Observation: Hatcher Pass

Location: $1000 Run

Date:

January 28, 2018 2:00pm

Observer:

Joe Kurtak

Route & General Observations

From PL just below Hatcher Pass Rd gate, skied up snowmachine route towards Hatcher Pass. Then peeled off, crossed Hatcher Ck and headed up bench on N. side $1000. Topped out in saddle at 4300ft overlooking April Bowl.

Red Flags

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Observer Comments

Did observe evidence of D1 sluff, probably skier-tiggered, on the west-facing side of April Bowl. To much shadow to get good pic.

Weather & Snow Characteristics

Please provide details to help us determine the weather and snowpack during the time this observation took place.

Weather

Cold and clear with calm winds. At 1400 temp -11C.

Snow surface

At PL 25cm loose and wind transported snow with minor development of 1mm surface hoar. Above 3600ft transitioned to mixture of wind slab and loose snow overlying old M/F crust (pic attached).

Snowpack

See attached pit profile. At pit elevation of 4300ft found loose snow overlying a series of aternating layers of wind slab, rounding facets and M/F crust. Got STN and CTN for stabiity tests. Did not do ECT due to nonreaction of snowpack in CT test.

Photos & Video

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Snow profile on NE aspect at head of $1000 run just below rock outcrops on ridgetop.

sastrugi over M/F crust at 4100ft on $1000 run.

Location

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