Marine Thunderstorm Wind · Lake Superior

Marine Thunderstorm Wind May 31, 2011 · Ontonagon To Upper Entrance of Portage Canal Mi, Lake Superior

46 mph

Estimated gust (40 kt)

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

What the National Weather Service wrote

The GLOS site at Ontonagon measured wind gusts from 40 to 46 mph.

Strong to severe thunderstorms were reported from Ontonagon east to Grand Marais on the afternoon of the 31st.

Began near Ontonagon Light (46.8767, -89.3276).

Source: NOAA Storm Events Database, event 314717. 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.