Surf Forecasts:
How big are the waves at Kua Bay today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 1.5ft (0.5m), 13s period with W swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 1.5ft (0.5m), 13s period with W swell.
- Evening surf: Evening surf (18 Jul, local time) - 1.5ft (0.5m), 13s period with W swell.
The current surf forecast for Kua Bay at 3AM is: 0.6m 14s primary swell from a West direction (forecast issued at 07:00pm July 17). An open ocean swell of 0.7m 7s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 1.5ft (0.5m) | 13s |
| Afternoon (18 Jul) | 1.5ft (0.5m) | 13s |
| Evening (18 Jul) | 1.5ft (0.5m) | 13s |
Table - waves today at Kua Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Sat night. Warm (max 28°C on Sat morning, min 25°C on Sat night). Wind will be generally light. | |||||||||||||||||||
Fri 17 | Saturday 18 | Sunday 19 | |||||||||||||||||
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) | W 14 | W 14 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 146 | 144 | 142 | 138 | 134 | 92 | 89 | 89 | 87 | 87 | 57 | 57 | 56 | 55 | 50 | 29 | 29 | 29 | 29 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-off | cross-off | glassy | glassy | glassy | on | cross-on | cross-off | cross-off | cross-on | glassy | glassy | glassy | glassy | cross-off | cross | cross-on | on |
High Tide | 7:09AM0.48m | 6:50PM0.67m | 8:11AM0.52m | 7:20PM0.57m | |||||||||||||||
Low Tide | 1:11AM0.09m | 12:27PM0.22m | 1:43AM0.10m | 1:31PM0.30m | |||||||||||||||
 |  | | | | |  | | | |  |  | | | | | | | | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | 7:06 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | 1 |
Temp °C | 28 | 27 | 27 | 26 | 26 | 26 | 28 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 26 | 27 | 26 | 25 | 25 |
Feels °C | 31 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 29 | 30 | 29 | 29 | 28 | 29 | 29 | 28 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | NNE 7 | NE 7 | W 14 | NE 7 | NNE 7 | NE 7 | NE 7 | NE 7 | NNE 7 | NE 5 | NNE 7 | NNE 7 | NNE 6 | WNW 13 | NE 7 | NE 5 | NNE 6 | NNE 7 | NE 8 |
| kJ | 57 | 65 | 142 | 47 | 61 | 71 | 64 | 104 | 76 | 30 | 61 | 50 | 34 | 55 | 53 | 25 | 41 | 38 | 59 |
Swell 2 Height (m) Direction Period (s) | W 14 | W 14 | NNE 7 | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | NNE 7 | WNW 13 | WNW 13 | WNW 13 | ENE 8 | WNW 12 | NNE 7 | WNW 12 | WNW 12 | WNW 12 |
| kJ | 146 | 144 | 30 | 138 | 134 | 92 | 89 | 89 | 87 | 18 | 57 | 57 | 56 | 6 | 50 | 20 | 29 | 29 | 29 |
Swell 3 Height (m) Direction Period (s) | SW 12 | SSW 12 | NE 6 | SSW 15 | SSW 14 | SSW 14 | NNE 8 | SW 11 | ENE 8 | W 13 | SSW 12 | ENE 8 | ENE 7 | NE 7 | SW 11 | WNW 12 | SW 11 | SSW 11 | SW 11 |
| kJ | 21 | 14 | 21 | 21 | 21 | 20 | 21 | 5 | 11 | 87 | 15 | 6 | 5 | 2 | 5 | 29 | 4 | 12 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | NNE 6 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 34 | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 10 | 0 | 0 | 0 | 0 | 0 | 30 | 10 | 0 | 0 | 30 | 4 | 4 | 4 | 100 | 103 | 100 | 100 | 96 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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