Tropical Storm Iona forms south of Hawaii in Central Pacific

Last Updated: July 28, 2025By Emerald Coast Chronicle

Tropical Depressions, Tropical Storms, and Hurricanes all have different characteristics that are compared and contrasted in this video

HONOLULU – Tropical Storm Iona formed south of Hawaii in the Central Pacific Ocean on Sunday evening.

The National Hurricane Center (NHC) said Tropical Storm Iona’s maximum sustained winds reached 40 mph, officially designating it as a tropical storm.

This graphic shows the latest information on Tropical Storm Iona in the Central Pacific.
(FOX Weather)

A tropical storm is a tropical cyclone that has maximum sustained winds between 39 and 73 mph – an upgrade from a tropical depression.

Tropical Storm Iona is currently located about 960 miles southeast of Honolulu and is moving off to the west at 10 mph.

This graphic shows the forecast track for Tropical Storm Iona in the Central Pacific.
(FOX Weather)

The NHC said Tropical Storm Iona is expected to stay well south of the Hawaiian Islands.

This story is developing. Check back frequently for updates.

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