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Rockpiles surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 pm Saturday 09 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 11PM is: 0.4m 14s primary swell from a South-southwest direction (forecast issued at 07:00pm May 09). An open ocean swell of 0.3m 11s is not directed at the surf break, a second open ocean swell of 1.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 May) | - | - |
| Afternoon (09 May) | 1ft (0.3m) | 15s |
| Evening (09 May) | 1.5ft (0.4m) | 15s |
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 Tue morning. Warm (max 24°C on Sat night, min 23°C on Sun night). Mainly fresh winds. | ||||||||||||||||||||||||
Sat 9 | Sunday 10 | Monday 11 | Tue 12 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | ENE 6 | SSW 13 | SSW 13 | SSW 11 | SSW 18 | SSW 13 | SSW 12 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | |
71 | 71 | 70 | 41 | 41 | 58 | 115 | 58 | 34 | 12 | 66 | 33 | 30 | 69 | 62 | 103 | 102 | 101 | 101 | 253 | 289 | 289 | 320 | 260 | |
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 | 10:29PM0.46m | 12:12PM0.25m | 11:17PM0.42m | 12:52PM0.34m | 00:03AM0.39m | 1:30PM0.43m | ||||||||||||||||||
Low Tide | 3:14PM0.13m | 5:57AM-0.01m | 4:54PM0.14m | 6:20AM-0.03m | 6:17PM0.12m | 6:44AM-0.06m | ||||||||||||||||||
 |  | | | | |  | | |  | | | | | | | | | | | |  | | | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — |
 | 6:59 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | 7:00 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | |
Temp °C | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 24 |
22 | 23 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 20 | 21 | 21 | 21 | 21 | 21 | 20 | 21 | 21 | 20 | 19 | 19 | 19 | 19 | |
Swell 1 Height (m) Direction Period (s) | NW 11 | SSW 15 | SSW 14 | NW 12 | NNW 11 | NNW 11 | NNW 12 | NNW 10 | NNW 10 | NNW 10 | NW 12 | NW 12 | NW 12 | NW 12 | NNW 11 | NNW 11 | NW 11 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | S 16 | S 16 |
 kJ | 30 | 71 | 70 | 35 | 49 | 74 | 77 | 60 | 59 | 59 | 35 | 50 | 36 | 67 | 47 | 45 | 29 | 101 | 101 | 97 | 89 | 84 | 127 | 131 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | NW 11 | NW 11 | SSW 14 | SSW 12 | SSW 13 | SSW 13 | N 7 | SSW 13 | SSE 9 | NNW 10 | NNW 9 | SSW 12 | N 7 | SSW 18 | SSW 18 | SSW 18 | NW 11 | NW 11 | NW 11 | NNW 12 | NNW 12 | NNW 11 | NNW 10 |
| kJ | 71 | 29 | 18 | 41 | 28 | 58 | 57 | 14 | 34 | 7 | 31 | 17 | 30 | 14 | 62 | 103 | 102 | 18 | 18 | 18 | 30 | 47 | 40 | 35 |
Swell 3 Height (m) Direction Period (s) | E 7 | E 7 | NNW 12 | SSW 12 | SSW 14 | E 8 | SE 8 | SSW 13 | SSE 8 | SSW 11 | SSW 18 | SSW 13 | NNW 10 | SSW 19 | SSW 10 | S 10 | S 12 | S 12 | S 12 | S 12 | NW 11 | S 12 | S 16 | NW 10 |
| kJ | 9 | 9 | 15 | 14 | 41 | 5 | 3 | 58 | 7 | 12 | 66 | 33 | 18 | 69 | 10 | 8 | 11 | 11 | 11 | 26 | 18 | 26 | 47 | 4 |
Wind waves Height (m) Direction Period (s) | NNE 6 | NNE 6 | NE 7 | NE 6 | NE 6 | NE 6 | ENE 6 | ENE 6 | ENE 6 | NE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 99 | 117 | 178 | 166 | 145 | 112 | 115 | 77 | 84 | 119 | 129 | 119 | 108 | 95 | 119 | 122 | 125 | 151 | 181 | 253 | 289 | 289 | 320 | 260 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 30 | 1 | 30 | 32 | 30 | 32 | 32 | 32 | 127 | 32 | 30 | 32 | 32 | 30 | 30 | 31 | 127 | 127 | 39 | 30 | 30 | 33 | 38 | 41 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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