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Marine Hail · Lake Superior

Marine Hail April 17, 2026 · Two Hbrs To Duluth Mn, Lake Superior

0.75 in

Hail diameter

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

The wider storm

Strong thunderstorms developed ahead of a cold front during the afternoon of the 17th and moved east across western Lake Superior. The first storms produced hail to 1 inch in diameter along the North Shore with later storms producing wind gusts to 43 knots along the South Shore.

Began near Two Harbors Lakeside (47.0200, -91.6600).

Source: NOAA Storm Events Database, event 1327065. Narratives are written by the National Weather Service forecast office that issued the report.

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