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Surf Forecasts:
Rockpiles surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 pm Saturday 13 Sep 2025 HST
How big are the waves at Rockpiles today?
The current surf forecast for Rockpiles at 9PM is: 1.3m 6s primary swell from a East-northeast direction and 0.6m 12s secondary swell from a South direction, 0.4m 15s secondary swell from a South-southwest direction (forecast issued at 07:00pm September 13). The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | - | - |
| Afternoon (13 Sep) | 4.5ft (1.4m) | 6s |
| Evening (13 Sep) | 4.5ft (1.3m) | 6s |
Table - waves today at Rockpiles. (Swell directed towards the surf break)
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 6 | 15 | 6 | 6 | 6 | 6 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 7 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 160 | 139 | 156 | 135 | 178 | 178 | 130 | 118 | 118 | 118 | 116 | 76 | 102 | 69 | 108 | 68 | 68 | 68 | 99 | 95 | 61 | 59 | 58 | 60 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 8:27PM 0.20 | 10:44AM 0.67 | 11:02PM 0.19 | 11:53AM 0.69 | 12:34AM 0.23 | 12:49PM 0.69 | ||||||||||||||||||
Low Tide / height (m) | 6:08PM 0.19 | 2:06AM 0.09 | 7:17PM 0.15 | 3:33AM 0.12 | 7:52PM 0.12 | 5:05AM 0.12 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - |
| Sunset | 6:36 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:34 | - | - | - | - | - | - | - |
 |  | |  | |  | | | | | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 |
| Feels °C (?) | 24 | 22 | 22 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 25 | 24 | 25 | 23 | 24 | 24 | 24 | 23 | 22 | 23 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for HAW - Oahu
Continuing clean conditions at Rockpiles (calm at Saint Louis Heights wx 4 km from Rockpiles). 1.2m 5s windswell from the ENE with a 0.5m 11s groundswell from the S and a 0.3m 10s swell from the SSE. 3 swells combining to make bigger set waves.
Actual: 34 min ago
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