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Rockpiles surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm 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 (1.9m), 7s period with ENE swell.
The current surf forecast for Rockpiles at 6PM is: 1.7m 7s primary swell from a East-northeast direction and 0.6m 13s secondary swell from a South direction (forecast issued at 01:00pm May 27). An open ocean swell of 0.5m 14s 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 (1.9m) | 7s |
Table - waves today at Rockpiles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Thu morning. Warm (max 24°C on Wed afternoon, min 23°C on Wed night). Mainly fresh winds. | ||||||||||||||||||||||||
Wed 27 | Thursday 28 | Friday 29 | Sat 30 | |||||||||||||||||||||
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 | 5 AM | 8 AM | |
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 | S 21 | S 21 | S 20 | S 20 | S 20 | S 19 | S 19 | S 18 | S 18 | S 18 | S 17 | |
280 | 273 | 310 | 325 | 348 | 336 | 303 | 244 | 197 | 204 | 210 | 257 | 233 | 329 | 323 | 400 | 495 | 611 | 593 | 568 | 527 | 509 | 498 | 487 | |
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 | 2:27PM0.55m | 1:31AM0.21m | 2:59PM0.59m | 2:11AM0.17m | 3:31PM0.62m | 2:51AM0.15m | ||||||||||||||||||
Low Tide | 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 | — | — | — | — | 7:07 |
— | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 |
20 | 19 | 20 | 19 | 19 | 20 | 20 | 22 | 22 | 21 | 19 | 20 | 20 | 19 | 20 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | |
Swell 1 Height (m) Direction Period (s) | 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 | S 18 | S 18 | S 17 |
 kJ | 144 | 140 | 89 | 125 | 123 | 121 | 117 | 109 | 73 | 72 | 72 | 71 | 233 | 329 | 323 | 400 | 495 | 611 | 593 | 568 | 527 | 509 | 498 | 487 |
Swell 2 Height (m) Direction Period (s) | 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 | NNE 10 | S 11 | NNE 10 | S 13 | S 13 | ESE 7 | S 12 |
| kJ | 104 | 97 | 96 | 89 | 61 | 61 | 60 | 54 | 52 | 49 | 52 | 86 | 69 | 68 | 65 | 56 | 52 | 31 | 39 | 31 | 84 | 80 | 38 | 71 |
Swell 3 Height (m) Direction Period (s) | SE 8 | SW 17 | N 12 | 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 | S 11 | NNE 10 | S 11 | NNE 10 | NNE 11 | S 12 | E 7 |
| kJ | 3 | 11 | 12 | 12 | 28 | 32 | 24 | 48 | 48 | 52 | 20 | 157 | 38 | 38 | 57 | 63 | 61 | 39 | 31 | 39 | 62 | 38 | 72 | 24 |
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 | NE 7 | ENE 7 |
| kJ | 280 | 273 | 310 | 325 | 348 | 336 | 303 | 244 | 197 | 204 | 210 | 257 | 230 | 265 | 227 | 206 | 233 | 200 | 197 | 203 | 223 | 203 | 151 | 142 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 30 | 38 | 38 | 32 | 38 | 30 | 30 | 1 | 30 | 30 | 41 | 38 | 30 | 30 | 30 | 30 | 31 | 38 | 38 | 31 | 30 | 30 | 1 | 1 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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