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Extreme Cold/Wind Chill in Koyukuk-upper Kobuk Valleys, Alaska

Extreme Cold/Wind Chill December 1, 2000 – December 2, 2000 · Koyukuk-upper Kobuk Valleys, Alaska

The wider storm

A 996 mb Low in the eastern Tanana Valley combined with a broad area of High Pressure over the Arctic Ocean and cold arctic air from the north produced a strong pressure gradient and wind chills to 70 below zero, reported at the Remote Automatic Weather Station at Makpik Creek, in the Upper Noatak Valley.

Source: NOAA Storm Events Database, event 5177581. Narratives are written by the National Weather Service forecast office that issued the report.

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