Officials said 100 hikers were stranded after the Nepal flood destroyed part of their trail

Nepal has witnessed another flash flood after a landslide blocked the Budhi Gandaki River in Gorkha district. Here's why repeated floods are hitting the Himalayan country, how climate change and unstable mountain slopes contribute to the risk,

Remnants from Tropical Storm Rachel will interact with an upper-level low digging its way through the Pacific northwest and Utah to bring the redevelopment of rain showers and thunderstorms. This will continue to lead to an increased flood threat across the I-15 corridor.

Strong winds, heavy rain and flash flooding concerns will continue across Utah as the remnants of Tropical Storm Rachel interact with a slow-moving storm system.

Learn what causes flash floods, how flash flood warnings work, and which countries face the highest global risks.

THIS is the terrifying moment flash floods wipe out a bridge in Nepal – just weeks after a disaster left more than 1,400 people dead and 5,000 missing. Shocking video footage shows crashing