Heavy Snow — Tanana Flats, Alaska

2025-12-12 · Tanana Flats, Alaska

Event narrative

The Bonzana Creek SNOTEL reported a 24 hour snow depth change of 7.6 inches at 1200 on 12/12/25, exceeding the minimum 7 inches in 24 hours criteria.

Wider weather episode

A Siberian low moving from west to east across the Arctic Coast brought heavy snow, strong winds, and cold temperatures to much of the North Slope, the northern Seward Peninsula, and Kotzebue Sound. Widespread blizzard conditions developed when falling snow and strong winds coincided, in addition to ground blizzards in areas where there was significant amounts of blowable snow. Impacts included highway closures, whiteout conditions, and very strong wind gusts.

Source: NOAA Storm Events Database, event_id 1306988. Narrative written by the NWS forecast office that issued the report.