Heavy Snow in Southern Inner Channels, Alaska

Heavy Snow December 20, 2021 – December 21, 2021 · Southern Inner Channels, Alaska

What the National Weather Service wrote

County official estimates 5 to 6 inches of snow before 1 pm of snow in Thorne Bay. Tree fell on power line due to accumulated snow load.

The wider storm

Subfreezing /below normal temperatures were in place with a snowpack already on the ground across the entire region. A low tracked SE along the outer coast, started off with small snow crystals then rates steadily increased as the system developed. Every community saw some snow from this event and a few saw a short period of sleet. Sea level locations along the southern outer coast warmed enough for rain, but upper elevations and inland locations saw all snow.

Source: NOAA Storm Events Database, event 1000317. Narratives are written by the National Weather Service forecast office that issued the report.

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