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Marine Thunderstorm Wind · Lake Superior

Marine Thunderstorm Wind May 31, 2011 · Black River To Ontonagon Mi, Lake Superior

46 mph
Measured 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.

The wider storm

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 314716. Narratives are written by the National Weather Service forecast office that issued the report.

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