Isaac intensified into a hurricane early Friday morning over the central subtropical Atlantic ... spinning in the open waters of the Atlantic less than 800 miles west of the Azores.

Here is what to know about the storm expected to affect millions in the eastern two-thirds of the country: A large system made landfall along the West ... the Central Plains to the Mid-Atlantic ...

A massive winter storm is expected to bring "significant wintry weather" from the Central Plains to the Mid-Atlantic beginning later this week ... especially along and north of Interstate 70, have a ...

This high altitude ribbon of fast-moving winds moves broadly west to east across the North Atlantic, marking the boundary between cold air on its northern side and warmer air on its southern side.