Surf Forecasts:
How big are the waves at Kua Bay today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 1ft (0.3m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 1ft (0.3m), 18s period with SW swell.
- Evening surf: Evening surf (20 Aug, local time) - 1ft (0.3m), 16s period with SW swell.
The current surf forecast for Kua Bay at 8PM is: 0.3m 17s primary swell from a Southwest direction and 0.4m 11s secondary swell from a West-northwest direction (forecast issued at 01:00pm August 20). 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 (20 Aug) | 1ft (0.3m) | 18s |
| Afternoon (20 Aug) | 1ft (0.3m) | 18s |
| Evening (20 Aug) | 1ft (0.3m) | 16s |
Table - waves today at Kua Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Thu afternoon, min 26°C on Thu night). Wind will be generally light. | |||||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||||
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) | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | W 10 | W 10 | WNW 10 | W 10 | W 11 | W 11 | W 10 | W 10 | W 10 | WNW 10 | WNW 10 | SW 15 | W 10 | W 11 | W 10 | WNW 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 49 | 49 | 47 | 43 | 42 | 35 | 32 | 34 | 52 | 58 | 59 | 55 | 51 | 50 | 33 | 33 | 37 | 55 | 57 | 54 | 83 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | glassy | cross-off | cross-off | glassy | cross-on | cross-on | cross | cross | cross | glassy | glassy | glassy | glassy | cross-on | cross | glassy | glassy | glassy |
High Tide | 10:49AM0.62m | 12:03PM0.64m | 11:29PM0.26m | 12:58PM0.68m | |||||||||||||||||
Low Tide | 3:15AM0.18m | 8:38PM0.25m | 4:44AM0.18m | 8:45PM0.21m | |||||||||||||||||
 | | |  | | | | | | |  |  | | | | | | | | | | |
 | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 |
Feels °C | 31 | 30 | 31 | 31 | 30 | 30 | 31 | 31 | 31 | 30 | 29 | 31 | 31 | 31 | 31 | 32 | 32 | 32 | 31 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | WNW 10 |
| kJ | 33 | 43 | 42 | 42 | 41 | 31 | 31 | 30 | 31 | 46 | 54 | 52 | 44 | 44 | 43 | 33 | 46 | 78 | 64 | 52 | 83 |
Swell 2 Height (m) Direction Period (s) | W 11 | WNW 11 | WNW 11 | WNW 11 | W 11 | W 10 | W 10 | WNW 10 | W 10 | W 11 | W 11 | W 10 | W 10 | W 10 | WNW 10 | WNW 10 | WNW 10 | W 10 | W 11 | W 10 | SW 16 |
| kJ | 38 | 23 | 23 | 40 | 37 | 35 | 32 | 34 | 52 | 58 | 59 | 55 | 51 | 50 | 33 | 33 | 33 | 55 | 57 | 54 | 62 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 16 | SW 16 | SW 16 | WSW 10 |
| kJ | 49 | 49 | 47 | 43 | 42 | 69 | 71 | 73 | 69 | 41 | 39 | 64 | 64 | 64 | 64 | 64 | 37 | 62 | 63 | 62 | 9 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 52 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 32 | 32 | 32 | 0 | 0 | 14 | 4 | 4 | 30 | 32 | 21 | 18 | 4 | 20 | 14 | 4 | 30 | 30 | 4 | 4 | 0 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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