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Marine Thunderstorm Wind · Lake Superior

Marine Thunderstorm Wind July 2, 2012 · Ontonagon To Upper Entrance of Portage Canal Mi, Lake Superior

40 mph

Measured gust (35 kt)

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

What the National Weather Service wrote

Measured wind gust at the Portage Canal observing site.

The wider storm

An upper disturbance moving along and north of a warm front caused severe thunderstorms over portions of Lake Superior from the evening of the 2nd into the early morning of the 3rd.

Began near Keweenaw Upr Ent Lt (47.2760, -88.5280).

Source: NOAA Storm Events Database, event 396835. Narratives are written by the National Weather Service forecast office that issued the report.

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