Surf Forecasts:
How big are the waves at Power Plant today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 2.5ft (0.8m), 20s period with SSW swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 2.5ft (0.8m), 20s period with SSW swell.
- Evening surf: Evening surf (15 Sep, local time) - 3ft (0.9m), 19s period with SW swell.
The current surf forecast for Power Plant at 2PM is: 0.7m 20s primary swell from a Southwest direction (forecast issued at 07:00am September 15). An open ocean swell of 0.4m 8s is not directed at the surf break, a second open ocean swell of 0.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 2.5ft (0.8m) | 20s |
| Afternoon (15 Sep) | 2.5ft (0.8m) | 20s |
| Evening (15 Sep) | 3ft (0.9m) | 19s |
Table - waves today at Power Plant. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Thu afternoon. Warm (max 29°C on Wed afternoon, min 25°C on Tue morning). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | |||||||||||||||||||||
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) | SW 21 | SSW 20 | SSW 20 | SW 20 | SSW 19 | SW 19 | SW 19 | SW 19 | SW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 18 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 458 | 515 | 490 | 388 | 480 | 546 | 546 | 529 | 481 | 553 | 541 | 541 | 541 | 534 | 528 | 504 | 458 | 447 | 367 | 322 | 447 | 559 | 826 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | cross-off | off | off | off | off | off | off | off |
High Tide | 6:41AM0.58m | 5:14PM0.32m | 7:35AM0.57m | 8:46AM0.55m | |||||||||||||||||||
Low Tide | 1:38PM0.27m | 11:37PM0.10m | 00:02AM0.12m | ||||||||||||||||||||
 |  | |  | | | | | | | | | | |  | | | | | |  | | | |
 | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:34 | — | — | — | — | — | — | — | 6:32 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — |
Temp °C | 25 | 25 | 27 | 28 | 27 | 27 | 26 | 26 | 25 | 26 | 28 | 29 | 28 | 26 | 26 | 26 | 26 | 27 | 28 | 29 | 28 | 27 | 26 |
Feels °C | 28 | 28 | 30 | 32 | 31 | 30 | 28 | 28 | 27 | 28 | 30 | 29 | 28 | 26 | 27 | 28 | 28 | 30 | 30 | 29 | 28 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | SW 21 | SSW 20 | SSW 20 | SW 20 | SSW 19 | SW 19 | SW 19 | SW 19 | SW 18 | SSW 18 | SSW 18 | SSW 18 | ENE 6 | SSW 18 | ENE 6 | E 10 | E 10 | E 10 | E 10 | SSW 16 | E 10 | E 9 | SSW 18 |
| kJ | 458 | 515 | 490 | 388 | 480 | 546 | 546 | 529 | 481 | 553 | 541 | 541 | 68 | 534 | 113 | 290 | 239 | 234 | 279 | 322 | 313 | 287 | 826 |
Swell 2 Height (m) Direction Period (s) | NE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NE 8 | E 6 | E 6 | E 6 | E 10 | ENE 6 | SSW 18 | SW 11 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SW 16 | N 7 | SSW 16 | SSW 16 | N 7 |
| kJ | 31 | 25 | 24 | 24 | 40 | 39 | 45 | 22 | 24 | 25 | 104 | 62 | 541 | 31 | 528 | 504 | 458 | 447 | 367 | 66 | 447 | 559 | 34 |
Swell 3 Height (m) Direction Period (s) | SSW 13 | ENE 5 | ENE 5 | ENE 5 | SSW 12 | SW 12 | SW 12 | NNE 8 | NNE 7 | NNE 7 | NE 7 | E 10 | E 10 | S 8 | NNE 8 | N 8 | SW 11 | NNE 7 | NNE 7 | SSW 19 | NNE 7 | N 7 | SSE 10 |
| kJ | 66 | 7 | 9 | 9 | 58 | 38 | 38 | 19 | 21 | 20 | 37 | 51 | 50 | 5 | 22 | 46 | 30 | 73 | 71 | 212 | 51 | 51 | 10 |
Wind waves Height (m) Direction Period (s) | ENE 4 | — | — | ESE 7 | ESE 7 | ENE 6 | E 5 | ENE 5 | — | ENE 6 | ENE 6 | — | ENE 10 | ENE 10 | — | — | NNE 8 | ENE 10 | ENE 10 | E 10 | ENE 9 | E 9 | E 9 |
| kJ | 9 | — | — | 18 | 18 | 13 | 20 | 26 | — | 46 | 57 | — | 320 | 292 | — | — | 75 | 425 | 471 | 369 | 362 | 380 | 270 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 2 | 8 | 0 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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