Surf Forecasts:
How big are the waves at Waipio Valley today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 1.5ft (0.5m), 12s period with E swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 4.5ft (1.3m), 11s period with E swell.
- Evening surf: Evening surf (15 Sep, local time) - 2ft (0.6m), 11s period with E swell.
The current surf forecast for Waipio Valley at 10AM is: 0.5m 12s primary swell from a East direction and 0.7m 8s secondary swell from a North-northeast direction, 1.0m 4s secondary swell from a East direction (forecast issued at 07:00am September 15). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 1.5ft (0.5m) | 12s |
| Afternoon (15 Sep) | 4.5ft (1.3m) | 11s |
| Evening (15 Sep) | 2ft (0.6m) | 11s |
Table - waves today at Waipio Valley. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Wed afternoon. Warm (max 28°C on Tue morning, min 26°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | |||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | NE 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 | E 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | E 8 | E 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 72 | 69 | 66 | 418 | 85 | 84 | 79 | 210 | 206 | 202 | 200 | 196 | 194 | 234 | 284 | 326 | 391 | 646 | 918 | 929 | 738 | 576 | 562 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | 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-on | cross | cross-on | cross-on | cross-on | cross-on | cross | cross |
High Tide | 5:36AM0.77m | 4:24PM0.56m | 6:28AM0.74m | 4:28PM0.51m | 7:40AM0.70m | ||||||||||||||||||
Low Tide | 11:51AM0.41m | 10:59PM0.17m | 1:04PM0.46m | 11:29PM0.20m | |||||||||||||||||||
 |  | |  | |  | | | | | | |  |  | | | | | | | | | | |
 | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | 2 | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | 1 | 1 | — | — |
Temp °C | 26 | 27 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 |
Feels °C | 30 | 29 | 30 | 31 | 29 | 28 | 28 | 28 | 28 | 29 | 30 | 30 | 29 | 30 | 29 | 30 | 30 | 29 | 30 | 30 | 28 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | NE 8 | NE 8 | NNE 8 | NNE 8 | NNE 8 | E 11 | E 11 | NNE 8 | E 10 | NNE 7 | NNE 7 | E 10 | E 10 | E 10 | E 10 | E 10 | ENE 10 | W 10 | W 8 | W 16 | W 8 | W 8 | W 8 |
| kJ | 71 | 62 | 41 | 22 | 34 | 84 | 79 | 44 | 206 | 43 | 62 | 196 | 194 | 234 | 284 | 326 | 391 | 2 | 1 | 5 | 1 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | E 12 | E 12 | E 12 | N 10 | E 11 | NNE 8 | NNE 8 | W 11 | NNE 7 | NE 8 | N 9 | NNE 7 | NE 6 | NNE 8 | NNE 6 | NNE 6 | NNE 8 | W 9 | W 10 | — | W 10 | W 10 | SW 16 |
| kJ | 72 | 69 | 66 | 8 | 85 | 33 | 32 | 2 | 43 | 2 | 7 | 17 | 32 | 50 | 52 | 38 | 85 | 1 | 2 | — | 2 | 2 | 10 |
Swell 3 Height (m) Direction Period (s) | ESE 6 | NNE 10 | W 9 | W 9 | W 9 | N 10 | N 9 | W 8 | N 10 | W 10 | NE 8 | NNE 9 | NNE 7 | NNE 7 | NNE 8 | NNE 9 | NE 8 | SW 16 | SW 16 | — | — | W 16 | W 10 |
| kJ | 8 | 9 | 2 | 2 | 2 | 2 | 7 | 1 | 7 | 2 | 2 | 16 | 16 | 29 | 24 | 15 | 3 | 10 | 10 | — | — | 5 | 2 |
Wind waves Height (m) Direction Period (s) | — | E 6 | E 4 | E 11 | E 5 | E 4 | E 7 | E 10 | — | E 10 | E 10 | NE 7 | — | — | — | — | — | ENE 9 | ENE 9 | ENE 9 | ENE 9 | E 8 | E 8 |
| kJ | — | 28 | 35 | 418 | 52 | 39 | 70 | 210 | — | 202 | 200 | 46 | — | — | — | — | — | 646 | 918 | 929 | 738 | 576 | 562 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 59 | 69 | 27 | 27 | 27 | 27 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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