The system is expected to quickly strengthen into the first hurricane of the Atlantic season and strike the U.S. Gulf Coast as soon as Friday.

Hurricane Isaias continued its trek toward the U.S. Gulf Coast early Thursday, with a landfall expected late Friday as a dangerous hurricane, driving life-threatening storm surge, damaging winds and f...

Isiais was upgraded from a tropical storm to a Category 1 hurricane late Wednesday, Oct. 7, following a fly through by an Air Force Reserve hurricane hunter that launched a dropsonde into its corkscre...