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Surf Forecasts:
Power Plant surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Friday 01 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
25.0° C
(Which is normal for this time of year)How big are the waves at Power Plant today?
The current surf forecast for Power Plant at 11AM is: 0.5m 15s primary swell from a South direction (forecast issued at 07:00am May 01). An open ocean swell of 1.0m 12s is not directed at the surf break, a second open ocean swell of 1.7m 7s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 May) | 1.5ft (0.5m) | 15s |
| Afternoon (01 May) | 2ft (0.6m) | 15s |
| Evening (01 May) | 2ft (0.6m) | 16s |
Table - waves today at Power Plant. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 26°C on Sun afternoon, min 22°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||||
Friday 1 | Saturday 2 | Sunday 3 | Mon 4 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 15 | S 15 | S 15 | S 15 | NW 18 | NW 16 | NW 16 | NW 17 | NW 15 | NW 15 | NW 15 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | SSW 14 | SSW 14 | |
112 | 110 | 112 | 163 | 201 | 181 | 448 | 567 | 499 | 649 | 623 | 514 | 478 | 347 | 336 | 331 | 265 | 244 | 244 | 203 | 169 | 167 | 165 | 163 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | cross-off | off | off | off | off | off | off | off | |
High Tide | 2:59AM0.33m | 4:07PM0.70m | 3:29AM0.30m | 4:40PM0.70m | 3:57AM0.26m | 5:16PM0.69m | ||||||||||||||||||
Low Tide | 8:45AM0.05m | 11:14PM0.18m | 9:07AM0.05m | 00:02AM0.19m | 9:32AM0.06m | 00:56AM0.19m | ||||||||||||||||||
 |  | | | | | | | | | |  | | |  | | | | | | | | | | |
 | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | 5:58 |
 | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | 6:58 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 23 | 23 | 24 | 25 | 25 | 23 | 23 | 23 | 22 | 23 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 25 | 26 | 25 | 24 | 23 | 23 |
21 | 20 | 21 | 22 | 22 | 21 | 21 | 22 | 21 | 21 | 24 | 23 | 23 | 23 | 24 | 23 | 23 | 23 | 25 | 25 | 23 | 22 | 22 | 23 | |
Swell 1 Height (m) Direction Period (s) | NNW 12 | NNW 12 | NNW 12 | NNW 12 | E 8 | NNW 11 | NW 16 | E 8 | NW 15 | NW 15 | NW 15 | E 8 | E 8 | NW 13 | E 8 | E 8 | E 8 | E 8 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 |
 kJ | 314 | 328 | 269 | 265 | 258 | 200 | 448 | 191 | 499 | 649 | 623 | 168 | 168 | 347 | 142 | 145 | 149 | 124 | 244 | 203 | 169 | 167 | 121 | 116 |
Swell 2 Height (m) Direction Period (s) | S 15 | S 15 | S 15 | S 15 | NNW 12 | NW 16 | NNW 11 | NW 17 | NNW 12 | S 14 | E 8 | NW 14 | NW 14 | S 14 | NW 13 | NW 13 | NW 13 | NW 12 | S 13 | S 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 112 | 110 | 112 | 163 | 207 | 165 | 197 | 567 | 158 | 198 | 168 | 514 | 478 | 107 | 336 | 331 | 265 | 244 | 130 | 155 | 165 | 165 | 165 | 163 |
Swell 3 Height (m) Direction Period (s) | N 7 | SSW 11 | SSW 18 | NW 18 | NW 18 | NW 19 | SSW 16 | NNW 12 | S 15 | SW 18 | S 14 | S 14 | S 14 | SSW 18 | S 16 | S 13 | SSW 16 | S 13 | SSW 16 | SE 10 | SSE 10 | SSE 6 | SW 20 | SW 19 |
| kJ | 24 | 24 | 62 | 49 | 201 | 181 | 86 | 156 | 119 | 12 | 104 | 106 | 106 | 31 | 242 | 89 | 146 | 126 | 50 | 4 | 11 | 4 | 60 | 96 |
Wind waves Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | — | ENE 7 | ENE 8 | — | ENE 8 | E 8 | — | — | — | E 8 | — | — | ENE 8 | — | ENE 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 |
| kJ | 214 | 231 | 311 | 320 | — | 191 | 196 | — | 196 | 196 | — | — | — | 163 | — | — | 138 | — | 133 | 153 | 157 | 163 | 163 | 149 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 8 | 19 | 12 | 8 | 8 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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