Surf Forecasts:
How big are the waves at Waipio Valley today (19 Aug):
- Afternoon surf: Afternoon surf (19 Aug, local time) - 4ft (1.2m), 8s period with ENE swell.
- Evening surf: Evening surf (19 Aug, local time) - 3.5ft (1.1m), 8s period with E swell.
The current surf forecast for Waipio Valley at 11PM is: 1.2m 7s primary swell from a East-northeast direction and 0.2m 12s secondary swell from a West direction (forecast issued at 07:00pm August 19). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | - | - |
| Afternoon (19 Aug) | 4ft (1.2m) | 8s |
| Evening (19 Aug) | 3.5ft (1.1m) | 8s |
Table - waves today at Waipio Valley. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Thu morning, min 25°C on Wed night). Winds increasing (calm on Wed night, fresh winds from the ENE by Sat afternoon). | |||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | |||||||||||||||||
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 8 | E 8 | ENE 7 | E 8 | ENE 7 | NE 7 | NNE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NNE 7 | NE 7 | ENE 5 | E 5 | E 6 | E 5 | E 7 |
Wave Graph | |||||||||||||||||||
153 | 142 | 157 | 90 | 134 | 122 | 90 | 93 | 91 | 77 | 67 | 67 | 47 | 47 | 89 | 152 | 163 | 109 | 173 | |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | glassy | glassy | glassy | on | on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross |
High Tide | 10:43AM0.69m | 11:52AM0.74m | |||||||||||||||||
Low Tide | 1:35AM0.23m | 2:58AM0.24m | |||||||||||||||||
— | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | |
6:47 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:45 | — | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 25 | 25 | 26 | 28 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 27 |
Feels °C | 30 | 30 | 30 | 29 | 30 | 30 | 32 | 31 | 31 | 31 | 30 | 30 | 29 | 29 | 29 | 30 | 28 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | ENE 7 | E 8 | ENE 7 | NE 7 | NNE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NNE 7 | NE 7 | W 10 | W 10 | W 11 | NNE 7 | W 10 |
153 | 142 | 157 | 90 | 134 | 122 | 90 | 93 | 91 | 77 | 67 | 67 | 40 | 47 | 31 | 35 | 37 | 15 | 32 | |
Swell 2 Height (m) Direction Period (s) | N 6 | NNE 6 | W 12 | NNE 6 | W 11 | W 11 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | W 9 | W 8 | W 9 | W 11 | NNE 7 |
20 | 29 | 11 | 35 | 10 | 9 | 51 | 40 | 41 | 44 | 36 | 35 | 47 | 35 | 1 | 1 | 2 | 36 | 9 | |
Swell 3 Height (m) Direction Period (s) | W 12 | W 12 | W 7 | W 11 | W 7 | SE 9 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | N 8 | N 8 | N 8 | W 9 | W 9 |
25 | 11 | 4 | 10 | 1 | 3 | 9 | 9 | 9 | 9 | 21 | 21 | 18 | 18 | 1 | 1 | 1 | 2 | 2 | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | E 2 | E 3 | E 4 | E 4 | ENE 5 | E 5 | E 6 | E 5 | E 7 |
— | — | — | — | — | — | — | — | — | — | 1 | 6 | 10 | 12 | 89 | 152 | 163 | 109 | 173 | |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 80 | 27 | 27 | 0 | 0 | 0 | 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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