Northern Gallatin

Shooting Cracks in Hyalite

Hyalite - main fork
Northern Gallatin
Code
Latitude
45.44720
Longitude
-110.96200
Notes

From obs: "Toured to the zipper for some 25° meadows and while the skiing was excellent, the stability was not. We triggered numerous thundering whumphs and got shooting cracks, the largest of which propagated at least 100' wide! See snow profile attached with test results."

Number of slides
0
Number caught
0
Number buried
0
Images
Shooting Cracks in Hyalite
Snow Observation Source
Very Touchy up Hyalite
Slab Thickness units
centimeters
Single / Multiple / Red Flag
Red Flag
Advisory Year
23-24

Very Touchy up Hyalite

Date
Activity
Skiing

Toured to the zipper for some 25° meadows and while the skiing was excellent, the stability was not. We triggered numerous thundering whumphs and got shooting cracks, the largest of which propagated at least 100' wide! See snow profile attached with test results.

Region
Northern Gallatin
Observer Name
Sam Lowe

Natural Avalanche in Divide Cirque

Divide Cirque
Northern Gallatin
Code
Latitude
45.39340
Longitude
-110.96900
Notes

Skies on 03/02/2024 observed several natural avalanches in Divide Cirque. This avalanche broke very wide connecting several paths. 

Number of slides
1
Number caught
0
Number buried
0
Images
Natural Avalanches in Divide Cirque, 2
Natural Avalanches in Divide Cirque, 1
Snow Observation Source
Divide basin is shedding some of its layers
Slab Thickness units
centimeters
Single / Multiple / Red Flag
Single Avalanche
Advisory Year
23-24

Rider Triggered New Snow Slab

Northern Gallatin
Code
AMr-R2-D1.5-I
Notes

Photo from IG, slide occurred night of 3/1.

Number of slides
1
Number caught
0
Number buried
0
Trigger
Snowmobile
Trigger Modifier
r-A remote avalanche released by the indicated trigger
R size
2
D size
1.5
Bed Surface
I - Interface between new and old snow
Problem Type
New Snow
Images
Rider triggered new snow slab 03/01
Snow Observation Source
Rider triggered new snow slab
Slab Thickness units
centimeters
Single / Multiple / Red Flag
Single Avalanche
Advisory Year
23-24

Natural Avalanche Main fork Hyalite

Hyalite - main fork
Northern Gallatin
Code
N
Latitude
45.44720
Longitude
-110.96200
Notes

Riders in Hyalite saw an avalanche on an east-facing slope near Maid of the Mist. This likely happened between 02/29/2024- 03/01/2024.

Number of slides
1
Number caught
0
Number buried
0
Trigger
Natural trigger
Images
Natural Avalanche Hyalite 03/01
Snow Observation Source
Slab avalanche up the main fork of hyalite
Slab Thickness units
centimeters
Single / Multiple / Red Flag
Single Avalanche
Advisory Year
23-24
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