More avalanches in JFS Canyon

Location Name: BNSF Avalanche Safety - JFS Canyon Observation date: Tuesday, February 9, 2021 - 22:15	Is this an Avalanche Observation: Yes

Observation made by: Public

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Quick Observation

Better visibility today allowed for views of the Program Area and surrounding terrain. Large crown observed on easterly aspect of Running Rabbit Mtn-Grizzly Gulch. Also another crown observed on a SW aspect of Running Rabbit in a path known as Goat Lick. More details under Avalanche Tab.
Some minor (D1) dry loose sluffing on steep sunny slopes this afternoon.

Snowpack, Avalanche, Weather Images:

Travel Details

Region:

Flathead Range/Glacier National Park - John F. Stevens Canyon

Activity:

Other

Avalanche Details

Avalanche Details:

Date and Time of Avalanche:

Sunday, February 7, 2021 - 02:15

Number of avalanches:

Avalanche Type:

Soft Slab

Failure Plane/Weak Layer:

Old snow

More information or comments about the avalanche:

Details are best estimates. Likley ran during the Feb 6/7 storm. Suspect buried surface hoar as failure layer.

Trigger

Trigger:

natural

Terrain

Aspect:

East

Starting Elevation:

6700

Size

Destructive Size:

D2.5

Relative Size:

R4 Large

Crown Height:

3 ft

Avalanche Length (Vertical Run):

1000ft.

Avalanche Width (Average width):

600ft.

Avalanche Location:

Date and Time of Avalanche:

Sunday, February 7, 2021 - 02:15

Number of avalanches:

Avalanche Type:

Soft Slab

Failure Plane/Weak Layer:

Old snow

More information or comments about the avalanche:

Didn't get a very good view of this avalanche. More uncertainty/unknowns. Looked to be about D2 size. Likley ran some time during the Feb 6/7 storm.

Trigger

Trigger:

natural

Terrain

Aspect:

Southwest

Starting Elevation:

above-treeline

Size

Destructive Size:

D2 Could bury, injure, or kill a person.

Relative Size:

R1 Very Small

Crown Height:

3 ft

Avalanche Location:

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