High Surf Advisory for Niihau; Kauai Southwest; Waianae Coast +9 more
Official alert fields
What you need to know
- Applies to
- Kauai East, Kauai North, Kauai Southwest, Koolau Windward, Maui Central Valley North, Maui Windward West, Molokai North, Molokai Windward and 4 more
- Effective
- Ends or expires
- Official severity
- Minor
- Official urgency
- Expected
- Official certainty
- Likely
What is happening
What: For north facing shores, building to 15 to 20 feet. For west facing shores, building to 10 to 14 feet. Impacts: Moderate. Strong breaking waves and strong currents will make swimming dangerous. Where: North and west facing shores of Niihau, Kauai and Oahu, and north facing shores of Molokai and Maui. When:...
What the bulletin says to do
Heed all advice from ocean safety officials. When in doubt, don't go out.
Full official description
Bulletin details
...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI AND OAHU... ...HIGH SURF ADVISORY FOR NORTH FACING SHORES OF MOLOKAI AND MAUI... .A moderate, long-period northwest (330 degrees) swell is expected to arrive this evening, and quickly build overnight. Advisory level surf is expected to Sunday for north and west facing shores exposed to the swell, with the swell expected to continue into Monday. The swell may shift to a slightly more northerly direction for a brief time Monday, before declining Tuesday. * WHAT...For north facing shores, building to 15 to 20 feet. For west facing shores, building to 10 to 14 feet. * WHERE...North and west facing shores of Niihau, Kauai and Oahu, and north facing shores of Molokai and Maui. * WHEN...From 6 AM Sunday to 6 PM HST Monday. * IMPACTS...Moderate. Strong breaking waves and strong currents will make swimming dangerous.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Alert
High Surf Advisory issued October 31 at 3:28PM HST until November 2 at 6:00PM HST by NWS Honolulu HI
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Honolulu HI. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected