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Marine Thunderstorm Wind — Ls W of in Saxon Hbr Wi To Grand Portage Mn Byd 5nm, Lake Superior

2023-09-05 · near Grand Marais, Ls W of in Saxon Hbr Wi To Grand Portage Mn Byd 5nm, Lake Superior

61 MG

Magnitude

Event narrative

A 61 knot (70 mph) wind gust was measured on the Dirk S. VanEnkevort bulk carrier with sustained wind speeds of 54 knots (62 mph) during the storm.

Wider weather episode

Thunderstorms developed ahead of a cold front moving across northern Minnesota during the afternoon hours of the 5th. Areas of wind damage were reported across the Iron Range and Minnesota Arrowhead as the moved to the east. As these storms moved over western Lake Superior, they continued to produce strong winds with a measured gust to 70 mph being recorded by an ore boat traversing the open waters of Lake Superior south of Lutsen.

View location on OpenStreetMap → (47.4000, -90.3200)

Source: NOAA Storm Events Database, event_id 1140782. Narrative written by the NWS forecast office that issued the report.