Headline:
High Surf Advisory issued September 4 at 4:26AM HST until September 5 at 6:00AM HST by NWS Honolulu HI
Event:
High Surf Advisory
Urgency:
Expected
Effective:
September 4, 2026 - 7:26am
Expires:
September 4, 2026 - 8:30pm
Description:
...HIGH SURF ADVISORY FOR SOUTH AND EAST FACING SHORES THROUGH
FRIDAY AFTERNOON...
.Swells from Hurricane Lowell are filling in and will remain
elevated above High Surf Advisory (HSA) conditions through
Saturday. A large, medium-period east swell from Hurricane Karina
is filling in and will continue though the weekend, producing high
end advisory level surf or warning level surf along east facing
shores. The HSA has been extended in time and expanded to include
east facing shores.
* WHAT...Large breaking waves building up to 7 to 10 feet along
east facing shores, and 8 to 12 feet along south facing shores
building up to 10 to 14 feet by Saturday.
* WHERE...South and east facing shores of Kahoolawe, Kauai,
Lanai, Maui, Molokai, Niihau, Oahu and the Big Island.
* WHEN...Until 6 AM HST Saturday.
* IMPACTS...Moderate. Strong breaking waves and strong currents
will make swimming dangerous.
Instruction:
Heed all advice from ocean safety officials. When in doubt, don't
go out.
Area Description:
Niihau; Kauai Southwest; Waianae Coast; Kahoolawe; Maui Leeward West; Kona; Kauai South; East Honolulu; Honolulu Metro; Ewa Plain; Molokai West; Molokai Leeward South; Lanai Leeward; Lanai South; Maui Central Valley South; South Maui/Upcountry; South Haleakala; Big Island South; Big Island Southeast
Forcast Office:
NWS Honolulu HI
Sender:
w-nws.webmaster@noaa.gov