Mario, a storm system swirling off Mexico's Pacific coast, has once again become a tropical storm. There are no coastal ...

Mario first gained tropical storm strength Friday before it weakened into a tropical depression just hours later.

A new subtropical weather system is likely to form off southern Mexico early next week and could send more San Diego County, ...

Deep mudslides and flash flooding hit Southern California Thursday after drenching thunderstorms fed by the moisture of former Eastern Pacific Tropical Storm Mario spread over the region.

The remnants of a tropical storm are bringing thunderstorms, rain and humidity, none of which are normal for this time of ...

The remnants of Tropical Storm Mario arrived in Las Vegas on Thursday afternoon and are expected to remain over the valley ...

Storms fueled by tropical storms are not unheard of. On Sept. 8, 2014, remnants of Hurricane Norbert pushed moisture into Arizona and drenched Phoenix with record-breaking rainfall — 3.3 inches of ...

Tropical Storm Gabrielle could form this week, while Mario could bring rain to Southern California in the Pacific.