Surf Forecasts:
How big are the waves at Power Plant today (21 Jun):
- Morning surf: Morning surf (21 Jun, local time) - 2.5ft (0.7m), 14s period with S swell.
- Afternoon surf: Afternoon surf (21 Jun, local time) - 2ft (0.6m), 19s period with S swell.
- Evening surf: Evening surf (21 Jun, local time) - 1.5ft (0.5m), 19s period with S swell.
The current surf forecast for Power Plant at 12PM is: 0.5m 20s primary swell from a South direction and 0.7m 13s secondary swell from a South direction (forecast issued at 07:00am June 21). An open ocean swell of 0.6m 10s is not directed at the surf break, a second open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jun) | 2.5ft (0.7m) | 14s |
| Afternoon (21 Jun) | 2ft (0.6m) | 19s |
| Evening (21 Jun) | 1.5ft (0.5m) | 19s |
Table - waves today at Power Plant. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Tue afternoon. Warm (max 27°C on Sun morning, min 24°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 21 | Monday 22 | Tuesday 23 | Wed 24 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | S 14 | S 14 | S 20 | S 20 | S 19 | S 19 | S 18 | S 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | S 12 | S 11 | SSW 15 | SSW 15 | S 19 | S 19 | S 19 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 199 | 188 | 186 | 268 | 184 | 179 | 224 | 307 | 301 | 221 | 148 | 130 | 183 | 186 | 186 | 132 | 85 | 42 | 39 | 71 | 73 | 265 | 192 | 273 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | glassy | off | off | off | off | off | off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide | 10:45AM0.41m | 8:50PM0.47m | 11:50AM0.49m | 9:28PM0.39m | 12:38PM0.56m | 10:18PM0.33m | ||||||||||||||||||
Low Tide | 3:43AM0.10m | 3:19PM0.33m | 4:14AM0.09m | 5:39PM0.35m | 4:45AM0.09m | 7:45PM0.31m | ||||||||||||||||||
 |  | | | | | | | | |  | | | | | |  | | | |  | | | | |
 | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | 5:50 |
 | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | 7:16 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — |
Temp °C | 24 | 25 | 27 | 27 | 27 | 26 | 25 | 24 | 24 | 25 | 26 | 26 | 27 | 25 | 24 | 24 | 24 | 25 | 27 | 27 | 27 | 25 | 25 | 25 |
Feels °C | 26 | 27 | 29 | 29 | 28 | 27 | 26 | 26 | 26 | 27 | 28 | 27 | 27 | 24 | 23 | 24 | 25 | 25 | 28 | 29 | 28 | 26 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 18 | S 18 | S 12 | S 12 | S 16 | E 5 | S 16 | S 16 | S 16 | N 8 | E 6 | E 6 | ESE 6 | N 9 | N 9 | N 8 | N 8 |
| kJ | 199 | 188 | 173 | 170 | 167 | 165 | 165 | 307 | 301 | 103 | 71 | 130 | 20 | 186 | 186 | 132 | 29 | 41 | 31 | 24 | 76 | 71 | 68 | 50 |
Swell 2 Height (m) Direction Period (s) | E 5 | E 5 | ESE 10 | S 20 | S 19 | S 19 | S 18 | S 13 | S 12 | ESE 6 | S 17 | S 12 | S 16 | E 5 | S 12 | S 12 | S 12 | N 7 | N 7 | N 7 | E 6 | S 19 | S 19 | S 19 |
| kJ | 12 | 18 | 78 | 268 | 184 | 179 | 224 | 117 | 110 | 22 | 148 | 69 | 183 | 15 | 69 | 69 | 44 | 28 | 26 | 25 | 18 | 265 | 192 | 273 |
Swell 3 Height (m) Direction Period (s) | SW 18 | S 20 | S 20 | E 5 | E 5 | SSW 16 | SW 16 | E 5 | E 5 | S 18 | ESE 5 | E 5 | S 12 | S 12 | SE 6 | SE 7 | S 16 | S 12 | S 11 | SSW 15 | SSW 15 | E 6 | S 16 | S 16 |
| kJ | 79 | 122 | 186 | 12 | 7 | 100 | 125 | 7 | 11 | 221 | 15 | 14 | 68 | 69 | 18 | 14 | 85 | 42 | 39 | 71 | 73 | 21 | 129 | 132 |
Wind waves Height (m) Direction Period (s) | ENE 5 | — | ENE 5 | E 8 | ENE 4 | E 4 | E 4 | — | — | E 6 | E 5 | ESE 5 | ENE 11 | — | E 5 | ENE 5 | E 5 | — | ENE 6 | — | ENE 6 | ENE 7 | ENE 7 | E 7 |
| kJ | 22 | — | 9 | 60 | 5 | 6 | 9 | — | — | 32 | 12 | 23 | 75 | — | 27 | 26 | 46 | — | 24 | — | 18 | 48 | 49 | 113 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 9 | 2 | 2 | 0 | 0 | 0 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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