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Leander Oakenfold-Sackey

Avalanche Forecaster
Jackson, WY, United States

Professional Summary

Avalanche forecaster with 9 years of field and operational experience across the Teton and Gros Ventre ranges. Issues daily public and operational hazard ratings for a 2,000+ sq mi forecast zone, leads snowpack observation programs, and directs explosive control missions with a zero-incident safety record. Skilled in snowpack modeling, weather data analysis, and clear risk communication to the public, ski patrols, and highway crews.

Employment History

Lead Avalanche Forecaster
Teton Range Avalanche Center · Jackson, WY
Nov, 2021 · Present
Publish daily avalanche danger ratings and problem-type advisories for a 2,100 sq mi zone, reaching 45,000+ subscribers each season. Built a field observation network of 38 volunteer and professional observers, raising usable daily obs by 62%. Integrated SNOWPACK model output and 14 remote weather stations into a morning briefing workflow, cutting forecast prep time by 40 minutes. Coordinate with WYDOT on Teton Pass highway closures; supported 120+ control missions with no public involvements in closed areas. Deliver 30+ avalanche awareness talks per season to schools, snowmobile clubs, and guide services.
Avalanche Forecaster / Snow Safety Technician
Snake River Highway Avalanche Program · Wilson, WY
Oct, 2018 · Oct, 2021
Performed daily stability tests (ECT, CT, PST) and full snowpack profiles across 22 avalanche paths threatening WY-22. Planned and executed Gazex and helicopter explosive control missions as a licensed blaster. Maintained a 10-year avalanche occurrence database used for path-specific closure thresholds. Reduced unplanned highway closure hours 18% through earlier, data-driven control timing.
Professional Ski Patroller
Grand Targhee Resort · Alta, WY
Dec, 2015 · Apr, 2018
Conducted avalanche hazard reduction with hand charges and ski cutting on 2,600 acres of lift-served terrain. Responded to 300+ medical and rescue calls as an OEC technician; led two companion-rescue drills per month. Trained 15 rookie patrollers in beacon search, probing, and strategic shoveling.

Education

B.S. Geosciences (Snow and Ice Hydrology emphasis)
Montana State University · Bozeman, MT
Aug, 2011 · May, 2015
Senior thesis on facet growth in shallow intermountain snowpacks.

Skills

Avalanche rescue and incident command

Courses

AIARE Pro 2 (Avalanche Professional Level 2)
American Institute for Avalanche Research and Education
Certified Avalanche Practitioner track
American Avalanche Association (AAA)
Wyoming Licensed Blaster
State of Wyoming
Outdoor Emergency Care Technician
National Ski Patrol (NSP)
Wilderness First Responder
ICS-100/200 Incident Command
FEMA Emergency Management Institute

Languages

English · native
Spanish · fluent