21-Year-Old Hiker Found Dead on New York's Highest Peak

Brianna Mohr of Brick, NJ, died from hypothermia after slipping near the summit of Mount Marcy.

Published on Feb. 26, 2026

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A 21-year-old woman from Brick, New Jersey was found dead near the summit of Mount Marcy, New York's highest peak, after slipping in freezing conditions. Her dog survived the ordeal.

Why it matters

This tragic incident serves as a harsh reminder of the dangers of winter hiking, even for experienced outdoor enthusiasts. Conditions can turn severe quickly at high elevations, putting hikers at risk of life-threatening hypothermia.

The details

Authorities say Brianna Mohr had called 911 after slipping and becoming disoriented, unable to find her way back to the marked trail. New York State Forest Rangers spent about six hours navigating brutal winter conditions before locating her near the summit, where she was pronounced dead. An autopsy confirmed hypothermia as the cause of death.

  • On Thursday, Mohr called 911 around 3 p.m. after slipping near the summit.
  • Rangers spent about six hours searching before locating Mohr near the summit.
  • Temperatures on the mountain that day ranged from 8 degrees below zero to about 20 degrees.

The players

Brianna Mohr

A 21-year-old hiker from Brick, New Jersey who died from hypothermia after slipping near the summit of Mount Marcy.

New York State Forest Rangers

The rescue team that spent hours searching for Mohr in brutal winter conditions on Mount Marcy.

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What’s next

Authorities are investigating the incident to determine if any additional safety measures or warnings could have prevented this tragedy.

The takeaway

This heartbreaking incident serves as a stark reminder of the importance of proper preparation, caution, and vigilance when hiking in extreme winter conditions, even on well-known trails. Hikers must be aware of rapidly changing weather and be ready to turn back if conditions become too dangerous.