Surf Forecasts:
How big are the waves at Power Plant today (12 Aug):
- Morning surf: Morning surf (12 Aug, local time) - 2.5ft (0.8m), 18s period with S swell.
- Afternoon surf: Afternoon surf (12 Aug, local time) - 3.5ft (1.1m), 18s period with S swell.
- Evening surf: Evening surf (12 Aug, local time) - 3.5ft (1.1m), 17s period with S swell.
The current surf forecast for Power Plant at 1AM is: 0.7m 20s primary swell from a South direction and 0.9m 14s secondary swell from a South-southwest direction (forecast issued at 07:00pm August 11). An open ocean swell of 1.0m 7s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Aug) | 2.5ft (0.8m) | 18s |
| Afternoon (12 Aug) | 3.5ft (1.1m) | 18s |
| Evening (12 Aug) | 3.5ft (1.1m) | 17s |
Table - waves today at Power Plant. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Wed afternoon, min 25°C on Tue night). Mainly fresh winds. | |||||||||||||||||||
Tue 11 | Wednesday 12 | Thursday 13 | |||||||||||||||||
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) | SSW 14 | SSW 14 | SSW 14 | S 20 | S 19 | S 18 | S 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 |
Wave Graph  | |||||||||||||||||||
 kJ | 331 | 317 | 308 | 373 | 475 | 436 | 627 | 749 | 741 | 716 | 643 | 1029 | 1017 | 1004 | 858 | 826 | 763 | 743 | 636 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide | 3:24PM0.79m | 3:22AM0.32m | 4:00PM0.76m | 4:10AM0.37m | 4:33PM0.71m | ||||||||||||||
Low Tide | 10:31PM0.10m | 8:49AM0.02m | 10:56PM0.10m | 9:38AM0.06m | |||||||||||||||
 |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | 7:05 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 26 | 25 | 25 | 25 | 25 | 27 | 28 | 27 | 25 | 25 | 25 | 25 | 26 | 28 | 28 | 27 | 26 | 25 |
Feels °C | 28 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 25 | 24 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 26 | 24 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | S 18 | E 6 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 |
| kJ | 331 | 317 | 308 | 317 | 303 | 294 | 627 | 91 | 741 | 716 | 643 | 1029 | 1017 | 1004 | 858 | 826 | 763 | 743 | 636 |
Swell 2 Height (m) Direction Period (s) | E 7 | SE 9 | S 20 | S 20 | S 19 | S 18 | SSW 13 | S 18 | SSW 13 | SSW 13 | SSW 13 | WNW 12 | E 7 | E 7 | E 6 | E 6 | SE 9 | W 12 | W 11 |
| kJ | 88 | 38 | 268 | 373 | 475 | 436 | 289 | 749 | 289 | 289 | 218 | 28 | 131 | 131 | 101 | 100 | 13 | 24 | 23 |
Swell 3 Height (m) Direction Period (s) | SE 9 | S 20 | SSE 9 | SSE 9 | SE 9 | SSE 9 | SE 9 | SSW 13 | WNW 12 | WNW 12 | WNW 12 | S 20 | WNW 12 | W 12 | SE 9 | N 4 | W 12 | NNW 8 | NNW 7 |
| kJ | 39 | 127 | 30 | 29 | 37 | 31 | 21 | 289 | 48 | 47 | 47 | 8 | 28 | 25 | 13 | 6 | 25 | 6 | 5 |
Wind waves Height (m) Direction Period (s) | — | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | — | E 7 | E 6 | E 6 | E 6 | — | — | — | — | E 7 | E 7 | E 7 |
| kJ | — | 88 | 106 | 106 | 106 | 106 | 123 | — | 103 | 80 | 112 | 120 | — | — | — | — | 130 | 171 | 187 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 158 | 158 | 3 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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