Thunderstorm Wind — Knox, Ohio

2020-06-26 · near Mt Vernon, Knox, Ohio

Event narrative

A manhole cover was blown off at the intersection of Sandusky and Vine Streets in downtown Mount Vernon. On the south side of Mount Vernon, multiple trees were down along Newark Road at Ames Street and Dixie Drive.

Wider weather episode

As an occluded surface low moved eastward over northern Ontario, the accompanying warm front advanced from southern Lake Michigan and the Mid Ohio Valley to eastern Lake Erie and the Delaware Bay region between the early afternoon of the 26th and early morning of the 27th. Multiple thunderstorms occurred along the warm front and along outflow boundaries in the warm sector across northern Ohio during the early evening of the 26th through first hour of the 27th. These storms, including a supercell, occurred amidst weak to moderate instability and moderate to strong vertical wind shear.

View location on OpenStreetMap → (40.3928, -82.4891)

Source: NOAA Storm Events Database, event_id 895974. Narrative written by the NWS forecast office that issued the report.