Observation: Hatcher Pass

Location: Rock Garden

Date:

February 18, 2018 2:00pm

Observer:

AAS Level 2 Eeva Latosuo Professional

Route & General Observations

Tour towards Pinnacle gaining elevation 4200ft before turning around with low visibility.

Red Flags

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Observer Comments

None observed

Weather & Snow Characteristics

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

Weather

AM: Overcast, no wind or precipitation. Temp 31F
1430: Obscured with new snowfall (s1), light wind from W.

Snow surface

Settled powder, smooth, no wind effect

Snowpack

@3800ft elevation 165cm snow depth. Moderate strength, low propagation propensity, 3 lemons. Layer of concern @50 cm depth, 1mm facets with recent storm snow above. (ECTN23-PC @50cm).
@4200ft. 240cm snow depth. No tests conducted, but similar layering as at lower elevation with few more hard layers within the top 100cm. Identified 2mm advanced facets 70cm from the top beneath a crust.

Photos & Video

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Nice travel conditions from the morning turned into low visibility in the afternoon.

Top 80cm of the snowpack at 4200' at Rock Garden.

Location

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