Waterspout — Southern Lynn Canal, Gulf of Alaska

2007-12-03 · near Point Retreat, Southern Lynn Canal, Gulf of Alaska

Event narrative

Multiple waterspouts and funnel clouds were observed and photographed from Shelter Island and by pilots. These originated in the Berner's Bay area and moved to Point Couverden through marine zone 13.

Wider weather episode

A blocking pattern occurred for Southeast Alaska in early December. A strong arctic high cell built over central Alaska on Sunday, 12/2 and moved slowly southeastward through Thursday, 12/6. The arctic front remained south of the Lynn Canal through the period and strong outflow winds occurred there due to extreme surface pressure gradients north of the front.

View location on OpenStreetMap → (58.7198, -134.9835)

Source: NOAA Storm Events Database, event_id 71021. Narrative written by the NWS forecast office that issued the report.