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High Surf Advisory — Olomana, HI, Kauai East, HI, Kauai South, HI, Koolau Windward, HI
Issued
11:00 PM CDT · Fri, Sep 25 2026
Expires
11:00 PM CDT · Sun, Sep 27 2026
Issuing Office
NWS PHFO

Affected Areas

Olomana, HI Kauai East, HI Kauai South, HI Koolau Windward, HI

Official Bulletin

...HIGH SURF ADVISORY FOR EAST AND SOUTHEAST FACING SHORES OF BIG
ISLAND...MAUI AND MOLOKAI...

.Hurricane Nolo is expected to strengthen the next couple of days
as it tracks slowly north through today and then turns west this
weekend, passing south of the Hawaiian Islands. Nolo will produce
a moderate size south swell along its east side that will result
in advisory level surf along southern shores, initially on Big
Island today and tomorrow, and then possibly expanding westward
across the state early next week. Strong trades will likely result
in advisory level surf for the eastern island east and southeast-
facing shores through tomorrow, potentially expanding to the
remaining islands this weekend as strong easterlies expand west.

* WHAT...Large breaking waves of 8 to 12 feet today, increasing 10
to 14 feet Saturday.

* WHERE...East and southeast facing shores of Big Island...Maui and
Molokai.

* WHEN...Through Saturday afternoon.

* IMPACTS...Moderate to High. Strong breaking waves and strong
currents will make swimming dangerous. Expect very strong
breaking waves and powerful currents. Waves breaking in channel
entrances may make navigating the channels dangerous.

Heed all advice from ocean safety officials. When in doubt, don't
go out.