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Surf Forecasts:
Rockpiles surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Friday 15 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
25.5° C
(Which is slightly warmer than usual)How big are the waves at Rockpiles today?
The current surf forecast for Rockpiles at 8PM is: 1.6m 8s primary swell from a East-northeast direction (forecast issued at 01:00pm May 15). An open ocean swell of 0.5m 12s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 5ft (1.6m) | 8s |
| Afternoon (15 May) | 5ft (1.5m) | 8s |
| Evening (15 May) | 5ft (1.6m) | 8s |
Table - waves today at Rockpiles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Fri afternoon. Warm (max 25°C on Fri afternoon, min 24°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||||
Fri 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | |
273 | 240 | 240 | 273 | 246 | 259 | 295 | 306 | 314 | 322 | 322 | 310 | 310 | 280 | 310 | 291 | 291 | 256 | 256 | 262 | 299 | 330 | 330 | 322 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | 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 | 3:34PM0.68m | 3:06AM0.19m | 4:19PM0.72m | 3:56AM0.15m | 5:08PM0.74m | 4:50AM0.11m | ||||||||||||||||||
Low Tide | 8:12AM-0.13m | 10:38PM0.02m | 8:47AM-0.15m | 11:40PM0.00m | 9:26AM-0.14m | 00:43AM-0.00m | ||||||||||||||||||
 |  | |  | |  | | | |  | |  | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — |
 | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | 7:02 |
— | 1 | 2 | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 |
26 | 26 | 24 | 23 | 24 | 25 | 26 | 26 | 26 | 24 | 23 | 24 | 26 | 26 | 27 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 23 | |
Swell 1 Height (m) Direction Period (s) | ENE 8 | ENE 8 | SW 16 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | ENE 8 | SSW 14 |
 kJ | 273 | 240 | 124 | 273 | 246 | 259 | 295 | 306 | 314 | 322 | 322 | 310 | 310 | 280 | 310 | 291 | 291 | 179 | 193 | 191 | 188 | 186 | 330 | 180 |
Swell 2 Height (m) Direction Period (s) | NNW 13 | NW 12 | NW 12 | NW 12 | SSW 16 | SSE 11 | SW 14 | SSW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SSW 17 | SSE 11 | SSE 11 | SW 14 | SSW 15 | SSE 6 | SSE 11 | SSE 11 | SSE 10 | SSE 7 | SSW 14 | SSE 10 |
| kJ | 106 | 72 | 71 | 69 | 102 | 39 | 49 | 164 | 104 | 103 | 102 | 102 | 109 | 69 | 105 | 100 | 131 | 13 | 65 | 64 | 60 | 9 | 180 | 20 |
Swell 3 Height (m) Direction Period (s) | SW 16 | SW 16 | SSE 11 | SW 14 | NW 12 | SW 13 | SSE 11 | NW 11 | SSE 10 | SSW 16 | SSW 16 | SSW 17 | SSE 12 | SW 15 | SW 14 | SSW 16 | SSE 6 | SSE 11 | SSW 21 | SSW 21 | SW 21 | SSE 10 | SSE 7 | SW 20 |
| kJ | 124 | 124 | 23 | 50 | 35 | 45 | 38 | 31 | 21 | 53 | 89 | 92 | 46 | 54 | 102 | 138 | 17 | 39 | 180 | 180 | 72 | 20 | 9 | 97 |
Wind waves Height (m) Direction Period (s) | — | — | ENE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | — | ENE 8 |
| kJ | — | — | 240 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 256 | 256 | 262 | 299 | 330 | — | 322 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 20 | 1 | 1 | 30 | 1 | 0 | 0 | 0 | 6 | 1 | 30 | 30 | 0 | 0 | 0 | 2 | 1 | 1 | 30 | 1 | 1 | 1 | 30 | 30 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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