Updated at 9:03 p.m. ET
Hurricane Joaquin is moving rapidly away from the Bahamas as a Category 4 storm, with sustained winds of 155 mph. Although forecasters say it will stay well offshore from the U.S. East Coast, Bermuda could be in the storm's crosshairs.
Even without a direct hit on the Eastern Seaboard, severe flooding, partly from hurricane-generated rain, was is a big concern in the Carolinas. The White House has declared a state of emergency in South Carolina, which is getting historic levels of rainfall.