Utilities and governments along the East Coast are working to head off long-term power failures as forecasters predict a major storm to hit a region already skittish after foul weather in recent months that plunged residents into darkness for weeks.
Jamaican police say Hurricane Sandy has killed another person.
Isaac hovered over Louisiana for a third day Thursday, shedding more than a foot of additional rain that forced authorities to hurriedly evacuate areas ahead of the storm and rescue hundreds of people who could not escape as the rapidly rising waters swallowed entire neighborhoods.
Hurricane Isaac sidestepped New Orleans on Wednesday, sending the worst of its howling wind and heavy rain into a cluster of rural fishing villages that had few defenses against the slow-moving storm that could bring days of unending rain.
Hurricane Isaac has made landfall in southeast Louisiana with winds near 80 mph.
Floridians, tourists and thousands of visitors for the Republican National Convention were warned Saturday to prepare for Tropical Storm Isaac, which is expected to strengthen to a hurricane by the time it reaches the Florida Keys.
U.S. forecasters are raising their estimate of potential storms in the remainder of the Atlantic hurricane season, which enters its peak period this month.
Baltimore Gas and Electric is advising customers to prepare now for hurricane season.
U.S. forecasters predicted Thursday that this year’s Atlantic hurricane season would produce a normal number of about nine to 15 tropical storms.
Hurricane Katia has weakened slightly as it moves northwestward across the Atlantic but is still a Category 2 storm.
More than 39,000 households and businesses along the Eastern Seaboard that lost power during Irene remained without it a week after the storm.
Maryland Natural Resources Police are urging boaters hitting the water for the Labor Day weekend to look for debris from Hurricane Irene.