Surf Forecasts:
How big are the waves at Power Plant today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 2.5ft (0.7m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 2.5ft (0.7m), 14s period with SSW swell.
- Evening surf: Evening surf (31 Aug, local time) - 2ft (0.6m), 19s period with S swell.
The current surf forecast for Power Plant at 7AM is: 0.7m 15s primary swell from a South-southwest direction and 0.6m 11s secondary swell from a South direction (forecast issued at 01:00am August 31). An open ocean swell of 1.6m 7s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | 2.5ft (0.7m) | 15s |
| Afternoon (31 Aug) | 2.5ft (0.7m) | 14s |
| Evening (31 Aug) | 2ft (0.6m) | 19s |
Table - waves today at Power Plant. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 29°C on Wed afternoon, min 25°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 31 | Tuesday 1 | Wednesday 2 | ||||||||||||||||||||||
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 | 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 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | S 19 | S 19 | S 19 | S 19 | S 18 | SSW 18 | S 18 | S 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 199 | 252 | 193 | 191 | 186 | 180 | 270 | 192 | 273 | 267 | 243 | 333 | 314 | 314 | 404 | 390 | 465 | 438 | 432 | 520 | 513 | 401 | 371 | 357 |
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 | off | off | off |
High Tide | 6:01AM0.54m | 5:16PM0.44m | 6:54AM0.57m | 5:35PM0.37m | 8:00AM0.58m | 5:33PM0.31m | ||||||||||||||||||
Low Tide | 11:21PM0.08m | 12:00PM0.24m | 11:44PM0.07m | 1:15PM0.28m | 00:13AM0.07m | 3:27PM0.30m | ||||||||||||||||||
 | |  | | | | |  |  | | | | | | | | | | | |  | | | | |
 | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 27 | 28 | 27 | 25 | 26 | 26 | 25 | 25 | 27 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 28 | 29 | 28 | 26 | 25 |
Feels °C | 24 | 24 | 24 | 25 | 26 | 25 | 23 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 26 | 26 | 26 | 26 | 26 | 28 | 28 | 26 | 25 | 24 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 15 | NNE 8 | SSW 14 | S 10 | N 6 | ENE 8 | E 8 | ENE 8 | SSW 18 | S 18 | S 18 | S 18 | S 18 | S 17 | ENE 8 | E 8 | S 16 | S 16 | S 16 | S 15 | S 15 |
| kJ | 199 | 252 | 193 | 191 | 58 | 180 | 76 | 31 | 220 | 172 | 215 | 333 | 314 | 314 | 404 | 390 | 465 | 226 | 182 | 520 | 513 | 401 | 371 | 357 |
Swell 2 Height (m) Direction Period (s) | S 11 | S 11 | S 11 | NNE 8 | SSW 14 | S 11 | S 19 | S 10 | S 19 | NNE 7 | S 18 | N 7 | N 7 | N 6 | S 12 | N 6 | N 6 | S 16 | S 16 | SSE 10 | SSE 10 | S 11 | S 11 | S 11 |
| kJ | 85 | 84 | 84 | 50 | 186 | 82 | 270 | 73 | 273 | 49 | 243 | 34 | 33 | 29 | 77 | 28 | 29 | 438 | 432 | 33 | 32 | 65 | 61 | 61 |
Swell 3 Height (m) Direction Period (s) | N 7 | E 10 | E 10 | S 11 | S 11 | ENE 10 | SW 14 | S 19 | S 10 | S 19 | SSW 14 | SSW 14 | S 13 | S 12 | SW 14 | S 11 | SSE 10 | SSE 10 | N 7 | SW 14 | E 14 | E 14 | N 6 | E 13 |
| kJ | 33 | 18 | 17 | 82 | 81 | 30 | 93 | 192 | 51 | 267 | 136 | 79 | 78 | 77 | 52 | 61 | 35 | 35 | 22 | 47 | 37 | 37 | 12 | 56 |
Wind waves Height (m) Direction Period (s) | E 6 | ENE 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | — | ENE 8 | — | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | — | — | ENE 8 | ENE 7 | ENE 7 | ENE 8 | ENE 7 |
| kJ | 141 | 192 | 232 | 168 | 179 | 206 | 229 | 220 | — | 310 | — | 187 | 228 | 234 | 298 | 257 | 223 | — | — | 237 | 225 | 228 | 207 | 237 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 8 | 2 | 8 | 9 | 9 | 9 | 8 | 0 | 0 | 0 | 0 | 0 | 158 | 158 | 1 | 2 | 0 | 0 | 0 | 0 | 15 | 15 | 9 | 9 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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