Continuing strong southwest winds and snowfall will cause CONSIDERABLE avalanche danger today. Dangerous conditions exist on drifted slopes where human triggered wind slab avalanches 1 to 3 feet deep are likely.
The Tony Grove Snotel at 8400' reports a few more inches of heavy new snow new. It's 29º F and there's 89" of total snow containing 103% of average SWE for the date. It's 21º F, at the 9700' CSI Logan Peak weather station, and southwest winds are currently averaging around 36 mph, with a 58 mph gust early this morning.
The National Weather Service in Pocatello has continued a
Winter Storm Warning for the Bear River Range in SE Idaho due to snow and drifting. Several weak disturbances will impact far northern Utah through Thursday morning. A stronger storm will impact much of the state Thursday into Friday.
Snow showers will continue today, with 1 to 3 inches possible. High temperatures at 8500' are expected to be around 36º F, with 25 to 35 mph southwest winds, gusting to around 50 mph. Snow showers are likely tonight, with little accumulation, low temperatures expected to be around 23º F, with continuing 20 to 25 mph southwest winds gusting to around 40 mph. Snow is likely tomorrow, with 1 to 3 inches possible, and the sustained southwest winds will continue to build huge cornices and drift snow into upper elevation north and east facing avalanche starting zones at 20 to 25 mph with gusts around 40 mph.
Natural avalanches of wind drifted snow were observed yesterday at lower elevations on cross-loaded east and west facing slopes at around 7000' in elevation
A couple parties report triggering 1 to 3 foot deep avalanches and observing naturals involving wind drifted snow in the Ogden Area Backcountry Sunday, and an experienced skier was caught and carried by a wind slab avalanche near the North Ogden divide yesterday. report is
HERE
A large natural hard slab avalanche was triggered by cornice fall in upper Chalk Creek in the Western Uinta Range. The avalanche occurred after southwest winds intensified Saturday Night.