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Power Plant surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Thursday 14 May 2026 HSTForecast update in hr min s Forecast update imminent
Power Plant surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Power Plant sea temperature is
25.4° C
(Which is slightly warmer than usual)How big are the waves at Power Plant today?
The current surf forecast for Power Plant at 6PM is: 1.2m 14s primary swell from a Northwest direction (forecast issued at 01:00pm May 14). An open ocean swell of 0.7m 8s is not directed at the surf break, a second open ocean swell of 1.1m 8s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 3ft (0.9m) | 15s |
| Afternoon (14 May) | 1.5ft (0.4m) | 14s |
| Evening (14 May) | 4ft (1.2m) | 14s |
Table - waves today at Power Plant. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 15mm), heaviest on Fri afternoon. Warm (max 26°C on Thu afternoon, min 23°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 14 | Friday 15 | Saturday 16 | Sun 17 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 15 | SSW 14 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | SSW 16 | SSW 16 | NW 12 | NW 12 | NW 12 | SSW 16 | E 8 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SW 14 | SSW 17 | SSW 15 | SSW 14 | SSE 11 | |
435 | 74 | 614 | 573 | 540 | 517 | 501 | 171 | 169 | 287 | 209 | 205 | 102 | 0 | 103 | 162 | 142 | 144 | 140 | 102 | 111 | 191 | 138 | 69 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | glassy | glassy | cross-off | off | off | cross-off | glassy | off | |
High Tide | 2:43PM0.71m | 1:56AM0.34m | 3:24PM0.78m | 2:40AM0.29m | 4:08PM0.82m | 3:24AM0.25m | ||||||||||||||||||
Low Tide | 9:33PM0.20m | 7:55AM-0.01m | 10:33PM0.17m | 8:28AM-0.03m | 11:34PM0.15m | |||||||||||||||||||
 |  | |  | | |  |  | | | | | |  | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — |
 | — | — | 7:02 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | 7:04 |
— | — | — | — | — | — | 1 | 1 | 2 | 4 | 3 | 1 | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | |
Temp °C | 26 | 26 | 26 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 26 | 26 | 25 | 25 | 24 | 24 | 24 |
25 | 24 | 24 | 23 | 24 | 24 | 25 | 26 | 27 | 26 | 25 | 23 | 23 | 25 | 25 | 26 | 28 | 29 | 29 | 27 | 28 | 27 | 28 | 26 | |
Swell 1 Height (m) Direction Period (s) | E 7 | NW 15 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | E 8 | NW 12 | NW 12 | E 8 | E 8 | NW 12 | E 8 | E 8 | E 8 | ENE 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 |
 kJ | 130 | 503 | 614 | 573 | 540 | 517 | 501 | 141 | 353 | 287 | 98 | 124 | 140 | 157 | 130 | 108 | 112 | 137 | 137 | 144 | 147 | 122 | 147 | 140 |
Swell 2 Height (m) Direction Period (s) | NW 15 | N 8 | N 8 | N 8 | E 8 | E 8 | E 8 | NW 13 | E 8 | E 8 | NW 12 | NW 12 | N 6 | NW 11 | NW 11 | NW 11 | NW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | SSW 15 | SSW 14 | NNW 10 |
| kJ | 435 | 64 | 64 | 48 | 93 | 114 | 141 | 382 | 117 | 95 | 209 | 205 | 21 | 128 | 123 | 97 | 96 | 79 | 78 | 76 | 71 | 191 | 138 | 92 |
Swell 3 Height (m) Direction Period (s) | N 8 | SSW 14 | SW 14 | SSE 10 | N 8 | N 8 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSE 6 | SSW 16 | N 6 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SW 14 | SSW 17 | NNW 10 | NNW 10 | SSE 11 |
| kJ | 64 | 74 | 47 | 38 | 48 | 49 | 175 | 171 | 169 | 169 | 169 | 14 | 102 | 19 | 103 | 162 | 142 | 144 | 140 | 102 | 111 | 69 | 69 | 69 |
Wind waves Height (m) Direction Period (s) | — | E 8 | E 8 | E 8 | — | — | — | — | — | — | — | — | E 8 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 159 | 164 | 114 | — | — | — | — | — | — | — | — | 153 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 2 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 2 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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