The Colorado River used to flow all the way to the Pacific Ocean. But climate change and steady demand mean that it dries up ...

A major storm continues to drop heavy snow and record rain in California, causing small landslides and flooding some streets.

On the heels of a bomb cyclone that hit Washington, Northern California, and Oregon, the area will be slammed again by an ...

The body of a missing hiker was recovered along the Colorado River on Sunday after flash flooding in Grand Canyon National ...

The Colorado Department of Agriculture said it has completed its testing of the beef and does not anticipate receiving more samples.

An expansive storm system is swirling through the central United States and unleashing a kitchen sink of weather woes — ...

In the northern hemisphere, atmospheric rivers typically occur during winter and are often cited for strong storms in the ...

Updated 11:55 p.m. Sunday: A glacial outburst flood from Suicide Basin is expected to cause the Mendenhall River to crest at 11.31 feet between 1 and 4 a.m. Monday — when temperatures in the ...

Flash flooding in late August swept an Arizona woman into Havasu Creek above the Colorado River confluence, killing her. The rushing waters also sent hikers scrambling for high ground and trapped ...

FLAGSTAFF, Ariz.—The Federal Energy Regulatory Commission has accepted a preliminary permit application for a 24-story dam spanning the Little Colorado River gorge on the Navajo Nation. The proposed ...