Lawine

Y Couloir

JHMGTetons
Auf der Karte ansehen

Quick report

8900' E Aspect: HS 275, ECTN 5 down 20cm on graupel, ECTN 28 down 45cm on interface. 2/6 layer down 130cm, 1/31 layer down 160cm Hand Shears failing on Isolation on SE slopes above 9200'.

Avalanche

Size
D2 R2
Type
SS
Aspect
N
Trigger
N
Elevation
8160 ft

Both arms of the Y went wall to wall full path, even propagated where the slab was only 1 inch thick. Max depth of observed crown 30cm. Also observed large debris pile in between Log Jam and Y aprons