Storms that ramp up so quickly complicate forecasting and make it harder for government agencies to plan for emergencies. Hurricane Erick, a Pacific storm that made landfall June 19 in Oaxaca, Mexico, also strengthened rapidly, doubling in intensity in less than a day.

Hurricane Erin's outer bands were beginning to lash the southeast Bahamas and the Turks and Caicos Islands early Monday after regaining Category 4 strength overnight.

Hurricane Erin briefly strengthened into a Category 5 storm. It is not expected to make a direct hit on the U.S. but will create dangerous surf.

Parts of North Carolina's Outer Banks have been placed under a tropical storm and storm surge watch as the still-growing, powerful, major Hurricane Erin begins a northward turn Tuesday that could send hazardous surf,

Hurricane Erin is causing evacuations in North Carolina. Here's a look at the latest forecast and spaghetti models.

Powerful Hurricane Erin has undergone a period of astonishingly rapid intensification — a phenomenon that has become far more common in recent years as the planet warms. It was a rare Category 5 for a time Saturday before becoming a Category 4, churning through the Atlantic Ocean north of the Caribbean.

Hurricane Erin has weakened slightly to a Category 4 storm while positioned northeast of Puerto Rico and is on course to brush along the U.S. East Coast.

Hurricane Erin has restrengthened to a Category 4 storm as it turns northwest and is expected to remain east of the U.S., according to the National Hurricane Center.

As of the National Hurricane Center’s 8 a.m. advisory, the center of Erin was located about 115 miles north-northeast of Grand Turk Island and 890 miles

Forecasters said Erin should begin to slowly weaken as it increased wind shear. However, it's predicted to remain a major hurricane until late next week.