NNW Swell Holds Through Thursday

Alerts

A Small Craft Advisory is posted for the ʻAlenuihāhā channel as well as waters to the south and west of the Big Island. The advisory is posted from 6:00 a.m. Wednesday through 6:00 a.m. Friday for north winds from 25 to 30 knots and rough seas  of 8 to 12 feet. Inexperienced mariners should avoid navigating in these conditions.

**Click directly on the images below to make them larger. Charts include: Big Island projected winds, tides, swell direction & period and expected wave heights.**

Big Island Surf Forecast

Hilo side: Wave heights from waist to head high are expected, the best breaks could be bigger on the sets.

Kona side: Wave heights from ankle to belly high are expected.

South: Wave heights of knee to waist high are expected. Standout spots could get up to chest high on the sets.

Short to mid period north-northwest swell energy is expected to linger through Thursday. A west-northwest is expected to move in midweek.

A south-southeast and south-southwest mix of swells is expected to hold over the next couple of days. South shores are expected to go quiet from Friday through the first part of next week.

Keep in mind, surf heights are measured on the face of the wave from trough to crest. Heights vary from beach to beach, and at the same beach, from break to break.  

**Click here for your detailed Big Island weather report.**

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS