Marine Thunderstorm Wind · Lake Superior

Marine Thunderstorm Wind June 10, 2017 · Ontonagon To Upper Entrance of Portage Canal Mi, Lake Superior

70 mph

Estimated gust (61 kt)

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

The Houghton County Sheriff reported trees down on power lines and across Highway M-203.

The interaction of a warm moist air mass and an approaching cold front produced strong thunderstorms over Lake Superior on the evening of the 10th.

Began near Keweenaw Upr Ent Lt (47.2422, -88.5824).

Source: NOAA Storm Events Database, event 708009. Narratives are written by the National Weather Service forecast office that issued the report.

See every tornado that passed near a place you know, measured to its path.