Blizzard — White Mountains and High Terrain South of the Yukon River, Alaska

2025-12-11 to 2025-12-13 · White Mountains and High Terrain South of the Yukon River, Alaska

Event narrative

DOT/Alaska 511 reported a road closure at Eagle Summit Road due to blizzard conditions at 1235 on 12/12/25.

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 1306973. Narrative written by the NWS forecast office that issued the report.