Tropical Storm Ileana had been projected to reach hurricane force while marching northwestward parallel to Mexico's southwestern coast, bringing heavy surf, but forecasters said the storm was no longer expected to strengthen and should dissipate by late Tuesday because of the effects of the larger Hurricane John.
As of 8 a.m., the center of Hurricane Hector was approximately 495 miles ESE of Hilo at latitude 16.3 N and longitude 148.5 W, moving west at approximately 16 miles per hour.
The storm began taking subtropical - not-quite tropical - characteristics, and was named Tuesday morning.
Debby's maximum sustained winds were near 40 miles per hour and the U.S. National Hurricane Center said Debby was expected to dissipate in a few days without threatening land.
The hurricane season has not been an active one - and that trend is forecast to continue.
Tropical storm force winds are possible across Hawaii County late Tuesday night or Wednesday
A tropical storm watch is in effect for Hawaii County and a high surf warning is expected at noon for the east- and southeast-facing shores of the Big Island.
The risk of a hurricane striking the United States during the remainder of the summer is lower than average, experts said in an updated seasonal forecast released Thursday. It was projected to gradually weaken while still remaining a hurricane over the next several days. Also, vertical wind shear was much stronger than normal across the Caribbean in July.
The Colorado State experts now call for five hurricanes in total this year.
The storm is not now a threat to any land.