Winter Weather — Copper River Basin, Alaska

2022-02-16 to 2022-02-18 · Copper River Basin, Alaska

Event narrative

Rich Highway milepost 150 reported between 8 and 12 inches of snow. Alaska 511 showed Tok Cutoff Milepost 30 reported between 8 and 12 inches of snow. Alaska 511 showed Isabel Pass closed for snow slide; Public in Glennallen reported 1.4 inches and CoCoRAHS 3.2 miles northeast of Glennallen reported 1.2 inches of snow.

Wider weather episode

A large storm system in the North Pacific moved northward towards Southern Alaska and brought a myriad of precipitation types. Moisture overran the Arctic air at the surface that was entrenched across the southern Mainland resulting in the hazardous winter weather.

Source: NOAA Storm Events Database, event_id 1019137. Narrative written by the NWS forecast office that issued the report.