21-Year-Old Hiker Dies of Hypothermia on Mount Marcy

Hiker's dog rescued unharmed after extensive search by Forest Rangers

Published on Feb. 19, 2026

A 21-year-old hiker from New Jersey named Brianna L. Mohr died of hypothermia after being found near the summit of Mount Marcy in New York. Forest Rangers launched an extensive search and located Mohr and her dog, with Mohr showing no signs of life. Her dog was rescued unharmed.

Why it matters

Hiking in extreme winter conditions can be extremely dangerous, and this tragic incident highlights the importance of proper preparation, equipment, and awareness of the risks when venturing into remote mountain areas, especially for less experienced hikers.

The details

According to New York State Police, Forest Rangers were alerted around 3 p.m. on February 12 that Mohr and her dog were in distress on Mount Marcy. Rangers launched an extensive search and located Mohr and her dog around 9 p.m., but Mohr showed no signs of life and was pronounced dead. An autopsy confirmed hypothermia as the cause of death.

  • On February 12, Forest Rangers were alerted around 3 p.m. that a hiker and dog were in distress.
  • Around 9 p.m. on February 12, Rangers located Brianna L. Mohr and her dog.
  • On February 14, an autopsy confirmed hypothermia as the cause of Mohr's death.

The players

Brianna L. Mohr

A 21-year-old hiker from Brick, New Jersey who died of hypothermia on Mount Marcy.

New York State Forest Rangers

Launched an extensive search and rescue operation to locate Mohr and her dog on Mount Marcy.

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The takeaway

This tragic incident underscores the importance of proper preparation, equipment, and awareness of the risks when hiking in extreme winter conditions, especially for less experienced hikers. It serves as a somber reminder of the dangers that can arise even on seemingly routine outdoor excursions.