Avalanche Forecast for Sunday, January 19, 2020

  • Don’t commit to the steepest or largest slopes and gullies without carefully assessing the snow and terrain configuration.
  • Start with well supported slopes below 35 degrees without overhead hazard.
  • Mid slope aprons of snow which accumulated thick, hard wind slabs during the last storm could produce an avalanche more than capable of burying a person. Chute and beneath the ice cliffs in the Headwall in Tuckerman Ravine are examples. 
  • The steepest areas previously scoured to the icy crust should be carefully assessed or perhaps best avoided altogether today since they may harbor the most reactive wind slabs. The upper ⅓ of gullies in Gulf of Slides come to mind.

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