Surf Forecasts:
How big are the waves at Power Plant today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 2.5ft (0.7m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 2.5ft (0.7m), 16s period with SW swell.
- Evening surf: Evening surf (31 Jul, local time) - 2.5ft (0.7m), 15s period with SW swell.
The current surf forecast for Power Plant at 2AM is: 0.7m 16s primary swell from a Southwest direction and 0.8m 13s secondary swell from a South direction (forecast issued at 07:00pm July 30). An open ocean swell of 1.1m 7s 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 (31 Jul) | 2.5ft (0.7m) | 16s |
| Afternoon (31 Jul) | 2.5ft (0.7m) | 16s |
| Evening (31 Jul) | 2.5ft (0.7m) | 15s |
Table - waves today at Power Plant. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Fri afternoon, min 25°C on Fri night). Mainly fresh winds. | |||||||||||||||||||
Thu 30 | Friday 31 | Saturday 1 | |||||||||||||||||
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 18 | SSW 18 | S 13 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 222 | 219 | 215 | 268 | 264 | 264 | 258 | 251 | 232 | 226 | 223 | 220 | 217 | 208 | 191 | 123 | 123 | 123 | 127 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide | 4:45PM0.70m | 4:50AM0.33m | 5:11PM0.66m | 5:36AM0.37m | 5:35PM0.61m | ||||||||||||||
Low Tide | 11:47PM0.13m | 10:08AM0.10m | 00:07AM0.12m | 10:50AM0.16m | |||||||||||||||
 |  |  | | | |  | | | |  | | | | | | | | | |
 | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | 7:12 | — | — | — | — | — | — | — | 7:12 | — | — | — | — | — | — | — | 7:10 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 27 | 25 | 25 | 25 | 25 | 25 | 26 | 27 | 26 | 25 | 25 |
Feels °C | 29 | 29 | 27 | 27 | 27 | 25 | 25 | 26 | 25 | 23 | 22 | 23 | 22 | 22 | 23 | 23 | 23 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | E 8 | S 13 | E 8 | E 7 | E 8 | S 12 | E 8 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | E 14 |
| kJ | 100 | 219 | 93 | 130 | 133 | 151 | 191 | 251 | 232 | 226 | 223 | 220 | 217 | 208 | 191 | 123 | 123 | 123 | 146 |
Swell 2 Height (m) Direction Period (s) | S 13 | E 8 | S 13 | S 13 | S 13 | SW 16 | S 12 | S 12 | S 12 | E 15 | E 15 | E 15 | E 14 | E 14 | E 15 | E 14 | E 14 | E 14 | SSW 14 |
| kJ | 222 | 78 | 215 | 212 | 209 | 264 | 148 | 146 | 104 | 167 | 161 | 153 | 148 | 148 | 150 | 148 | 142 | 144 | 127 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | SSW 18 | SSW 17 | SW 16 | SW 16 | E 16 | SW 16 | E 15 | E 16 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | N 6 | N 6 | S 11 |
| kJ | 207 | 204 | 190 | 268 | 264 | 125 | 258 | 163 | 172 | 103 | 103 | 71 | 71 | 70 | 41 | 39 | 20 | 27 | 22 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | ENE 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | — | — | — | — | 97 | 159 | 253 | 256 | 256 | 328 | 527 | 697 | 759 | 699 | 825 | 759 | 581 | 540 | 666 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 8 | 0 | 0 | 0 | 0 | 8 | 12 | 12 | 158 | 160 | 160 | 12 | 161 | 19 | 178 | 158 | 160 | 16 | 19 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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