Surf Forecasts:
How big are the waves at Power Plant today (23 Aug):
- Afternoon surf: Afternoon surf (23 Aug, local time) - 2.5ft (0.7m), 15s period with SSW swell.
- Evening surf: Evening surf (23 Aug, local time) - 2ft (0.6m), 14s period with SSW swell.
The current surf forecast for Power Plant at 10PM is: 0.6m 14s primary swell from a South-southwest direction and 0.5m 13s secondary swell from a South direction (forecast issued at 07:00pm August 23). 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 (23 Aug) | - | - |
| Afternoon (23 Aug) | 2.5ft (0.7m) | 15s |
| Evening (23 Aug) | 2ft (0.6m) | 14s |
Table - waves today at Power Plant. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 29°C on Mon afternoon, min 24°C on Tue night). Wind will be generally light. | |||||||||||||||||||
Sun 23 | Monday 24 | Tuesday 25 | |||||||||||||||||
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 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 |
Wave Graph  | |||||||||||||||||||
 kJ | 191 | 138 | 136 | 183 | 183 | 175 | 163 | 158 | 156 | 154 | 131 | 151 | 149 | 146 | 146 | 198 | 193 | 169 | 167 |
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 | 1:27AM0.24m | 2:17PM0.67m | 2:05AM0.28m | 2:47PM0.68m | |||||||||||||||
Low Tide | 9:21PM0.17m | 6:39AM0.09m | 9:34PM0.15m | 7:24AM0.08m | 9:50PM0.14m | ||||||||||||||
 |  |  | | |  | | | | | | |  | | | | | | | |
 | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | 6:55 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 26 | 26 | 26 | 26 | 27 | 28 | 29 | 28 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 26 | 26 |
Feels °C | 27 | 26 | 26 | 26 | 26 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 26 | 25 | 25 | 26 | 27 | 25 | 26 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | E 7 | SE 10 | E 7 | E 7 | SE 8 | SSE 7 | SSE 7 | SSW 12 | E 8 | E 7 | SSW 16 | SSW 15 | SSW 15 |
| kJ | 191 | 138 | 136 | 183 | 183 | 175 | 146 | 98 | 181 | 130 | 57 | 47 | 44 | 119 | 61 | 275 | 193 | 169 | 167 |
Swell 2 Height (m) Direction Period (s) | WNW 10 | WNW 10 | S 13 | N 5 | N 6 | S 13 | SSW 14 | SSW 13 | SE 8 | SE 8 | SSW 13 | SSW 12 | SSW 12 | SSE 7 | SSW 12 | SSW 16 | SSW 12 | SSW 12 | SSW 12 |
| kJ | 39 | 39 | 89 | 14 | 16 | 81 | 163 | 158 | 70 | 60 | 131 | 123 | 119 | 26 | 119 | 198 | 81 | 79 | 79 |
Swell 3 Height (m) Direction Period (s) | SSE 11 | S 13 | SSW 15 | NW 12 | S 13 | N 5 | SE 10 | SSE 12 | SSW 13 | SSW 13 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 12 | SSE 7 | SSE 6 | SSE 8 |
| kJ | 42 | 89 | 72 | 66 | 82 | 13 | 44 | 50 | 156 | 154 | 101 | 151 | 149 | 146 | 146 | 82 | 15 | 14 | 40 |
Wind waves Height (m) Direction Period (s) | E 7 | E 7 | ENE 7 | E 7 | E 7 | E 7 | — | E 7 | — | ENE 7 | E 8 | E 8 | E 8 | E 7 | E 6 | E 7 | E 7 | E 8 | E 7 |
| kJ | 251 | 225 | 225 | 257 | 206 | 181 | — | 181 | — | 82 | 138 | 157 | 164 | 178 | 132 | 349 | 242 | 217 | 173 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 158 | 158 | 3 | 1 | 1 | 0 | 0 | 8 | 8 | 0 | 0 | 0 | 0 | 0 | 8 | 8 | 8 | 8 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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