February 12, 2018 Surf Forecast

February 12, 2018, 2:00 AM HST (Updated February 12, 2018, 2:00 AM)

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Photo: James Grenz

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Swell Summary

Outlook through Sunday February 18: A moderate size northwest swell will fill in tonight and continue Monday. A larger bump from the NW is expected Tuesday and Wednesday with surf heights approaching advisory levels.
Surf heights are forecast heights of the face, or front, of waves. The surf forecast is based on the significant wave height, the average height of the one third largest waves, at the locations of the largest breakers. Some waves may be more than twice as high as the significant wave height. Expect to encounter rip currents in or near any surf zone.


North East

am        pm  

Surf: Stomach to shoulder high NW ground swell.


Conditions: Sideshore texture/chop with SSE winds 15-20mph in the morning shifting SE for the afternoon.

North West

am        pm  

Surf: Knee high WNW ground swell with occasional waist high sets.

Conditions: Clean in the early morning with ESE winds less than 5mph. Sideshore texture/chop conditions move in during the morning hours with the winds shifting SW 10-15mph.


am        pm  

Surf: Waist to chest high NW ground swell for the morning with occasional shoulder high sets. This drops a bit in the afternoon.

Conditions: Semi glassy in the morning with SSE winds less than 5mph. Semi glassy/semi bumpy conditions for the afternoon with the winds shifting WSW 5-10mph.

South East

am        pm  

Surf: Knee high E wind swell for the morning going more ESE and building into the knee to waist range in the afternoon.

Conditions: Clean in the early morning with NW winds less than 5mph. Bumpy/semi bumpy conditions move in during the morning hours with the winds shifting S 5-10mph.

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

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


    Data Courtesy of and



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