Surf Forecasts:
How big are the waves at Rockpiles today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 7ft (2.1m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 7ft (2.1m), 8s period with ENE swell.
- Evening surf: Evening surf (17 Sep, local time) - 6.5ft (2.0m), 9s period with ENE swell.
The current surf forecast for Rockpiles at 1PM is: 2.1m 8s primary swell from a East-northeast direction and 0.7m 16s secondary swell from a Southwest direction, 0.4m 19s secondary swell from a South-southwest direction (forecast issued at 07:00am September 17). The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 7ft (2.1m) | 7s |
| Afternoon (17 Sep) | 7ft (2.1m) | 8s |
| Evening (17 Sep) | 6.5ft (2.0m) | 9s |
Table - waves today at Rockpiles. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Thu night. Warm (max 28°C on Fri afternoon, min 26°C on Thu morning). Mainly fresh winds. | |||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | SSW 18 | SSW 18 | ENE 8 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | E 7 | ENE 8 | ENE 8 | E 8 | E 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 355 | 419 | 482 | 501 | 645 | 623 | 629 | 644 | 644 | 460 | 622 | 601 | 580 | 566 | 552 | 539 | 525 | 475 | 452 | 449 | 472 | 531 | 484 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | 9:10AM0.56m | 7:25PM0.21m | 10:27AM0.57m | 11:01PM0.21m | 11:34AM0.59m | ||||||||||||||||||
Low Tide | 7:14PM0.21m | 1:26AM0.16m | 7:23PM0.18m | 2:56AM0.18m | 7:43PM0.16m | ||||||||||||||||||
 |  |  | |  |  | |  |  |  | | | | | | | | | | | | | | |
 | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | — | — | — | — | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 |
Feels °C | 26 | 26 | 25 | 26 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 26 | 25 | 24 | 24 | 25 | 25 | 24 | 24 | 24 | 23 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 17 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 |
| kJ | 343 | 330 | 258 | 258 | 322 | 458 | 629 | 644 | 644 | 390 | 622 | 601 | 580 | 566 | 552 | 539 | 525 | 475 | 382 | 382 | 387 | 387 | 255 |
Swell 2 Height (m) Direction Period (s) | SW 11 | SW 11 | SSW 20 | SSW 19 | SSW 19 | WSW 8 | SSW 10 | WSW 8 | SSE 10 | SSW 14 | SE 10 | SSE 7 | SSE 6 | S 21 | SSE 8 | SSE 7 | SSE 6 | SSE 6 | SSW 18 | SSW 18 | S 18 | S 18 | S 16 |
| kJ | 19 | 19 | 149 | 212 | 210 | 7 | 10 | 7 | 9 | 131 | 4 | 11 | 14 | 34 | 7 | 19 | 16 | 7 | 108 | 106 | 99 | 99 | 254 |
Swell 3 Height (m) Direction Period (s) | SSE 11 | SSE 11 | SW 11 | SSW 10 | SSW 10 | SSW 10 | WSW 10 | SSE 10 | SW 10 | SSE 10 | W 9 | S 21 | W 9 | W 9 | W 9 | S 20 | S 20 | S 20 | SSE 8 | SSE 6 | SSE 6 | SSE 6 | S 13 |
| kJ | 12 | 11 | 18 | 10 | 10 | 10 | 9 | 9 | 4 | 9 | 2 | 34 | 6 | 6 | 6 | 30 | 67 | 30 | 7 | 8 | 8 | 7 | 3 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 7 | E 7 | ENE 8 | ENE 8 | E 7 | ENE 8 | ENE 8 | E 8 | E 8 |
| kJ | 355 | 419 | 482 | 501 | 645 | 623 | 608 | 534 | 449 | 460 | 460 | 449 | 375 | 373 | 447 | 447 | 416 | 416 | 452 | 449 | 472 | 531 | 484 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 30 | 30 | 30 | 30 | 32 | 30 | 30 | 31 | 31 | 38 | 38 | 39 | 31 | 38 | 31 | 31 | 31 | 32 | 38 | 38 | 39 | 38 | 30 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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