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Surf Forecasts:
Rockpiles surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Thursday 30 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
25.1° C
(Which is normal for this time of year)How big are the waves at Rockpiles today?
The current surf forecast for Rockpiles at 9AM is: 1.9m 7s primary swell from a East-northeast direction and 0.2m 12s secondary swell from a South-southwest direction (forecast issued at 01:00am April 30). 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 (30 Apr) | 6ft (1.9m) | 7s |
| Afternoon (30 Apr) | 6ft (1.9m) | 7s |
| Evening (30 Apr) | 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 ForecastMostly dry. Warm (max 24°C on Thu afternoon, min 23°C on Thu morning). Mainly strong winds. | ||||||||||||||||||||||||
Thursday 30 | Friday 1 | Saturday 2 | ||||||||||||||||||||||
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 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | |
188 | 268 | 326 | 336 | 326 | 326 | 317 | 395 | 407 | 431 | 472 | 456 | 428 | 353 | 411 | 452 | 464 | 450 | 419 | 368 | 310 | 283 | 291 | 306 | |
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 | 2:47AM0.27m | 3:49PM0.56m | 3:19AM0.22m | 4:21PM0.58m | 3:51AM0.19m | 4:55PM0.59m | ||||||||||||||||||
Low Tide | 8:41AM-0.07m | 10:37PM0.06m | 9:03AM-0.07m | 11:24PM0.05m | 9:26AM-0.06m | |||||||||||||||||||
 | |  | | | | | | | | | | | | | | |  |  | | | | | | |
 | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:55 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 23 | 23 | 23 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 |
20 | 19 | 19 | 19 | 20 | 20 | 19 | 18 | 19 | 19 | 19 | 20 | 19 | 20 | 19 | 19 | 19 | 19 | 19 | 21 | 20 | 21 | 20 | 21 | |
Swell 1 Height (m) Direction Period (s) | NNW 13 | NNW 12 | NW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 13 | NNW 13 | NNW 13 | NNW 13 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NW 16 | S 15 | S 14 | NW 15 | NW 14 | NNW 14 | NW 13 | S 15 |
 kJ | 63 | 59 | 73 | 96 | 94 | 99 | 96 | 98 | 96 | 92 | 85 | 82 | 81 | 79 | 53 | 52 | 133 | 121 | 146 | 174 | 167 | 133 | 88 | 161 |
Swell 2 Height (m) Direction Period (s) | SSE 10 | SSW 12 | SSW 12 | S 16 | S 16 | S 16 | S 16 | S 16 | SSW 15 | S 15 | SSW 15 | S 15 | SSW 15 | S 16 | S 16 | NW 16 | NNW 12 | NW 15 | NW 15 | S 14 | S 14 | S 14 | S 14 | NW 13 |
| kJ | 10 | 15 | 15 | 21 | 82 | 81 | 82 | 46 | 78 | 69 | 71 | 110 | 71 | 129 | 131 | 94 | 56 | 80 | 109 | 150 | 106 | 106 | 107 | 85 |
Swell 3 Height (m) Direction Period (s) | S 18 | SSW 11 | SSW 11 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | N 7 | N 7 | SSW 11 | S 18 | SSW 18 | SSW 17 | NW 18 | NW 16 | SSW 16 | S 13 | NNW 12 | NW 12 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SW 16 |
| kJ | 25 | 12 | 12 | 15 | 28 | 28 | 28 | 9 | 4 | 12 | 54 | 61 | 57 | 50 | 43 | 86 | 56 | 56 | 35 | 61 | 103 | 103 | 31 | 10 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 188 | 268 | 326 | 336 | 326 | 326 | 317 | 395 | 407 | 431 | 472 | 456 | 428 | 353 | 411 | 452 | 464 | 450 | 419 | 368 | 310 | 283 | 291 | 306 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 30 | 33 | 38 | 38 | 127 | 45 | 38 | 41 | 41 | 41 | 41 | 39 | 45 | 41 | 38 | 31 | 32 | 30 | 31 | 31 | 31 | 33 | 30 | 3 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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