19-20

Cornice fall avalanche MT. Blackmore

Mt Blackmore
Northern Gallatin
Code
C-NC-R2-D2-O
Elevation
10000
Aspect
N
Latitude
45.44440
Longitude
-111.00400
Notes

From IG message (4/10/20): "Huge cornice release on north face of Blackmore today around 11am. North face was not hot yet but I am guessing the rocks on the back side transferred the heat?"

Number of slides
1
Number caught
0
Number buried
0
Avalanche Type
Cornice fall
Trigger
Cornice fall
R size
2
D size
2
Bed Surface
O - Old snow
Problem Type
Wind-Drifted Snow
Vertical Fall
700ft
Slab Width
40.00ft
Slab Thickness units
centimeters
Single / Multiple / Red Flag
Single Avalanche
Advisory Year

From IG message (4/10/20): "Huge cornice release on north face of Blackmore today around 11am. North face was not hot yet but I am guessing the rocks on the back side transferred the heat?" Photo: @graeme.emerson

Northern Gallatin, 2020-04-11

Wet loose slides at Bridger

Bridger Bowl
Bridger Range
Code
WL-N-R2-D2
Elevation
8300
Aspect
SE
Latitude
45.81560
Longitude
-110.92300
Notes

Wet loose slides observed running far into South Bowl morning of 4/10/20. Also slides reported crossing North Bowl road, and far down Slushman's Ravine.

Number of slides
2
Number caught
0
Number buried
0
Avalanche Type
Wet loose-snow avalanche
Trigger
Natural trigger
R size
2
D size
2
Problem Type
Wet Snow
Slab Thickness units
centimeters
Single / Multiple / Red Flag
Multiple Avalanches
Advisory Year

Natural Wet slide on Sphinx

Sphinx Mountain
Northern Madison
Code
WL-N
Elevation
9000
Aspect
SE
Latitude
45.15820
Longitude
-111.47700
Notes

From IG message (4/10/20): "My party and I observed a wet slide off of the s-se facing aspect of the Sphinx today around 1pm."

Number of slides
1
Number caught
0
Number buried
0
Avalanche Type
Wet loose-snow avalanche
Trigger
Natural trigger
Problem Type
Wet Snow
Slab Thickness units
centimeters
Single / Multiple / Red Flag
Single Avalanche
Advisory Year