Support the forecast! Support the forecast!

Give to Friends of the Chugach National Forest Avalanche Info Center.

Observation: Turnagain

Location: Tincan

Date:
Observer:
Route & General Observations

Standard uptrack to 2500′ checking out surface conditions and observing temperature, cloud cover and any possible natural activity

Red Flags
Red flags are simple visual clues that are a sign of potential avalanche danger. Please record any sign of red flags below.
Observer Comments

None observed
All roller ball activity was from the day before or earlier in the week

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

Partly sunny with valley fog trending to overcast late afternoon
Temperatures in the 30Fs and 40Fs at lower elevations, upper 20Fs to low 30Fs at upper elevations
Light wind
No precip

Snow surface

Breakable melt freeze crust at road level to 2000' on all aspects becoming soft on southerly slopes
Wind crust above 2000' on non solar aspects and snow from yesterday was becoming moist over a previous sun crust on southerly aspects
On descent the crust below 1500' was sticky on west aspects and soft/moist at road level.

Snowpack

Dug 1 pit @ 2500' on SW aspect and probed on SE and SW aspects near pit location HS varied from 160 to 300 cm. SE aspect surface snow was getting wet over a few cm of moist snow over a melt freeze crust from earlier in the week. SW surface snow was moist.
Found the January 21st buried surface hoar 100 below the surface. No results in CT tests. Deep tap CT 15 SC, PST 30/100 (End) 100 cm down on 1.21.18.

Photos & Video
Please upload photos below. Maximum of 5 megabytes per image. Click here for help on resizing images. If you are having trouble uploading please email images separately to staff.