It's moving westward at 12 mph about 595 miles east-northeast of Hilo and 760 miles east of Honolulu.
Olivia was expected to cross into the Central Pacific late today and approach the Hawaiian Islands in three to four days.
Hurricane Olivia, a strong storm with sustained winds of 110 miles per hour, is churning toward Hawaii and could impact the island chain as early as Tuesday evening. But officials say a tropical storm shouldn't be taken lightly.
Hurricane Olivia was expected to weaken to a tropical storm before making landfall on Hawaii. A watch means residents should prepare for severe weather conditions within 48 hours before the anticipated first occurrence of tropical-storm-force winds and conditions that make outside preparations hard or risky. The cyclone was moving to the west at 12 miles per hour.
There are no warnings or advisories in effect at this time. Gov. David Ige said "We're monitoring this storm closely and taking steps now to ensure that we're prepared for its impacts to the state".
"Pretend, assume, presume that a major hurricane is going to hit right smack dab in the middle of SC".
But flash flooding could be a concern.
This is also a good time to make sure your emergency plans are updated. Due to that, we have Tropical Storm Watches out for the Islands in advance of the storm.
Most models now show the system tracking over the Big Island as a Tropical Storm on Wednesday; however the long-term forecast continues to undergo revisions as new data is evaluated with each update.
The storm was expected to bring rain and high surf rising to rise up to 18 feet on east-facing shores of Hawaii Island and Maui.