Tropical Depression 3C formed overnight and is expected to become a hurricane over the weekend as it moves toward Hawaii.
At 11 a.m., the storm was about 685 miles south-southeast of Hilo and 880 miles south-southeast of Honolulu.
The storm is the third system to form in the Central Pacific this season and is expected to strengthen into a hurricane Saturday.
The storm could track close to Hawaii next week.
If it becomes a named storm, it will be given the Hawaiian name of Kilo.
For more information visit Central Pacific Hurricane Center: www.prh.noaa.gov/cphc/