairly narrow and extended from near the town of West Addison, VT through the towns of Middlebury and East Middlebury. Within this band 3 to 6 inches of rain fell leading to severe flash flooding. A CoCoRaHS observation site in Middlebury reported 6.12 inches of rain in approximately 3 hours from this event. Numerous roads were flooded with several swift water rescues needed in Middlebury and East Middlebury.

Wider weather episode

A cluster of training showers and thunderstorms affected portions of Addison and northwestern Windsor Counties on the evening of August 3, 2023 leading to areas of flash flooding, some severe. Three to as much as six inches of rain were recorded in these areas with the Town of Middlebury, VT being the hardest hit. A wet microburst in the Middlebury area also produced localized wind damage.

View location on OpenStreetMap → (44.0772, -73.4021)

Source: NOAA Storm Events Database, event_id 1131018. Narrative written by the NWS forecast office that issued the report.