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

Hurricane Erin is a huge Category 4 storm and is expected to both grow larger and stronger today as it moves toward the ...

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

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

Tropical Storm Erin is on the cusp of strengthening into a hurricane, which it is expected to become later this Friday, as it ...

Tropical Storm Erin has begun strengthening as it streaks west across the Atlantic and is on track to reach hurricane status ...

Officials in the northern Caribbean are warning of heavy rains and dangerous swells as Tropical Storm Erin approaches the ...

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

SAN JUAN, Puerto Rico (AP) — Erin strengthened into a powerful Category 4 hurricane in the Caribbean on Saturday and ...