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Tropical Weather Outlook
NWS Central Pacific Hurricane Center Honolulu HI
Issued by NWS National Hurricane Center Miami FL
200 AM HST Mon Jul 28 2025

For the central North Pacific...between 140W and 180W:

Active Systems:
The National Hurricane Center is issuing advisories on Tropical
Storm Iona, located in the central Pacific basin well southeast of
the Hawaiian Islands.

1. Eastern portion of the Central Pacific (CP91):
Shower and thunderstorm activity associated with a small low
pressure area located about 950 miles southeast of the Hawaiian
Islands is showing signs of organization and have persisted
overnight.  If current trends continue, a tropical depression or
storm is likely to develop later this morning or this afternoon.
* Formation chance through 48 hours...high...80 percent.
* Formation chance through 7 days...high...80 percent.

2. Western East Pacific (EP98):
Showers and thunderstorms associated with an area of low pressure
located about 1650 miles east-southeast of the Hawaiian Islands
have become a little better organized overnight.  Additional
development of this system is possible, and a tropical depression
could form during the next day or two as it moves generally
westward around 10 mph.
* Formation chance through 48 hours...medium...60 percent.
* Formation chance through 7 days...medium...60 percent.



Forecaster Brown