It was located about 345 miles east of Guadaloupe. The government of Barbados has issued a Hurricane Watch for Dominica. Heavy rain and winds from Olivia downed trees, knocked out power and prompted evacuations of several homes on Hawaii's Maui island but spared the state widespread damage Wednesday.
"It's not a zero event".
He said as a result of the damage caused by Maria past year, the island does not have its full complement of shelters but emergency shelters across the island would be opened by Wednesday.
"It's been an ordeal but we're coming through this fairly well", Arakawa said at a news conference.
Trouble began brewing last week, when three hurricanes-Florence, Isaac, and Helene-starting churning up the North Atlantic. But forecasters also said the opposite could happen when it brushed up against strong wind shear. This general motion is forecast to continue today with a decrease in forward speed as it gets over the Caribbean Sea.
This storm is lined up behind Florence in the Atlantic. Florence remains a risky Cat 4 with max winds of 130 miles per hour with a NW movement of 15 miles per hour. Olivia should weaken through Tuesday but remain a strong tropical storm when it reaches the Hawaiian Islands.
USGS Is Installing About 160 Sensors Along NC, SC Coasts For Florence
Emergency officials say they're keeping a close eye on the forecast and where to move resources to respond to the storm. On Sunday, Florence reached sustained winds of at least 74 miles per hour to be classified a hurricane.
After forecast models showed steering currents collapsing as the storm nears the Carolina coast Tuesday, forecasters shifted the track slightly south.
From the Ocracoke Inlet to the North Carolina-Virginia border and from the South Santee River to North Myrtle Beach, the NHC forecast that water could rise as high as 6 feet.
Tornadoes: Tornadoes will be possible along and to the right of the track of Florence, including the Midlands, Pee Dee and Catawba Regions, this is especially in SC.
They warn that some roads and bridges may close.
At 8 a.m. the centre of Tropical Storm Isaac was located near latitude 14.4 North, longitude 54.1 West. Isaac is moving toward the west near 15 miles per hour (24 km/h), and this general motion is expected to continue through the weekend.
"Isaac has become less organized and is now a weak Tropical Storm".