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Marine Thunderstorm Wind · Lake Superior
Marine Thunderstorm Wind July 21, 2016 · Portage Lake To Huron Is Mi To Lower Entrance of Portage Canal To Huron Is Inc Keweenaw and Huron Bays, Lake Superior
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
The peak thunderstorm wind gust at the Keweenaw Bay buoy 45025 was 51 mph.
The wider storm
An upper disturbance approaching from the west interacted with a very warm and unstable air mass to produce strong to severe thunderstorms over Lake Superior on the morning of the 21st.
Began near Keweenaw Lower Entrance Light (46.9500, -88.4100).
Source: NOAA Storm Events Database, event 651606. Narratives are written by the National Weather Service forecast office that issued the report.
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