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Surf Forecasts:
Power Plant surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Monday 15 Sep 2025 HST
How big are the waves at Power Plant today?
The current surf forecast for Power Plant at 5PM is: 0.5m 13s primary swell from a South-southwest direction (forecast issued at 01:00pm September 15). An open ocean swell of 0.7m 10s is not directed at the surf break, a second open ocean swell of 0.8m 5s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 1.5ft (0.5m) | 13s |
| Afternoon (15 Sep) | 1.5ft (0.4m) | 13s |
| Evening (15 Sep) | 1.5ft (0.5m) | 13s |
Table - waves today at Power Plant. (Swell directed towards the surf break)
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 12 | 11 | 16 | 16 | 16 | 15 | 15 | 15 | 9 | 15 | 8 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 99 | 104 | 99 | 99 | 119 | 95 | 87 | 86 | 58 | 83 | 85 | 62 | 66 | 154 | 121 | 146 | 171 | 181 | 173 | 161 | 136 | 55 | 218 | 210 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide / height (m) | 11:43AM 0.65 | 12:09AM 0.21 | 12:40PM 0.66 | 1:08AM 0.26 | 1:25PM 0.67 | 1:49AM 0.32 | ||||||||||||||||||
Low Tide / height (m) | 8:05PM 0.16 | 4:37AM 0.14 | 8:20PM 0.14 | 5:59AM 0.13 | 8:38PM 0.12 | 7:01AM 0.12 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:20 |
| Sunset | - | - | 6:35 | - | - | - | - | - | - | - | 6:34 | - | - | - | - | - | - | - | 6:32 | - | - | - | - | - |
 |  | |  | | | | | | | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 28 | 28 | 27 | 25 | 25 | 24 | 24 | 25 | 27 | 28 | 27 | 25 | 25 | 25 | 25 | 25 | 27 | 28 | 27 | 26 | 25 | 25 | 25 | 25 |
| Feels °C (?) | 27 | 26 | 25 | 24 | 25 | 24 | 24 | 25 | 25 | 26 | 25 | 24 | 24 | 25 | 25 | 24 | 25 | 26 | 25 | 26 | 24 | 24 | 24 | 24 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for HAW - Oahu
Calm condsitions have become offshore at Waikiki (light winds from the ENE at BUOY-OOUH1 5 km from Waikiki). 0.5m 10s swell from the SE with a 0.3m 13s groundswell from the S. 2 swells combining to make bigger set waves.
2 h 4 min ago
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