As of 11 a.m., the storm was located 330 miles north-northeast of Hilo and 375 miles east-northeast of Honolulu.
Forecasters with the National Hurricane Center say Olivia is forecast to be approaching the Hawaiian Islands on Tuesday with some gradual weakening forecast during the next 72 hours.
If you are one of those with "storm-fatigue" and you aren't anxious about the latest hurricane threat, Central Pacific Hurricane Center says think twice.
The storm's sustained winds reached 75 mph (121 kph), just over the threshold for a hurricane, on Sunday morning as it was swirling across the Atlantic, about 750 miles (1,210 kilometers) southeast of Bermuda. But officials say a tropical storm shouldn't be taken lightly.
It's expected to be a tropical storm by the time it makes landfall. 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 unsafe. It was moving west at 6 miles per hour.
Olivia's motion is forecast to continue for the next couple of days, with a WSW turn anticipated by Tuesday. A watch is typically issued 48 hours before the anticipated first occurrence of tropical-storm-force winds, conditions that make outside preparations hard or risky.
In the latest five-day forecast, the entire state is under the "cone of uncertainty" for Wednesday.
Hurricane Lane hit the big island last month, dropping more than 50 inches of rain and causing massive flooding.
"We're monitoring this storm closely and taking steps now to ensure that we're prepared for its impacts to the state".
Knabb tells NPR that this year has been particularly intense in the eastern and central Pacific.