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Surf Forecasts:
Rockpiles surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Sunday 12 Apr 2026 HSTForecast update in hr min s Forecast update imminent
Rockpiles surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rockpiles sea temperature is
24.1° C
(Which is normal for this time of year)How big are the waves at Rockpiles today?
The current surf forecast for Rockpiles at 11AM is: 0.5m 14s primary swell from a Southwest direction and 0.6m 7s secondary swell from a East direction (forecast issued at 07:00am April 12). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Apr) | 1.5ft (0.5m) | 12s |
| Afternoon (12 Apr) | 1.5ft (0.5m) | 14s |
| Evening (12 Apr) | 1.5ft (0.5m) | 13s |
Table - waves today at Rockpiles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 12 | Monday 13 | Tuesday 14 | Wed 15 | |||||||||||||||||||||
| 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 75 | 73 | 93 | 91 | 123 | 88 | 87 | 84 | 77 | 73 | 73 | 55 | 63 | 100 | 100 | 97 | 131 | 127 | 127 | 125 | 162 | 160 | 153 | 148 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | glass | off | off | cross- off | cross- off | cross- off | cross- off | glass | glass | glass | glass | on | cross- on | cross | cross- off | glass | glass | off | off | off | off |
High Tide / height (m) | 1:19PM 0.27 | 1:07AM 0.48 | 1:54PM 0.34 | 1:43AM 0.45 | 2:30PM 0.42 | |||||||||||||||||||
Low Tide / height (m) | 7:33AM 0.01 | 6:33PM 0.07 | 7:51AM -0.02 | 7:32PM 0.05 | 8:12AM -0.05 | 8:27PM 0.03 | ||||||||||||||||||
Sunday 12 | Monday 13 | Tuesday 14 | Wed 15 | |||||||||||||||||||||
| Sunrise | - | 6:13 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:49 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - | - |
 |  | |  | |  | | |  | |  | | | | | | | | | | | | | | |
Rain (mm) | 2 | 13 | 11 | 2 | 4 | 6 | 4 | 1 | - | 3 | - | - | 1 | 2 | 1 | - | - | - | - | - | - | 1 | 1 | 1 |
| Temp. °C | 22 | 21 | 20 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 23 | 23 | 23 | 22 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 22 | 22 |
| Feels °C (?) | 24 | 23 | 22 | 23 | 24 | 23 | 22 | 23 | 23 | 25 | 27 | 27 | 27 | 25 | 25 | 25 | 25 | 25 | 27 | 27 | 26 | 25 | 23 | 24 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Rockpiles surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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