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High Wind in Juneau Borough and Northern Admiralty Island, Alaska

High Wind February 12, 2021 – February 13, 2021 · Juneau Borough and Northern Admiralty Island, Alaska

68 mph

Estimated gust (59 kt)

What the National Weather Service wrote

First peak gust occurred at Marine exchange observation at Juneau AML dock at 11:22 am with a gust of 68mph. Several more after that with the latest gust at 10:22 pm.

The wider storm

Very strong pressure gradient between Whitehorse and Skagway along with good cross barrier flow at the mid levels from the east to induce increase lee side troughing on SEAK side of mountains. The Juneau area had a Taku from a moderate critical layer and very strong inversion and cross barrier flow.

Source: NOAA Storm Events Database, event 945680. Narratives are written by the National Weather Service forecast office that issued the report.

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