Surf Forecasts:
How big are the waves at Waipio Valley today (14 Sep):
- Morning surf: Morning surf (14 Sep, local time) - 3ft (0.9m), 8s period with NE swell.
- Afternoon surf: Afternoon surf (14 Sep, local time) - 2.5ft (0.8m), 8s period with NNE swell.
- Evening surf: Evening surf (14 Sep, local time) - 3.5ft (1.0m), 8s period with NE swell.
The current surf forecast for Waipio Valley at 9PM is: 1.0m 8s primary swell from a Northeast direction and 0.3m 13s secondary swell from a East direction (forecast issued at 01:00pm September 14). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Sep) | 3ft (0.9m) | 8s |
| Afternoon (14 Sep) | 2.5ft (0.8m) | 8s |
| Evening (14 Sep) | 3.5ft (1.0m) | 8s |
Table - waves today at Waipio Valley. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Mon afternoon. Warm (max 28°C on Tue morning, min 26°C on Mon night). Wind will be generally light. | |||||||||||||||||||||
Mon 14 | Tuesday 15 | Wednesday 16 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | NE 8 | NNE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | ENE 8 | E 12 | E 12 | E 11 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 100 | 86 | 86 | 126 | 104 | 101 | 103 | 69 | 66 | 60 | 85 | 84 | 79 | 210 | 204 | 200 | 244 | 237 | 234 | 234 | 279 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 4:10PM0.62m | 5:36AM0.77m | 4:24PM0.56m | 6:28AM0.74m | 4:28PM0.51m | ||||||||||||||||
Low Tide | 11:00AM0.35m | 10:33PM0.15m | 11:51AM0.41m | 10:59PM0.17m | 1:04PM0.46m | ||||||||||||||||
 | |  |  |  | |  |  | | | | | | | | | | | |  | | |
 | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | 6:25 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:23 | — | — |
mm | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 |
Temp °C | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 |
Feels °C | 30 | 30 | 31 | 29 | 30 | 30 | 29 | 29 | 30 | 31 | 29 | 29 | 27 | 27 | 28 | 29 | 30 | 30 | 28 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | NE 8 | NNE 8 | NNE 8 | NE 8 | NE 8 | E 12 | E 12 | NE 8 | NNE 8 | E 11 | NNE 8 | NNE 8 | E 11 | NNE 8 | NNE 8 | NNE 8 | NNE 7 | E 10 | E 10 | E 10 | E 10 |
| kJ | 100 | 86 | 86 | 126 | 104 | 48 | 72 | 62 | 41 | 60 | 52 | 51 | 79 | 44 | 50 | 44 | 31 | 237 | 234 | 234 | 279 |
Swell 2 Height (m) Direction Period (s) | ESE 6 | E 14 | E 14 | E 13 | E 13 | N 10 | NNE 10 | E 12 | E 12 | NNE 8 | E 11 | E 11 | NNE 8 | W 11 | N 10 | NE 7 | N 9 | NNE 7 | NE 7 | NNE 7 | NNE 6 |
| kJ | 3 | 16 | 34 | 31 | 53 | 8 | 10 | 69 | 66 | 22 | 85 | 84 | 50 | 2 | 7 | 2 | 7 | 17 | 49 | 44 | 49 |
Swell 3 Height (m) Direction Period (s) | SE 8 | ESE 6 | SE 8 | SE 8 | N 10 | ESE 8 | W 9 | NNE 10 | W 9 | N 10 | W 9 | N 10 | N 9 | W 8 | W 11 | W 10 | NE 8 | NNE 9 | NNE 9 | NNE 9 | NNE 9 |
| kJ | 3 | 4 | 3 | 2 | 8 | 6 | 2 | 10 | 2 | 8 | 2 | 2 | 7 | 1 | 2 | 2 | 2 | 16 | 16 | 15 | 25 |
Wind waves Height (m) Direction Period (s) | — | ENE 5 | ENE 5 | — | — | NE 8 | ENE 8 | E 4 | E 4 | ENE 4 | E 4 | E 7 | E 7 | E 10 | E 10 | E 10 | E 10 | NE 7 | — | — | — |
| kJ | — | 17 | 22 | — | — | 101 | 103 | 12 | 35 | 49 | 30 | 59 | 56 | 210 | 204 | 200 | 244 | 26 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 102 | 71 | 102 | 54 | 56 | 65 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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