Marine Thunderstorm Wind · Lake St. Clair

Marine Thunderstorm Wind August 20, 2009 · St Clair River, Lake St. Clair

62 mph

Estimated gust (54 kt)

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

What the National Weather Service wrote

Several trees were reported blown down in Port Huron.

A few strong to severe thunderstorms moved through Lake Saint Clair and the Saint Clair river into far southern Lake Huron.

Began near Port Huron (42.9800, -82.4200).

Source: NOAA Storm Events Database, event 188493. Narratives are written by the National Weather Service forecast office that issued the report.

See every tornado that passed near a place you know, measured to its path.