Surf Forecasts:
How big are the waves at Power Plant today (28 Sep):
- Morning surf: Morning surf (28 Sep, local time) - 3ft (0.9m), 13s period with SSW swell.
- Afternoon surf: Afternoon surf (28 Sep, local time) - 4.5ft (1.4m), 12s period with SSW swell.
- Evening surf: Evening surf (28 Sep, local time) - 3ft (0.9m), 9s period with SSW swell.
The current surf forecast for Power Plant at 12AM is: 0.8m 14s primary swell from a South-southwest direction and 1.0m 10s secondary swell from a South-southeast direction (forecast issued at 07:00pm September 27). An open ocean swell of 2.5m 9s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Sep) | 3ft (0.9m) | 13s |
| Afternoon (28 Sep) | 4.5ft (1.4m) | 12s |
| Evening (28 Sep) | 3ft (0.9m) | 9s |
Table - waves today at Power Plant. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Tue night. Warm (max 28°C on Mon afternoon, min 25°C on Sun night). Winds decreasing (strong winds from the E on Sun night, light winds from the ESE by Mon night). | |||||||||||||||||||
Sun 27 | Monday 28 | Tuesday 29 | |||||||||||||||||
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 | SSE 10 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 321 | 257 | 237 | 170 | 200 | 242 | 639 | 497 | 209 | 149 | 124 | 158 | 121 | 334 | 326 | 447 | 371 | 397 | 322 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 3:52PM0.45m | 4:54AM0.65m | 4:19PM0.39m | 5:39AM0.67m | 4:45PM0.33m | ||||||||||||||
Low Tide | 9:58PM0.04m | 11:25AM0.20m | 10:23PM0.04m | 12:31PM0.22m | 10:50PM0.04m | ||||||||||||||
 |  | | | | | | | | | |  |  |  |  | | | | | |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | 6:23 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 25 | 25 | 25 | 26 | 27 | 28 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 28 | 27 | 26 | 26 |
Feels °C | 23 | 23 | 22 | 23 | 23 | 24 | 26 | 28 | 26 | 26 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | SSE 10 | SSE 10 | SSE 10 | SSE 10 | S 10 | S 10 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 |
| kJ | 270 | 227 | 237 | 170 | 200 | 149 | 412 | 317 | 293 | 246 | 239 | 240 | 207 | 207 | 169 | 165 | 137 | 112 | 112 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | NNW 16 | SSW 13 | SSE 10 | SSW 12 | SSW 12 | SSE 7 | SSE 8 | SSE 7 | SSW 9 | SSE 7 | SSE 7 | SSW 16 | SSW 16 | SW 16 | SSW 16 | WSW 10 |
| kJ | 321 | 257 | 229 | 226 | 195 | 164 | 639 | 497 | 114 | 117 | 79 | 158 | 68 | 70 | 326 | 447 | 371 | 397 | 180 |
Swell 3 Height (m) Direction Period (s) | NNW 18 | NNW 17 | NNW 16 | SE 8 | NNW 16 | SSW 13 | SSE 8 | SSE 8 | SSW 10 | SSW 9 | SSW 9 | SSE 7 | SSW 9 | SSW 16 | SW 8 | SW 8 | SW 8 | WSW 9 | SSW 16 |
| kJ | 178 | 172 | 234 | 49 | 220 | 242 | 136 | 126 | 209 | 149 | 124 | 59 | 121 | 334 | 70 | 57 | 58 | 75 | 322 |
Wind waves Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | — | — | — | — | SE 7 | SE 7 | — | SSE 6 | SSE 7 | SSE 6 | SSE 7 | SSE 7 | SSE 6 |
| kJ | 1575 | 1412 | 1312 | 791 | 542 | 415 | — | — | — | — | 96 | 103 | — | 113 | 99 | 113 | 163 | 158 | 188 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 179 | 158 | 158 | 158 | 12 | 158 | 25 | 15 | 0 | 8 | 12 | 0 | 0 | 0 | 1 | 27 | 26 | 26 | 26 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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