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High Wind in Juneau Borough and Northern Admiralty Island, Alaska
High Wind January 15, 2020 – January 18, 2020 · Juneau Borough and Northern Admiralty Island, Alaska
What the National Weather Service wrote
Several mountain waves over 3 days pushed winds very high across Downtown, Douglas, West Juneau, and Thane. The worst of the winds occurred late Wednesday night into early Thursday morning. Top recorded wind gust was 90 mph at the AJ Docks Marine Exchange, numerous other observations between 60 an 80 mph. Many trees reported as being down, items blown around, window broken at the State Courthouse, and trailers overturned near the Coast Guard station. High winds and wind shear cancelled all flights in Juneau on the 16th.
The wider storm
A Taku Mountain Wave developed with good cross mountain flow and cold air moving over mountains from the Canadian interior. The worst of the winds occurred late Wednesday night into early Thursday morning. Other areas including Haines, Skagway, and Tenakee Springs also saw high winds.
Source: NOAA Storm Events Database, event 871645. Narratives are written by the National Weather Service forecast office that issued the report.
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