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Surf Forecasts:
Rockpiles surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Wednesday 27 May 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
25.1° C
(Which is normal for this time of year)How big are the waves at Rockpiles today (27 May):
- Morning surf: Morning surf (27 May, local time) - 5.5ft (1.7m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (27 May, local time) - 5.5ft (1.7m), 7s period with ENE swell.
- Evening surf: Evening surf (27 May, local time) - 6ft (1.8m), 7s period with ENE swell.
The current surf forecast for Rockpiles at 10AM is: 1.7m 7s primary swell from a East-northeast direction and 0.6m 14s secondary swell from a South direction (forecast issued at 01:00am May 27). An open ocean swell of 0.5m 15s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 May) | 5.5ft (1.7m) | 7s |
| Afternoon (27 May) | 5.5ft (1.7m) | 7s |
| Evening (27 May) | 6ft (1.8m) | 7s |
Table - waves today at Rockpiles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 24°C on Wed morning, min 23°C on Wed morning). Mainly fresh winds. | ||||||||||||||||||||||||
Wednesday 27 | Thursday 28 | Friday 29 | ||||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | S 21 | S 21 | S 20 | S 20 | S 20 | S 19 | S 19 | S 18 | |
440 | 390 | 319 | 280 | 286 | 286 | 301 | 336 | 336 | 281 | 223 | 217 | 241 | 241 | 237 | 233 | 329 | 323 | 400 | 495 | 611 | 593 | 568 | 527 | |
Wind (km/h) | ||||||||||||||||||||||||
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 | 00:50AM0.25m | 2:27PM0.55m | 1:31AM0.21m | 2:59PM0.59m | 2:11AM0.17m | 3:31PM0.62m | ||||||||||||||||||
Low Tide | 7:03AM-0.06m | 9:23PM0.11m | 7:27AM-0.07m | 10:12PM0.09m | 7:53AM-0.07m | 10:55PM0.07m | ||||||||||||||||||
 | |  | | | |  |  | | |  | | | | | | | | | | | | | | |
 | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 23 |
18 | 20 | 20 | 21 | 20 | 20 | 19 | 19 | 20 | 20 | 19 | 21 | 21 | 20 | 19 | 19 | 21 | 20 | 19 | 20 | 20 | 21 | 21 | 20 | |
Swell 1 Height (m) Direction Period (s) | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 21 | S 21 | S 21 | S 20 | S 20 | S 20 | S 19 | S 19 | S 18 |
 kJ | 150 | 148 | 146 | 144 | 140 | 129 | 125 | 123 | 121 | 117 | 109 | 73 | 72 | 72 | 71 | 233 | 329 | 323 | 400 | 495 | 611 | 593 | 568 | 527 |
Swell 2 Height (m) Direction Period (s) | NW 16 | NW 15 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NNE 12 | NW 12 | N 13 | S 12 | S 12 | S 12 | N 10 | N 10 | S 11 | S 11 | S 11 | S 13 |
| kJ | 91 | 79 | 107 | 104 | 97 | 96 | 89 | 61 | 61 | 60 | 54 | 52 | 49 | 37 | 86 | 69 | 68 | 65 | 56 | 73 | 39 | 39 | 39 | 84 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 18 | SE 8 | SSE 8 | SSE 8 | N 12 | N 12 | NNE 13 | N 12 | NNE 12 | NNE 12 | NW 12 | N 11 | SSW 22 | NNE 11 | NNE 11 | N 11 | S 11 | S 11 | NNE 10 | NNE 10 | NNE 10 | NNE 10 |
| kJ | 12 | 12 | 12 | 3 | 7 | 6 | 12 | 28 | 32 | 24 | 48 | 48 | 52 | 20 | 157 | 38 | 38 | 57 | 63 | 61 | 31 | 31 | 31 | 51 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 440 | 390 | 319 | 280 | 286 | 286 | 301 | 336 | 336 | 281 | 223 | 217 | 241 | 241 | 237 | 230 | 237 | 210 | 210 | 217 | 197 | 183 | 234 | 202 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 32 | 30 | 30 | 30 | 31 | 38 | 31 | 41 | 30 | 30 | 30 | 30 | 30 | 44 | 32 | 31 | 30 | 30 | 30 | 31 | 32 | 31 | 30 | 30 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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