High Wind — Southern Inner Channels, Alaska

2018-04-10 · Southern Inner Channels, Alaska

Event narrative

Two Marine Exchange sites around Ketchikan had measured gusts to 100 mph on 4/10. Annette Airport had gusts to 62 mph. Many areas reported gusts 60 to 70 mph. Several downed power lines caused widespread power outages according to the local utility. At Metlakatla, a couple of buildings were moved off their foundations.

Wider weather episode

Complex low pressure presisted over the entire Gulf on 4/9 & 4/10. A very strong wave developed south of Haida Gwaii and skirted the coast of SE Alaska causing storm force wind and hurricane force gusts. There was some damage reported, and the peak wind was 100 MPH. The strong wave moved off the coast and into the western Gulf on the morning of 4/11.

Source: NOAA Storm Events Database, event_id 739297. Narrative written by the NWS forecast office that issued the report.