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Lake Tahoe Avalanche: 8 Dead in Guided Ski Group

A deadly avalanche near Lake Tahoe on Feb. 17, 2026, killed eight skiers from a guided tour group, with one person still missing. It's the USA's deadliest slide since 1981.

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Lake Tahoe avalanche kills eight, one missing in deadliest U.S. slide since 1981; investigators probe guide decisions

Eight people were killed and one is presumed dead after a massive avalanche struck a guided backcountry ski group near Castle Peak, north of Lake Tahoe, on Feb. 17, 2026, in the deadliest U.S. slide since 1981.

  • Deadly slide: A large slab avalanche hit a guided group near Castle Peak on Feb. 17, 2026; eight confirmed dead and one missing, six survivors rescued. 2026 Lake Tahoe avalanche
  • Guiding decisions scrutinized: Investigators are probing whether guides had the upgraded Sierra Avalanche Center warning before the party exited. Los Angeles Times report
  • Storm and snowpack: A major winter storm dropped 3–6 feet in places, producing unstable layers and D3-size slide potential as forecast by avalanche authorities. Sierra Avalanche Center notice

What happened

Investigators say a football field–sized slab of snow broke loose and swept down the slope, overtaking the group almost instantly. A witness yelled “Avalanche!” as the slab moved, but skiers had little time to react, Nevada County Captain Russell “Rusty” Greene said.

Emergency calls came in at about 11:30 a.m.; rescue teams reached survivors roughly six hours later, near 5:30 p.m. Six people were found alive — four men and two women — huddled under a makeshift shelter of tarps and using emergency beacons and a mobile phone in emergency mode to communicate with rescuers. Two survivors were injured and taken to hospital. (Source)

The group and the victims

The expedition was a three-day backcountry ski trip organized by Blackbird Mountain Guides of Truckee. Eleven skiers and four guides started the trip; authorities confirmed three of the four guides are among the deceased. The party included men and women ages roughly 30–55.

Published reports identified six women from a friend group among the dead: Carrie Atkin, Liz Clabaugh, Danielle Keatley, Kate Morse, Caroline Sekar and Kate Vitt. Families and friends described the victims as experienced, passionate skiers who respected the mountains. Sugar Bowl Academy confirmed members of its community were among the dead and asked for privacy for grieving families.

Weather, snowpack and avalanche forecasts

A major winter storm hit the Sierra Nevada beginning Feb. 15, dropping three to six feet of snow in places by Feb. 17. Boreal Mountain Ski Resort reported about 30 inches of snow in 24 hours and the National Weather Service recorded intense hourly rates up to 3–4 inches in some spots. These conditions produced unstable layers in the snowpack.

The Sierra Avalanche Center issued an avalanche watch at 6:49 a.m. Sunday, warning that large avalanches were likely in the next 24–48 hours; later that day it was upgraded to an avalanche warning, indicating avalanches were expected and D3-size slides — large enough to bury a car or house — were possible. Investigators will review whether guides received notice of the upgrade before the group began its exit. (Forecasts and advisory)

Blackbird Mountain Guides and the investigation

Blackbird Mountain Guides said guides communicate with senior staff about conditions and routing, and the company is cooperating with investigators while requesting the public refrain from speculation. Its statement said internal and external investigations are underway into what happened on the trip. (Company statement)

Nevada County Sheriff Shannan Moon said investigators will examine whether the group had the updated warning, how route and timing decisions were made, and whether safety protocols and communications were followed. With one person still unaccounted for, operations shifted from rescue to recovery. (Investigative focus)

Search, rescue and timelines

First responders confronted severe weather, deep snow, poor visibility and the risk of secondary slides. The delay between the midmorning avalanche and the arrival of the first rescue teams in the late afternoon highlighted the challenges of responding in storm conditions. Survivors’ use of personal locator beacons, emergency phone modes and improvised shelters likely helped them endure until help arrived. (Response timeline)

Community response

The tragedy reverberated across the Tahoe and Truckee region and among ski communities nationwide. Sugar Bowl Academy said the loss affected the entire organization and asked for privacy and support for athletes and families. Local clubs and outdoor groups are offering counseling, vigils and equipment checks while the investigation proceeds. (Community response)

Why investigators are focused on timing and warnings

When the Sierra Avalanche Center raises a watch or warning, that information is central to trip planning for professional guides and experienced backcountry parties. Investigators will ask: Did guides receive the warning upgrade before leaving? What route and timing choices were made as conditions deteriorated? Were mitigations — spacing, escape routes, decision checkpoints — in place and followed? Sheriff Moon has said those questions are central to the probe. (Investigative questions)

Implications for Walla Walla, Washington

Economic impact: While Walla Walla’s economy is not directly tied to Lake Tahoe, the shock of a fatal avalanche can ripple through regional outfitting, guiding and winter-sport markets. Local guide services and outfitters may face increased scrutiny from customers demanding documented safety protocols, communication plans and insurance.

Political consequences: The event may sharpen calls for clearer accountability from private guiding companies and for state or county regulators to ensure standards are met while balancing local control. Officials could face pressure to support funding for avalanche forecasting and search-and-rescue capacity.

Social and cultural effects: Walla Walla’s tight outdoor community may rally to support victims’ families and programs. Parents, coaches and youth organizations may re-evaluate travel policies and emergency training for backcountry travel — balancing personal freedom with life-saving safeguards.

Practical applications

Residents who travel to mountain snow or hire guides should ask: What is your protocol for changing or cancelling based on avalanche watches/warnings? Do you monitor the Sierra Avalanche Center and National Weather Service continuously? Are guides trained in rescue, and are emergency beacons and communication tools tested before each trip? Local search-and-rescue teams and volunteer organizations should review equipment, mutual aid agreements and winter rapid-response plans.

Sources and further reading

“Investigative reporting will continue as authorities sort through new evidence, interview guides and survivors, and review whether warnings were known before the party began their trek.”

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Chris Robertson

Raised in Moraga, California, Chris Robertson is a Sacramento contributor for Times Media Service. Robertson covers Sacramento news, including local government, public safety, schools and development, along with California transportation and energy, from major infrastructure projects to state energy policy. Robertson holds a master's degree in journalism.

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