At least three U.S. tourists are missing after flash floods swept through the Bhote Koshi river valley in northern Nepal on Wednesday [4].

The disaster highlights the extreme vulnerability of trekking routes in the Rasuwa district, where sudden weather shifts can isolate foreign nationals and locals from emergency services.

Heavy rain triggered the flash flood, causing the river to burst its banks and sweep away entire villages [5]. The disaster struck the Bhote Koshi river area on the Nepal-Tibet border, specifically within the Rasuwa district [3].

The Nepal Tourism Board said the flood trapped numerous tourists in the region [1]. According to the BBC, there are 384 missing travelers in total [1]. This figure includes 291 foreign nationals and 93 Nepali nationals [1].

Rescue operations are ongoing, though the remote terrain has complicated efforts to locate survivors. Authorities have already recovered at least 95 bodies [5].

While some reports suggest nearly 400 people are missing [2], the BBC provides a more specific count of 384 [1]. Similarly, while some sources list exactly three U.S. citizens as missing [6], other reports specify at least three [4].

The Bhote Koshi valley is a known corridor for hikers and climbers. The sudden surge of water left little time for those in the valley to reach higher ground, leaving hundreds unaccounted for as search teams navigate the debris.

At least three U.S. tourists are missing after flash floods swept through the Bhote Koshi river valley.

This event underscores the increasing risks associated with high-altitude tourism in the Himalayas during the monsoon season. The high ratio of missing foreign nationals compared to locals suggests that tourists, often unfamiliar with local terrain and early warning signs of flash floods, are disproportionately exposed to these environmental hazards.