Heavy Snow in Upper Kuskokwim Valley, Alaska

Heavy Snow December 2, 2025 – December 3, 2025 · Upper Kuskokwim Valley, Alaska

What the National Weather Service wrote

The McGrath SNOWTEL (MCSA2) reported a snow depth increase of 7 inches over the course of 24 hours, verifying a Winter Storm Warning that was in effect for the region. The snow depth increased from 6 inches to 13 inches throughout the course of the day December 2nd. In addition strong winds gusting to 40 mph were observed at McGrath as the snow as falling.

The wider storm

Surface low pressure tracking into the Bering Sea pushed a series of fronts across the Yukon Delta region, providing enough lift and moisture to produce bands of heavy snowfall along with gusty winds across most of the region and into the Western Interior.

Source: NOAA Storm Events Database, event 1307556. Narratives are written by the National Weather Service forecast office that issued the report.

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