Tropical cyclones become tropical storms when sustained winds reach 39–73 mph, are upgraded to hurricanes at 74 mph, and ...

Forecasters say Tropical Storm Erin, which formed in the eastern Atlantic Ocean on Monday, is expected to become the Atlantic ...

Tropical Storm Erin is expected to strengthen into a hurricane later this week in the Atlantic Ocean, according to the ...

According to the National Hurricane Center, Tropical Storm Erin is expected to decrease in forward speed and gradually turn toward the west-northwest.

Forecasters say Tropical Storm Erin has formed in the eastern tropical Atlantic Ocean as Hurricane Henriette is strengthening ...

On average, the fourth named storm of the year forms by Aug. 15; the first hurricane by Aug. 11. But last year, Hurricane ...

MIAMI — Tropical Storm Erin formed Monday in the eastern tropical Atlantic Ocean, just west of the Cabo Verde Islands, as ...

Tropical Storm Erin continues to move quickly west, and is expected to become the first hurricane of the Atlantic season.

The National Hurricane Center said the storm has winds of 45 miles per hour, and is expected to become a major hurricane by ...

Tropical Storm Henriette is strengthening in the central Pacific Ocean and could become a hurricane, but it poses no threat ...

Tropical Storm Erin formed Monday morning in the eastern Atlantic Ocean and forecasters expect it to become the first ...

Henriette regained tropical storm strength in the Pacific Ocean well east of Hawaii on Saturday, but forecasters said it was ...