Surf Forecasts:
How big are the waves at Hapuna today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 1ft (0.3m), 11s period with WNW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 1ft (0.3m), 11s period with WNW swell.
- Evening surf: Evening surf (18 Aug, local time) - 1.5ft (0.4m), 13s period with WNW swell.
The current surf forecast for Hapuna at 10AM is: 0.3m 11s primary swell from a West-northwest direction (forecast issued at 01:00am August 18). An open ocean swell of 0.4m 5s is not directed at the surf break, a second open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 1ft (0.3m) | 11s |
| Afternoon (18 Aug) | 1ft (0.3m) | 11s |
| Evening (18 Aug) | 1.5ft (0.4m) | 13s |
Table - waves today at Hapuna. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Tue afternoon, min 25°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||||||
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 | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | SW 16 | SW 16 | SW 16 | SW 16 | SW 17 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 25 | 25 | 25 | 25 | 25 | 25 | 58 | 57 | 33 | 29 | 48 | 48 | 48 | 42 | 41 | 41 | 41 | 45 | 48 | 49 | 49 | 47 | 43 | 42 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | glassy | glassy | cross-on | cross-on | glassy | cross-off | cross-off | off | off | glassy | cross-on | cross | cross-off | cross-off | glassy | glassy | glassy | glassy | cross-on | cross-on | glassy | glassy | glassy |
High Tide | 8:37AM0.54m | 7:15PM0.33m | 9:44AM0.55m | 7:33PM0.25m | 10:59AM0.57m | |||||||||||||||||||
Low Tide | 1:21AM0.04m | 3:09PM0.25m | 1:51AM0.05m | 5:41PM0.25m | 2:31AM0.07m | |||||||||||||||||||
 | |  | | | | | | | | | | | |  | | |  |  | | | | | | |
 | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 27 | 28 | 27 | 26 | 26 | 26 | 25 | 26 | 28 | 28 | 28 | 27 | 26 | 26 | 25 | 26 | 28 | 28 | 27 | 27 | 26 |
Feels °C | 27 | 28 | 29 | 30 | 32 | 31 | 30 | 30 | 29 | 28 | 30 | 31 | 31 | 32 | 31 | 30 | 31 | 29 | 30 | 31 | 32 | 31 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | WNW 11 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | WNW 11 | WNW 13 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NE 5 | WNW 12 | NE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 7 | NNE 7 | NNE 7 | NNE 7 |
| kJ | 25 | 17 | 17 | 9 | 17 | 25 | 58 | 15 | 9 | 9 | 9 | 8 | 12 | 28 | 10 | 8 | 22 | 15 | 23 | 17 | 31 | 32 | 32 | 31 |
Swell 2 Height (m) Direction Period (s) | NE 8 | WNW 11 | WNW 11 | NE 8 | WNW 11 | W 13 | ENE 7 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | NNE 6 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | SW 18 | W 11 | W 11 | W 11 | W 11 |
| kJ | 9 | 25 | 25 | 14 | 25 | 14 | 5 | 57 | 33 | 29 | 48 | 48 | 48 | 8 | 28 | 27 | 25 | 24 | 24 | 49 | 21 | 21 | 21 | 21 |
Swell 3 Height (m) Direction Period (s) | S 13 | ENE 8 | NE 8 | WNW 11 | ENE 7 | ENE 7 | SSW 18 | ENE 7 | ENE 7 | ENE 6 | SSW 16 | NNE 7 | NNE 7 | SW 16 | SW 16 | SW 16 | SW 16 | SW 17 | SW 18 | WNW 11 | SW 18 | SW 17 | SW 17 | SW 16 |
| kJ | 14 | 6 | 9 | 25 | 5 | 5 | 31 | 5 | 5 | 4 | 25 | 5 | 4 | 42 | 41 | 41 | 41 | 45 | 48 | 24 | 49 | 47 | 43 | 42 |
Wind waves Height (m) Direction Period (s) | NNE 5 | — | — | — | — | NNE 5 | NNE 5 | — | — | — | — | — | — | NE 5 | NNE 4 | NNE 4 | — | — | — | — | — | — | — | — |
| kJ | 17 | — | — | — | — | 15 | 15 | — | — | — | — | — | — | 11 | 13 | 8 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 81 | 60 | 44 | 91 | 87 | 87 | 3 | 32 | 32 | 47 | 3 | 87 | 87 | 3 | 3 | 3 | 6 | 3 | 3 | 6 | 6 | 3 | 6 | 6 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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