Surf Forecasts:
How big are the waves at Kua Bay 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 Kua Bay at 7PM is: 0.4m 13s primary swell from a West-northwest direction (forecast issued at 01:00pm August 18). An open ocean swell of 0.7m 5s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| 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 Kua Bay. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Tue night. Warm (max 28°C on Wed morning, min 26°C on Tue afternoon). Wind will be generally light. | |||||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||
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 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | 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 |
Wave Graph  | |||||||||||||||||||||
 kJ | 25 | 25 | 25 | 58 | 57 | 33 | 29 | 48 | 48 | 48 | 28 | 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 | cross-on | cross-on | cross | cross-on | glassy | glassy | glassy | glassy | cross-on | cross | cross-on | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | glassy | cross-off |
High Tide | 8:16AM0.61m | 6:42PM0.41m | 9:26AM0.61m | 10:49AM0.62m | |||||||||||||||||
Low Tide | 2:41PM0.35m | 1:28AM0.14m | 2:09AM0.16m | ||||||||||||||||||
 | | |  |  | |  | | | | |  | | | |  | | | | | | |
 | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 28 | 27 | 28 | 27 | 26 |
Feels °C | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 32 | 31 | 31 | 31 | 31 | 31 | 31 | 32 | 30 | 32 | 32 | 29 |
Swell 1 Height (m) Direction Period (s) | NNE 5 | NNE 5 | NE 5 | NE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NE 5 | NE 5 | NE 5 | WNW 12 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 7 | NNE 7 | NNE 7 |
| kJ | 9 | 15 | 27 | 27 | 17 | 16 | 15 | 9 | 11 | 12 | 12 | 28 | 26 | 22 | 22 | 16 | 16 | 23 | 32 | 32 | 32 |
Swell 2 Height (m) Direction Period (s) | NE 8 | WNW 11 | WNW 11 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | SW 16 | WNW 12 | WNW 11 | WNW 11 | W 11 | W 11 | SW 18 | SW 17 | SW 17 | W 11 |
| kJ | 14 | 25 | 25 | 58 | 57 | 33 | 29 | 48 | 48 | 48 | 28 | 41 | 27 | 25 | 24 | 21 | 21 | 49 | 47 | 43 | 21 |
Swell 3 Height (m) Direction Period (s) | WNW 11 | NE 7 | W 13 | SSW 18 | ENE 7 | ENE 7 | NE 7 | SSW 16 | NNE 7 | NNE 7 | NNE 6 | W 7 | SW 16 | SW 16 | SW 17 | SW 18 | SW 18 | WNW 11 | W 11 | W 11 | SW 16 |
| kJ | 25 | 8 | 14 | 31 | 5 | 5 | 2 | 25 | 5 | 4 | 8 | 4 | 41 | 41 | 45 | 48 | 49 | 23 | 21 | 21 | 42 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | NNE 6 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 26 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 100 | 101 | 100 | 30 | 4 | 4 | 19 | 19 | 98 | 98 | 98 | 10 | 4 | 4 | 4 | 4 | 32 | 32 | 14 | 4 | 22 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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