Tropical Storm Barbara has formed off the southwest coast of Mexico, the National Hurricane Center in Miami said early Sunday ...

Two to four inches of rainfall in portions of Mexico's western states may lead to flooding and mudslides through Monday.

The National Hurricane Center in Miami says Tropical Storm Barbara has formed off the southwest coast of Mexico. No coastal ...

Tropical Storm Barbara has formed off the southwest coast of Mexico, the National Hurricane Center in Miami said June 8.

Tropical Storm Barbara formed off the southern coast of Mexico on Sunday morning, and forecasters say it's expected to become the first hurricane of the season in the Eastern Pacific.

A tropical storm is a tropical cyclone that has maximum sustained winds between 39 and 73 mph – an upgrade from a tropical depression.

The term 'lahar' refers to a deluge of water, volcanic material and other debris which has been swept along.