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Observation: Upper AF

Observation Date
12/15/2022
Observer Name
Shaun D/H.Fo/Tara/AIARE 1
Region
Salt Lake » Little Cottonwood Canyon » Snowbird periphery » Upper AF
Location Name or Route
Sinner's
Red Flags
Red Flags
Recent Avalanches
Heavy Snowfall
Wind Loading
Poor Snowpack Structure
Avalanche Problem #1
Problem
Persistent Weak Layer
Trend
Same
Problem #1 Comments
Observed PWL
Avalanche Problem #2
Problem
Wind Drifted Snow
Trend
Increasing Danger
Problem #2 Comments
More sustaine Moderate to strong winds than forecasted today. We observed transport and creek cut cornices forming.
Comments
Winds Mod Gust Strong at 11k out of the NNW . Observed transport and loading in mid and upper elevations. S1 to S-1 snowfal throughout the day in Mid and Upper el. Skies overcast. Observed PWL with 4F slabunderneath storm snow. We stuck to low angle terrain and had limited to visibility. No avaanche activity observed in the terrain we traveled.
Overall the weather did not lineup with the forecast. Mid elevation winds were sustained at moderate and snow fall rates where more consistant and produced more precip than predicted with no clearingmid day.
Today's Observed Danger Rating
Considerable
Tomorrows Estimated Danger Rating
Considerable
Coordinates