High Surf Advisory issued July 22 at 4:05PM HST until July 24 at 6:00AM HST by NWS Honolulu HI
...HIGH SURF ADVISORY FOR SOUTH FACING SHORES THROUGH THURSDAY
NIGHT...
.Forerunners from a moderate, long-period south swell are already
reaching Hawaii this afternoon. The swell builds tonight into
Thursday, with surf increasing to advisory level along south-
facing shores sometime on Thursday. Thursday night into Friday,
the swell may peak near warning level. Long-period south swell
energy will keep surf elevated beyond Friday, which may require
the advisory to be extended through the weekend.
WHAT: Surf 8 to 12 ft.
WHERE: South facing shores of all Hawaiian Islands.
WHEN: From 6 AM Thursday to 6 AM HST Friday.
IMPACTS: Moderate. Strong breaking waves and strong currents
will make swimming dangerous.
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Heed all advice from ocean safety officials. When in doubt, don't
go out.