Ice Storm — Lower Kuskokwim Valley, Alaska

2019-11-05 to 2019-11-06 · Lower Kuskokwim Valley, Alaska

Event narrative

In Sleetmute, Jack Egnaty Senior School reported 0.5 inches of ice accumulation.

Wider weather episode

A low pressure system moved northward from the Gulf of Alaska towards Bristol Bay. This brought a large amount of warm air into the region. Preceding conditions across Southwest Alaska were well below freezing. The warm air aloft allowed the precipitation in the area to fall as rain, which froze instantly upon hitting the ground.

Source: NOAA Storm Events Database, event_id 861891. Narrative written by the NWS forecast office that issued the report.