Marine Thunderstorm Wind · Lake Superior

Marine Thunderstorm Wind September 12, 2011 · Point Isabelle To Lower Entrance of Portage Canal Mi, Lake Superior

41 mph

Measured gust (36 kt)

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

What the National Weather Service wrote

Measured wind gusts of 40 mph or greater were recorded over a 20-minute period at buoy 45025 in Keweenaw Bay.

A powerful cold front produced strong to severe thunderstorms over Lake Superior on the evening of the 12th.

Began near Keweenaw Lower Entrance Light (46.9500, -88.4090).

Source: NOAA Storm Events Database, event 348916. 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.