Surf Forecasts:
How big are the waves at Kua Bay today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 0.5ft (0.2m), 10s period with N swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 0.5ft (0.2m), 10s period with N swell.
- Evening surf: Evening surf (21 Oct, local time) - 0.5ft (0.2m), 9s period with N swell.
The current surf forecast for Kua Bay at 2AM is: 0.1m 16s primary swell from a Southwest direction and 0.2m 10s secondary swell from a North direction (forecast issued at 07:00pm October 20). An open ocean swell of 0.9m 8s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 0.5ft (0.2m) | 10s |
| Afternoon (21 Oct) | 0.5ft (0.2m) | 10s |
| Evening (21 Oct) | 0.5ft (0.2m) | 9s |
Table - waves today at Kua Bay. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Tue night. Warm (max 27°C on Fri morning, min 24°C on Tue night). Wind will be generally light. | |||||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | |||||||||||||||||
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) | N 11 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 8 | N 8 | N 8 | NE 5 | NE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 9 | 9 | 8 | 10 | 10 | 10 | 10 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 10 | 0 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-off | cross-off | glassy | glassy | cross-off | cross-on | cross-on | cross-off | cross-off | glassy | cross-on | glassy | glassy | cross-on | cross-on | cross-on | cross-off | glassy |
High Tide | 1:04AM0.45m | 12:33PM0.62m | 1:35AM0.54m | 1:11PM0.61m | |||||||||||||||
Low Tide | 6:59PM0.14m | 6:14AM0.25m | 7:18PM0.11m | 7:13AM0.23m | 7:39PM0.08m | ||||||||||||||
 |  | | |  |  | | | | |  | | | | | | | | | |
 | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | 5:57 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — |
mm | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 25 | 25 | 24 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 24 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 28 | 27 | 26 | 28 | 26 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 26 | 28 | 28 | 27 | 29 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | N 11 | N 10 | N 10 | NE 8 | NE 8 | NNE 8 | NE 8 | NE 7 | NE 7 | NE 7 | NE 8 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 8 | NE 8 |
| kJ | 9 | 8 | 8 | 84 | 84 | 74 | 84 | 79 | 89 | 77 | 57 | 56 | 44 | 44 | 43 | 43 | 53 | 28 | 31 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 15 | SSW 16 | N 10 | N 10 | N 10 | N 10 | N 10 | N 9 | N 9 | N 9 | N 9 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | NNE 5 |
| kJ | 8 | 9 | 24 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 21 | 20 | 19 | 18 | 18 | 18 | 8 |
Swell 3 Height (m) Direction Period (s) | NW 10 | NW 10 | NW 10 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | N 9 | N 9 | N 8 | N 8 | N 8 | NNE 16 | NNE 14 |
| kJ | 4 | 4 | 4 | 10 | 10 | 10 | 10 | 22 | 21 | 21 | 21 | 21 | 6 | 6 | 6 | 6 | 5 | 24 | 20 |
Wind waves Height (m) Direction Period (s) | NE 7 | NE 8 | NE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 5 | — |
| kJ | 122 | 110 | 113 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 10 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 112 | 4 | 4 | 4 | 4 | 4 | 98 | 4 | 100 | 39 | 39 | 20 | 20 | 19 | 97 | 101 | 100 | 24 | 19 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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