Triggered 3-4 large, rumbling collapses as we ascended, prompting this pit. One person's skin track already ascended. We had two large collapses while breaking trail, then had two while on the already established skin track. Instability isolated to nearby similar terrain, but significant.
public
2017-03-04T12:05:00
2017-03-05T17:32:16-07:00
2020-03-12T10:37:11-06:00
Gallatin National Forest Avalanche Center
amarienthal
Jones Crk. Low
SnowPilot Snowpit site
2178
NW
32
45.8250020 -110.9413840
US
MT
125
BKN
Nil
M
SW
125
no
0
15
F
15
20
4F+
35
5
1F-
1F-
40
1
MFcr
IFrc
P
41
5
FC
F
true
46
6
P
52
28
1F-
80
45
DH
DHxr
4F
41
ECTPV
41
ECTP11
41
ECTP12
41
End
20.0
100.0
41
Q2
11
SnowPilot
7.91-0.1