Avalanche activity from wet cycle

Location Name: JFS Canyon Observation date: Wednesday, March 20, 2019 - 20:15	Is this an Avalanche Observation: Yes

Observation made by: Public

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Updating database with avalanche activity reported from BNSF

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Route Description:

Avalanche Details

Avalanche Details:

Date and Time of Avalanche:

Tuesday, March 19, 2019 - 17:15

Avalanche Type:

Wet Slab

Failure Plane/Weak Layer:

Ground

More information or comments about the avalanche:

Shed 11 and Shed 10.7 Wet slab triggered by wet loose.

Trigger

Trigger:

natural

Terrain

Starting Elevation:

near-treeline

Size

Destructive Size:

D3 - Could destroy a car, a wood house, or snap trees

Relative Size:

R3 Medium

Avalanche Length (Vertical Run):

1500ft.

Date and Time of Avalanche:

Wednesday, March 20, 2019 - 14:15

Avalanche Type:

Wet Slab

Failure Plane/Weak Layer:

Ground

More information or comments about the avalanche:

Shed 10

Trigger

Trigger:

natural

Terrain

Starting Elevation:

near-treeline

Size

Destructive Size:

D3 - Could destroy a car, a wood house, or snap trees

Date and Time of Avalanche:

Wednesday, March 20, 2019 - 15:15

Avalanche Type:

Wet Slab

Failure Plane/Weak Layer:

Old snow

More information or comments about the avalanche:

Grizzly Gulch

Trigger

Trigger:

natural

Terrain

Starting Elevation:

near-treeline

Size

Destructive Size:

D2 Could bury, injure, or kill a person.

Crown Height:

2 ft

Date and Time of Avalanche:

Wednesday, March 20, 2019 - 17:15

Avalanche Type:

Wet Slab

More information or comments about the avalanche:

Infinity

Trigger

Trigger:

natural

Terrain

Starting Elevation:

near-treeline

Size

Destructive Size:

D3 - Could destroy a car, a wood house, or snap trees

Relative Size:

R3 Medium

Date and Time of Avalanche:

Wednesday, March 20, 2019 - 18:15

Avalanche Type:

Wet Loose

Failure Plane/Weak Layer:

Ground

More information or comments about the avalanche:

Trigger

Trigger:

natural

Terrain

Starting Elevation:

near-treeline

Size

Destructive Size:

D2.5

Avalanche Length (Vertical Run):

2000ft.

Date and Time of Avalanche:

Wednesday, March 20, 2019 - 17:30

Avalanche Type:

Wet Slab

Failure Plane/Weak Layer:

Old snow

More information or comments about the avalanche:

Goat lick

Size

Destructive Size:

D2.5

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