Swell Energy Holds Today
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 through 6:00 a.m. Saturday for north winds from 20 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.**
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.
A mix of short to mid period north-northwest swell energy and northeast trade swell is expected to linger the next few days.
A shadowed west-northwest is expected to build and peak on Thursday up to about belly high then slowly fade out Friday.
A south-southeast and south-southwest mix of swells is expected to hold through Thursday. 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.