Home / Lake Superior / Black River To Ontonagon Mi
Marine Thunderstorm Wind · Lake Superior
Marine Thunderstorm Wind July 18, 2020 · Black River To Ontonagon Mi, Lake Superior
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
Widespread power outages were reported from thunderstorm winds across Ontonagon County, especially from White Pine northeast to Ontonagon.
The wider storm
A cold front moving through a moist, unstable and strongly sheared environment produced strong to severe thunderstorms over portions of Lake Superior late evening on the 18th into the early morning of the 19th.
Began near Ontonagon Light (46.8700, -89.3200).
Source: NOAA Storm Events Database, event 908732. Narratives are written by the National Weather Service forecast office that issued the report.
Tornadoes near your address
See every tornado that passed near a place you know, measured to its path.
We couldn’t get your location. Check that location access is allowed for this site, or type an address.