Natural Avalanche / Reloading

December 15, 2018
By Ryan Gibbs

Lip/ center bowl slid on Friday evening from the new 1.5” snow transported on high winds and reloaded. Debris in runout soft. Sluice has not run and . . .

Good Stability on Boott Spur Ridge 2018-12-13

December 13, 2018
By Helon Hoffer – Mount Washington Avalanche Center

We climbed Gully #3 from Hermit Lake to the ridge. The lower third was post-holing in breakable crust with very sugary snow beneath while the upper . . .

Field observations in Huntington Ravine

December 13, 2018
By Frank Carus – MWAC

Found limited amounts of 2.4″ new snow loaded into Huntington Ravine. New snow was only found in isolated areas. Surface conditions to the right of . . .

2018-12-12 wind loading, 3pm

December 12, 2018
By Frank Carus – MWAC forecaster

.06 SWE fell early in the morning, likely around 2 inches very low density snow. Northwest wind for a couple of hours in the 60-70 mph range moving . . .

Hard and soft wind slabs on the east side

December 10, 2018
By Ryan Matz – MWAC Forecaster

Large areas of hard wind slab yielding hard but clean failures in stability tests, with smaller and fewer areas of soft wind slab which remains . . .

snow pit Huntington

December 10, 2018
By Ben Allen

We climbed and ski Diagonal, The fan at the bottom on top of the bulge was of greatest concern, hand shear pulled easily we where able to mange and . . .

West Side, variable upper snowpack

December 9, 2018
By Ryan Matz – MWAC Forecaster

Evidence of strong NW and W wind scouring and deposition, with cross loaded pockets. Alpine terrain generally scoured to or very near to 12/3 . . .

Avalanches in Headwall area

December 8, 2018
By Frank Carus – MWAC forecaster

Toured up to the mouth of Right Gully. Carefully avoided the floor and the run-outs of Center Bowl and Chute which have reloaded with more wind . . .

Snow Profile Right Side Tuckerman

December 8, 2018
By Helon Hoffer – Mount Washington Avalanche Center

Full Profile Snow Pit. 150cm snow down to tops of krumholtz.

Avalanche in South Gully, Huntington Ravine

December 8, 2018
By Ryan Matz (submitting for third party) – MWAC Forecaster

Unintentional skier triggered avalanche, time approximate (Saturday afternoon), no one caught or carried. Third skier on slope, a party of 3 traveling . . .

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See an avalanche or evidence of previous avalanche activity?  Near-miss? Snowpack observations?

Your observations are valuable to an accurate forecast! We welcome observations from everyone. You don’t need to be an avalanche professional to submit helpful observations, just be as detailed and accurate as you can.