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Small Loose Wet Avalanches on Castle Peak

Location Name: Castle Peak Region: Donner Summit Area Observation Date & Time: Wednesday, January 23, 2019 - 13:30
Location: 39.364588, -120.350869 See map: CalTopo	Is this an Avalanche Observation?: Yes Conditions Alerts: Avalanche Activity Rapid or Prolonged Warming Rapid or Prolonged Warming›Rollerballs / Pinwheels Rapid or Prolonged Warming›Strong Sunshine Rapid or Prolonged Warming›Warm Temperatures Terrain Alerts: Slopes Steeper than 30 degrees Obvious Slide Path

Observation made by: Guide at Tahoe Mountain School

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Observation

Description of Snow, Weather, and Avalanche Conditions:

Wind blown and unconsolidated snow existed on NW-N-NE aspects above 7500' this morning in the Andesite and Castle Peak areas. As the day progressed, air temps warmed with full sunshine and the snow surface became wet and sticky on all but the most northerly aspects. Small loose wet avalanches were occurring along the Castle Peak south face between 1 to 2pm.

Small loose wet avalanches on south side castle peak

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Small Loose Wet Avalanches on Castle Peak

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Small Loose Wet Avalanches on Castle Peak

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