Bridger-Teton National Forest Avalanche Center

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Weather

Date	Period	Name	Affiliation	Location	Zone	Sky	Precipitation	Intensity	Rain Line

Warning Signs

Blowing Snow

Date	Period	Observer	Area	Zone	Depth (inches)	Extent	Elevation	Aspect

Shooting Cracks

Date	Period	Observer	Area	Zone	Cracking	Elev	Aspect

Whumpfing

Date	Period	Observer	Area	Zone	Whumpfing	Elev	Aspect

Problem Layer

Date	Observer	Area	Zone	Type	Depth (inches)	Elev	Aspect

Hazard Assessment & Comments

Date	Observer	Area	Zone	Bulletin	Agree		Comments

General

The observations selected display in all of the areas below. You can open and close each area if you want to only see some of the information.

The date, observer, period, area, zone and location are repeated in each section.

All depths are in inches.

View map of reporting areas and zones

Wind Depths

Large (> than 18 inches)
Medium (6-18 inches)
Small (2 to 6 inches)
None
No Obs: No Observations not possible

Blowing Snow Extent

near - drifts along ridges
middle - drifts extended from ridges
far - drifts beyond ridges - extensive

Problem Layer Types

RC - rain crust
SC - sun crust
MFC = melt/freeze crust
RmC - rime crust
RRC - radiation recrystallization
SF - surface hoar
NSF - near surface faceted snow
DH - depth hoar
DB - density break
HC = hardness change

Blowing snow depths

Large (> than 18 inches)
Medium (6-18 inches)
Small (2 to 6 inches)
None
No Obs: No Observations not possible

Blowing snow extent

near - drifts along ridges
middle - drifts extended from ridges
far - drifts beyond ridges - extensive