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Marine Thunderstorm Wind · Lake Superior

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

66 mph
Measured gust (57 kt)

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

What the National Weather Service wrote

A gust of 66 mph was recorded by the P/T Clyde S. VanEnkevort.

The wider storm

Thunderstorms developed ahead of a cold front during the late morning and early afternoon hours of the 5th across northeastern Minnesota. While the storms were rather benign over land with reports of pea-sized hail, stronger wind gusts were reported over the waters of western Lake Superior. Gusts closer to shore were in the 40 to 55 mph range with gusts to 66 mph reported by two Great Lakes bulk carriers over the open waters of western Lake Superior.

Began near Grand Marais (47.3300, -90.4000).

Source: NOAA Storm Events Database, event 1143429. Narratives are written by the National Weather Service forecast office that issued the report.

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