Hurricane Katia is churning high surf and rip tides on the East Coast before racing across the Atlantic. But Nate is stewing in the Gulf of Mexico and Maria is skimming toward the Caribbean.
For residents of Haiti, still struggling to recover from last January's destructive earthquake and more recently trying to cope with an outbreak of cholera, the country dodged a bullet.
Aid groups and the Haitian government try to prepare as tropical storm Tomas threatens to regain hurricane strength. More than 1 million people live in tents on the rubble-strewn island nation.
Hurricane Danielle grew from a tropical storm into a Category 2 hurricane overnight, with sustained winds of more than 100 p.m.h. according the the National Hurricane Center. Hurricane Danielle was 1,110 miles east of the Lesser Antilles, moving toward Bermuda.
Researchers want to learn if volcano-triggered landslides can trigger even larger problems.
But two researchers say it will be a slightly reduced hurricane season, partly because of a developing El Niño.