Storms that ramp up so quickly complicate forecasting and make it harder for government agencies to plan for emergencies.

Hurricane Erin has strengthened into a Category 2 storm as it approaches Puerto Rico and the Virgin Islands, bringing heavy ...

As of 5 a.m. on Sunday, Hurricane Erin has weakened back to a Category 3 storm but has grown larger, the National Hurricane ...

BEAUMONT, Texas — Tropical Storm Erin is moving quickly westward across the Atlantic Ocean and could strengthen into a ...

While Erin is expected to take a northward turn in the Atlantic, a new system off the coast of Africa has the National ...

Hurricane Erin pelted parts of the Caribbean and was forecast to create dangerous surf and rip currents along the U.S. East ...

Hurricane Erin restrengthened into a Category 4 storm late Sunday, with forecasters warning it is expected to intensify and ...

An eyewall replacement cycle is underway within Hurricane Erin as the monster storm continues to barrel across the Atlantic ...

Despite this, the US National Hurricane Center (NHC) says Erin is growing in size, with tropical-storm-strength winds ...

The storm will remain a major hurricane through the middle of the week, according to the National Hurricane Center.

It quickly powered up from a tropical storm to a Category 5 in a single day, the National Hurricane Center said.

Hurricane Erin rapidly intensified into an extremely dangerous Category 5 cyclone as it stayed safely north of the Caribbean ...