Home / Lake Superior / Ls W of in Saxon Hbr Wi To Grand Portage Mn Byd 5nm

Marine Thunderstorm Wind · Lake Superior

Marine Thunderstorm Wind September 5, 2023 · Ls W of in Saxon Hbr Wi To Grand Portage Mn Byd 5nm, Lake Superior

70 mph

Measured gust (61 kt)

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

What the National Weather Service wrote

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.

The wider storm

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.

Began near Grand Marais (47.4000, -90.3200).

Source: NOAA Storm Events Database, event 1140782. Narratives are written by the National Weather Service forecast office that issued the report.

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