Observed full the full spectrum of old wind slab on our tour ranging from 2″ – 24″+ deep. And stiffness from just edgeable skinning to Boot Top cream cheese ski turns.
Significant wind loading above Hillmans this morning.
Sunny skies and strong NW wind made wind loading easily identifiable in the ravine. Scoured start zones and wind loaded mid slopes were a result of a strong northwest wind that had new snowfall from Sunday (01/19) available for transport. Within the . . .
We took an AIARE 1 class up to Gulf of Slides. Some minor wind affected snow found above Graham Trail. A skier on the descent mentioned reactive wind slabs higher up, fwiw. Dug pits at roughly 4000 feet. Some moderate failures were found in the storm . . .
Touring around the Cutler River Drainage, we found the full gamut of soft snow, hard wind slab, sastrugi, and refrozen crust. Generally, north facing slopes saw significant scouring from Friday’s wind, with isolated pockets of sastrugi. East and SE . . .
Crown line observed low in the lower construction of Hillman’s and a related debris pile.
Likely happened Jan 8 during the afternoon or night.
1/8/2020 – 5.2 inches of snow recorded on the summit on WNW(290) wind 43.5 to 95 mph.
1/7/2020 – 1.6 inches of snow recorded on the summit on W(270) wind 41.8 to 90 mph.
1/6/2020 – 2.2 inches of . . .
Many consecutive days of snow on a W-NW wind. No further details.
Fresh low-density snow from the afternoon of 1/6 was being transported by strong west winds. New snow was undisturbed below tree line. Near treeline, winds began to scour and load some areas of the terrain. Visibility was minimal at higher . . .
Snow profile in main gully, not completely positive on all grain identifications