Snowmobile triggered avalanche in Little Belts

Out of Advisory Area
Code
HS-AMu-R3-D2.5-O
Elevation
8000
Aspect
E
Latitude
46.90580
Longitude
-110.58500
Notes

Avalanche triggered by snowmobilers in the Little Belts on Thursday (1/10). This is outside of our advisory area, but shows many of the mountains in Montana have a weak and unstable snowpack. Photo: N. Boyer

Number of slides
1
Number caught
0
Number buried
0
Avalanche Type
Hard slab avalanche
Trigger
Snowmobile
Trigger Modifier
u-An unintentional release
R size
3
D size
2.5
Bed Surface
O - Old snow
Problem Type
Persistent Weak Layer
Slab Thickness
48.0 inches
Slab Thickness units
inches