Waterspout — Sturgeon Bay To Two Rivers Wi, Lake Michigan

2012-08-09 · near Kewaunee Station (kwnw3), Sturgeon Bay To Two Rivers Wi, Lake Michigan

Event narrative

A trained spotter reported another waterspout over Lake Michigan, south of Kewanuee.

Wider weather episode

An upper level trough of low pressure rotated through Wisconsin resulting in numerous showers and thunderstorms. Cold air aloft associated with the trough, coupled with the warm waters of Lake Michigan, provided favorable conditions for the development of waterspouts.

View location on OpenStreetMap → (44.3632, -87.5000)

Source: NOAA Storm Events Database, event_id 399392. Narrative written by the NWS forecast office that issued the report.