Lawine

South side of Mammoth Mtn above Horseshoe Lake

Sierra Mountain CenterEastside Region
Auf der Karte ansehen

Quick report

ATL ridgetops received light leeward loading, increasing to moderate after 2pm from SW winds. Open slopes ATL were subject to crossloading, evident in snow texture and redirected blowing snow. Overall, wind loaded test slopes proved to be quite stubborn, with the exception of the Cornice fall.

Weather

Air Temp
above freezing
Cloud Cover
clear
Wind Loading
light
Recent Snowfall
4-10cm
Snow Avail For Transport
small smounts

Weather was milder than anticipated until around 1:30pm, with calm to light SW winds. Blowing snow was still observed in open areas BTL/NTL and light flagging ATL at ridgetops and across open slopes. Winds picked up with moderate to strong gusts around 2pm, along with increased blowing snow at all elevations. No precip and clear skies throughout the day. Exited by 3pm.

Snowpack

Overall, wind loaded zones BTL and NTL above Horseshoe Lake were stubborn when tested. No shooting cracks even in firm wind slab.

Avalanche

Size
D1 R1
Type
HS
Aspect
E
Trigger
N
Elevation
9500 ft

Small wind slab onto east aspect at 9500 ft from wind event prior to last night's new snowfall.