Surf Forecasts:
How big are the waves at Waipio Valley today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 3.5ft (1.0m), 10s period with E swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 3.5ft (1.0m), 10s period with E swell.
- Evening surf: Evening surf (16 Sep, local time) - 3.5ft (1.1m), 10s period with E swell.
The current surf forecast for Waipio Valley at 1AM is: 1.0m 10s primary swell from a East direction and 0.6m 8s secondary swell from a North-northeast direction, 0.1m 11s secondary swell from a West direction (forecast issued at 07:00pm September 15). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 3.5ft (1.0m) | 10s |
| Afternoon (16 Sep) | 3.5ft (1.0m) | 10s |
| Evening (16 Sep) | 3.5ft (1.1m) | 10s |
Table - waves today at Waipio Valley. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Thu afternoon. Warm (max 29°C on Fri morning, min 26°C on Tue night). Wind will be generally light. | |||||||||||||||||||
Tue 15 | Wednesday 16 | Thursday 17 | |||||||||||||||||
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) | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | E 8 | E 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 85 | 84 | 79 | 210 | 162 | 200 | 162 | 196 | 192 | 234 | 284 | 326 | 590 | 672 | 737 | 790 | 676 | 617 | 548 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 6:28AM0.74m | 4:28PM0.51m | 7:40AM0.70m | ||||||||||||||||
Low Tide | 10:59PM0.17m | 1:04PM0.46m | 11:29PM0.20m | ||||||||||||||||
 |  | | | |  | | |  |  | | | | | | | | |  | |
 | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | 6:24 | — | — | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | 2 | 2 | 1 | — |
Temp °C | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 27 | 28 | 28 | 27 | 27 | 26 |
Feels °C | 29 | 28 | 28 | 28 | 28 | 30 | 30 | 31 | 29 | 29 | 28 | 29 | 30 | 29 | 30 | 31 | 29 | 29 | 27 |
Swell 1 Height (m) Direction Period (s) | NNE 8 | E 11 | E 11 | NNE 8 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 9 | W 8 | W 8 | W 8 | W 8 | W 8 |
| kJ | 34 | 84 | 79 | 44 | 162 | 200 | 162 | 196 | 192 | 234 | 284 | 326 | 590 | 672 | 1 | 1 | 1 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | E 11 | NNE 8 | NNE 8 | W 11 | NNE 7 | NNE 7 | N 9 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 6 | NNE 8 | W 10 | W 10 | W 10 | W 10 | W 10 | W 16 |
| kJ | 85 | 33 | 32 | 2 | 48 | 43 | 7 | 29 | 83 | 83 | 81 | 66 | 14 | 2 | 2 | 2 | 2 | 2 | 5 |
Swell 3 Height (m) Direction Period (s) | W 9 | N 10 | N 9 | W 8 | N 10 | NE 7 | NE 7 | N 9 | NNE 9 | W 10 | NNE 9 | NNE 8 | W 10 | W 9 | SW 16 | — | — | W 16 | W 10 |
| kJ | 2 | 2 | 7 | 1 | 7 | 2 | 2 | 7 | 15 | 2 | 16 | 23 | 2 | 1 | 10 | — | — | 5 | 2 |
Wind waves Height (m) Direction Period (s) | ENE 4 | ENE 5 | ENE 5 | E 10 | — | — | NE 7 | NE 6 | — | — | — | — | — | — | ENE 9 | ENE 9 | ENE 9 | E 8 | E 8 |
| kJ | 29 | 44 | 36 | 210 | — | — | 51 | 32 | — | — | — | — | — | — | 737 | 790 | 676 | 617 | 548 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 59 | 68 | 69 | 68 | 68 | 27 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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