Natural avalanches on Mt. Zimmer

Mt. Zimmer
Cooke City
Code
HS-N-R3-D2-O
Aspect Range
N-NE
Latitude
45.11720
Longitude
-109.89200
Notes

From the email: "Two slab avalanches that looked a day or two old. Both East/NE aspect off of Mount Zimmer. One was storm snow/windslab 12'18" crown that ran 300' wide, D1.5/R3 and the other was a small width deep slab in a pocket below cliffs. 4-5'crown, 50'wide, D2/R1." 

Multiple Avalanches
Number of slides
2
Number caught
0
Number buried
0
Number killed
0
Avalanche Type
Hard slab avalanche
Trigger
Natural trigger
R size
3
D size
2
Bed Surface
O - Old snow
Problem Type
Persistent Weak Layer
Slab Thickness
18.0 inches
Slab Width
300.00ft
Slab Layer Grain Type
Wind packed
Slab Thickness units
inches
Single / Multiple / Red Flag
Multiple Avalanches
Advisory Year
18-19