At least 20 people are missing or unaccounted for after flash floods overwhelmed a remote area of the Grand Canyon, including ...

Canyons, small streams and dry creek beds in the West can be deceptively dangerous, trapping hikers when rainfall upstream ...

Extreme heat, severe thunderstorms and flash-flood risks threaten parts of the U.S. during the Labor Day weekend.

Texas hit with 30 inches of rain in 24 hours during extreme flash-floods as rescues of trapped residents underway - Rainfall was falling at a rate of five inches an hour Wednesday in areas northeast o ...

A catastrophic flash flood tore through the Grand Canyon's Bright Angel Canyon, killing at least two, leaving more than a ...

An extreme flood scenario is underway Wednesday morning in Southeast Texas with the remnants of Edouard. The storm, now a ...

Amid floods in Nepal, the U.S. is experiencing serious floods in the west, including the Grand Canyon. We break down if they are connected and how Americans can understand this monsoon season.

The Northeast has become more prone to extreme rainfall events that produce flash flooding, potentially damaging homes and threatening residents.

Amid a natural disaster unlike any Pueblo County has seen in "decades," county commissioners are urging community members to ...

Thunderstorms triggered flash floods that killed at least two people at one of the United States’ most-visited national parks.

A relentless summer weather pattern combining extreme heat, high humidity and severe thunderstorms has triggered multiple flash flooding events across West Virginia, with meteorologists forecasting co ...