Surf Forecasts:
How big are the waves at Kua Bay today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 1.5ft (0.4m), 12s period with WNW swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 1.5ft (0.4m), 12s period with WNW swell.
- Evening surf: Evening surf (19 Aug, local time) - 1ft (0.3m), 16s period with SW swell.
The current surf forecast for Kua Bay at 7PM is: 0.3m 16s primary swell from a Southwest direction and 0.3m 12s secondary swell from a West-northwest direction, 0.5m 4s secondary swell from a North-northeast direction (forecast issued at 01:00pm August 19). An open ocean swell of 0.4m 6s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 1.5ft (0.4m) | 12s |
| Afternoon (19 Aug) | 1.5ft (0.4m) | 12s |
| Evening (19 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 Wed afternoon, min 26°C on Wed night). Wind will be generally light. | |||||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | |||||||||||||||||||
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 12 | WNW 12 | WNW 12 | SW 16 | SW 16 | SW 16 | SW 17 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | W 10 | W 10 | WNW 10 | W 10 | W 11 | W 11 | W 11 | W 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 48 | 48 | 28 | 41 | 41 | 41 | 45 | 48 | 49 | 49 | 47 | 43 | 42 | 35 | 32 | 34 | 52 | 58 | 59 | 57 | 56 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | on | on | on | glassy | cross-off | cross-off | glassy | glassy | cross-on | cross | cross | cross-off | glassy |
High Tide | 9:26AM0.61m | 10:49AM0.62m | 12:03PM0.64m | ||||||||||||||||||
Low Tide | 2:09AM0.16m | 3:15AM0.18m | 8:38PM0.25m | ||||||||||||||||||
 | | |  | | |  |  | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | 6:49 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 28 | 28 | 27 | 26 | 26 |
Feels °C | 31 | 31 | 32 | 31 | 30 | 30 | 31 | 30 | 30 | 31 | 30 | 30 | 29 | 29 | 30 | 30 | 31 | 31 | 29 | 29 | 31 |
Swell 1 Height (m) Direction Period (s) | WNW 12 | WNW 12 | WNW 12 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | 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 |
| kJ | 48 | 48 | 28 | 15 | 34 | 22 | 22 | 23 | 33 | 32 | 42 | 31 | 31 | 31 | 26 | 26 | 31 | 36 | 54 | 52 | 44 |
Swell 2 Height (m) Direction Period (s) | NNE 7 | NNE 7 | NNE 6 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | W 11 | W 11 | WNW 11 | W 11 | W 11 | W 11 | W 10 | W 10 | WNW 10 | W 10 | W 11 | W 11 | W 11 | W 10 |
| kJ | 5 | 4 | 8 | 28 | 27 | 25 | 24 | 21 | 38 | 23 | 37 | 38 | 37 | 35 | 32 | 34 | 52 | 58 | 59 | 57 | 56 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | SSW 16 | W 7 | SW 16 | SW 16 | SW 16 | SW 17 | SW 18 | 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 |
| kJ | 25 | 26 | 4 | 41 | 41 | 41 | 45 | 48 | 49 | 49 | 47 | 43 | 42 | 69 | 71 | 73 | 69 | 41 | 65 | 64 | 64 |
Wind waves Height (m) Direction Period (s) | NNE 4 | NNE 4 | NNE 4 | NNE 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 6 | 7 | 11 | 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 30 | 4 | 19 | 0 | 4 | 4 | 4 | 4 | 32 | 32 | 14 | 0 | 0 | 26 | 14 | 4 | 32 | 30 | 30 | 22 | 4 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Kua Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest