A serious multi-day flood threat is underway in the Southwest as two former tropical systems turn the typically dry desert into a breeding ground for heavy rain.

A pair of hurricanes are churning up dangerous rip currents and huge waves along the Atlantic coast and battering Bermuda with a powerful one-two punch. Hurricanes Imelda and Humberto are spinning in the western Atlantic Ocean this week after collapsing five unoccupied houses along North Carolina’s Outer Banks,

Tropical Storm Gabrielle is struggling to organize after it formed Wednesday in the central Atlantic Ocean and put an end to an unusual nearly three-week stretch with no storms during the peak of hurricane season. Gabrielle was churning around 700 miles ...

A marine heat wave spanning much of the North Pacific Ocean is already influencing weather in North America and is poised to make its mark on winter. But forecasters have another global weather pattern to consider: La Niña.