Surf Forecasts:
How big are the waves at Power Plant today (23 Sep):
- Morning surf: Morning surf (23 Sep, local time) - 2ft (0.6m), 12s period with S swell.
- Afternoon surf: Afternoon surf (23 Sep, local time) - 2ft (0.6m), 12s period with S swell.
- Evening surf: Evening surf (23 Sep, local time) - 2ft (0.6m), 16s period with SSW swell.
The current surf forecast for Power Plant at 5PM is: 0.6m 16s primary swell from a South-southwest direction and 0.6m 12s secondary swell from a South direction (forecast issued at 01:00pm September 23). An open ocean swell of 0.7m 10s is not directed at the surf break, a second open ocean swell of 1.6m 10s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | 2ft (0.6m) | 12s |
| Afternoon (23 Sep) | 2ft (0.6m) | 12s |
| Evening (23 Sep) | 2ft (0.6m) | 16s |
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 Thu night). Winds increasing (moderate winds from the ENE on Wed night, strong winds from the ENE by Sat morning). | |||||||||||||||||||||
Wed 23 | Thursday 24 | Friday 25 | |||||||||||||||||||
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) | S 12 | S 12 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SSW 15 | SSW 17 | SSW 17 | SW 14 | SW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 |
Wave Graph  | |||||||||||||||||||||
 kJ | 110 | 108 | 169 | 166 | 164 | 255 | 255 | 248 | 294 | 377 | 377 | 208 | 226 | 504 | 452 | 441 | 441 | 318 | 310 | 302 | 298 |
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 | off | off |
High Tide | 2:01PM0.61m | 2:28AM0.42m | 2:29PM0.59m | 3:01AM0.48m | 2:57PM0.56m | ||||||||||||||||
Low Tide | 8:45PM0.11m | 8:01AM0.13m | 9:00PM0.09m | 8:49AM0.14m | 9:18PM0.07m | ||||||||||||||||
 |  | |  |  | | | | | | | |  | | | | | | | | | |
 | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | 6:28 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:25 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 27 | 27 | 26 | 25 | 26 |
Feels °C | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 22 | 25 | 25 | 24 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | NNW 10 | NNW 10 | NNW 10 | E 9 | SW 16 | SW 16 | SSW 15 | SSW 17 | E 8 | SW 14 | SW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | E 8 | SSW 16 | SE 10 | SE 11 |
| kJ | 474 | 474 | 102 | 100 | 75 | 108 | 255 | 248 | 294 | 377 | 464 | 208 | 226 | 504 | 452 | 441 | 441 | 659 | 310 | 157 | 229 |
Swell 2 Height (m) Direction Period (s) | NNW 10 | NNW 10 | S 12 | SSW 16 | SSW 16 | SW 16 | NNW 10 | E 9 | ESE 9 | NNW 10 | SSW 17 | NNW 10 | N 9 | N 9 | N 9 | SSE 10 | SSE 10 | SSW 16 | SE 10 | SSW 15 | SSW 15 |
| kJ | 106 | 106 | 108 | 166 | 164 | 255 | 74 | 83 | 86 | 72 | 377 | 52 | 44 | 43 | 42 | 57 | 95 | 318 | 108 | 302 | 298 |
Swell 3 Height (m) Direction Period (s) | S 12 | S 12 | SSW 16 | S 12 | S 12 | NNW 10 | S 12 | NNW 9 | NNW 9 | S 12 | NNW 10 | SSW 18 | SW 18 | S 11 | SSE 11 | N 9 | N 9 | SE 10 | NNW 9 | NNW 9 | SW 12 |
| kJ | 110 | 108 | 169 | 108 | 106 | 74 | 75 | 50 | 48 | 71 | 74 | 174 | 154 | 22 | 46 | 41 | 41 | 112 | 26 | 25 | 71 |
Wind waves Height (m) Direction Period (s) | — | — | E 10 | E 9 | E 9 | E 7 | E 9 | E 8 | E 8 | E 8 | — | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | — | E 8 | E 8 | E 8 |
| kJ | — | — | 464 | 383 | 359 | 243 | 380 | 263 | 283 | 396 | — | 464 | 453 | 624 | 572 | 572 | 643 | — | 671 | 659 | 783 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1 | 8 | 12 | 1 | 0 | 0 | 0 | 2 | 158 | 9 | 16 | 12 | 158 | 158 | 158 | 170 | 19 | 19 | 178 | 158 | 170 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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